Data Structures
struct	usb_dev_t
	Structure holding usb device information. More...

struct	ip_tunn_slot_info_t
	Structure holding ip tunnling slot information. More...

struct	ip_tunn_dev_t
	Structure holding ip tunneling device information. More...

struct	ip_rout_info_t
	Structure holding ip routing information. More...

Typedefs
typedef struct usb_dev_t	usb_dev_t
	Structure holding usb device information. More...

typedef struct ip_tunn_slot_info_t	ip_tunn_slot_info_t
	Structure holding ip tunnling slot information. More...

typedef struct ip_tunn_dev_t	ip_tunn_dev_t
	Structure holding ip tunneling device information. More...

typedef struct ip_rout_info_t	ip_rout_info_t
	Structure holding ip routing information. More...

typedef void(*	kdrive_ap_telegram_callback) (const uint8_t telegram[], uint32_t telegram_len, void *user_data)
	Callback function type (pointer to function definition) More...

typedef void(*	kdrive_ap_packet_trace_callback) (const uint8_t telegram[], uint32_t telegram_len, int32_t direction, void *user_data)
	Packet Trace callback function type (pointer to function definition) More...

Functions
kdriveExpress_API int32_t	kdrive_ap_create (void)
	Creates an internal AccessPort interface This should be the first function called when working with the access library. More...

kdriveExpress_API bool_t	kdrive_ap_release (int32_t ap)
	Releases the AccessPort interface. More...

kdriveExpress_API error_t	kdrive_ap_set_keyring (int32_t ap, int32_t keyring)
	Sets the used knx keyring project. More...

kdriveExpress_API uint32_t	kdrive_ap_enum_usb (int32_t ap)
	Scan for all KNX USB Interface devices. More...

kdriveExpress_API error_t	kdrive_ap_enum_usb_ex (usb_dev_t items[], uint32_t *items_length)
	Scan for all KNX USB Interface devices. More...

kdriveExpress_API error_t	kdrive_ap_only_enum_usb (usb_dev_t items[], uint32_t *items_length)
	Scan for all KNX USB Interface devices. More...

kdriveExpress_API error_t	kdrive_ap_open_usb (int32_t ap, uint32_t iface_index)
	Opens a connection to a KNX USB Interface device iface_index should be in the range 0..iface_count-1 where iface_count is > 0. More...

kdriveExpress_API error_t	kdrive_ap_enum_ip_tunn (int32_t ap, ip_tunn_dev_t items[], uint32_t *items_length)
	Scans for all KNX IP Tunneling Interface devices The items array must exist (should be pre-allocated by the user). More...

kdriveExpress_API error_t	kdrive_ap_read_ip_tunn_device_info (int32_t ap, const char ip_address, uint16_t port, const char iface_address, ip_tunn_dev_t *device_info)
	Gets the information for one specific tunneling device. More...

kdriveExpress_API error_t	kdrive_ap_open_ip_tunn (int32_t ap, const char ip_address, uint16_t port, const char iface_address)
	Opens a connection to a KNX IP Tunneling Interface device on a specific network interface or default network interface. More...

kdriveExpress_API error_t	kdrive_ap_open_ip_tunn_nat (int32_t ap, const char ip_address, uint16_t port, const char iface_address)
	Opens a connection to a KNX IP Tunneling Interface device on a specific network interface in Network Address Translation (NAT) mode. More...

kdriveExpress_API error_t	kdrive_ap_open_ip (int32_t ap, const char *ip_address)

kdriveExpress_API error_t	kdrive_ap_open_ip_ex (int32_t ap, const char ip_address, const char iface_address)

kdriveExpress_API error_t	kdrive_ap_open_ip_nat (int32_t ap, const char ip_address, const char iface_address)

kdriveExpress_API error_t	kdrive_ap_is_ip_tunn_secure (int32_t ap, bool_t *secured)
	Only has works for knxnet ip tunneling ports, returns if security is enabled or not. More...

kdriveExpress_API error_t	kdrive_ap_set_ip_tunn_auth_code (int32_t ap, const char *authentication_code)
	Sets the optional authentication code for the KNXnet/IP tunneling connection. More...

kdriveExpress_API error_t	kdrive_ap_set_ip_tunn_credentials (int32_t ap, uint8_t user_id, const char *password)
	Sets the user id and the security password for the KNXnet/IP tunneling connection. More...

kdriveExpress_API error_t	kdrive_ap_set_ip_tunn_user_id (int32_t ap, uint8_t user_id)
	Sets the security user id for the KNXnet/IP tunneling connection. More...

kdriveExpress_API error_t	kdrive_ap_get_ip_tunn_user_id (int32_t ap, uint8_t *user_id)
	Gets the security user id for the KNXnet/IP tunneling connection. More...

kdriveExpress_API error_t	kdrive_ap_set_ip_tunn_requested_ia (int32_t ap, uint16_t address)
	Sets the (optional) requested individual address This function is used for KNXnet/IP v2 devices. More...

kdriveExpress_API error_t	kdrive_ap_enum_ip_rout (int32_t ap, ip_rout_info_t items[], uint32_t *items_length)
	Scans for all KNX IP Routing devices The items array must exist (should be pre-allocated by the user). More...

kdriveExpress_API error_t	kdrive_ap_open_ip_rout (int32_t ap, const char multicast_address, const char iface_address, bool_t secured)
	Creates an KNXnet/IP Routing access port. More...

kdriveExpress_API error_t	kdrive_ap_is_ip_rout_secure (int32_t ap, bool_t *secured)
	Only has works for knxnet ip routing ports, returns if security is enabled or not. More...

kdriveExpress_API error_t	kdrive_ap_set_ip_rout_backbone_key (int32_t ap, const char *key)
	Sets the backbone key for the KNXnet/IP routing connection. More...

kdriveExpress_API error_t	kdrive_ap_open_serial_ft12 (int32_t ap, const char *serial_device)
	Opens a connection to a KNX FT1.2 serial interface. More...

kdriveExpress_API error_t	kdrive_ap_open_tiny_serial (int32_t ap, const char *serial_device)
	Opens a connection to the KNX Tiny Serial Interface 810. More...

kdriveExpress_API error_t	kdrive_ap_close (int32_t ap)
	Closes the access port If the access port is not open nothing happens. More...

kdriveExpress_API bool_t	kdrive_ap_is_open (int32_t ap)
	Returns whether the access port is open. More...

kdriveExpress_API error_t	kdrive_ap_send (int32_t ap, const uint8_t telegram[], uint32_t telegram_len)
	Sends a KNX Telegram on the Access Port. More...

kdriveExpress_API error_t	kdrive_ap_group_write (int32_t ap, uint16_t address, const uint8_t *value, uint32_t bits)
	Sends a GroupValue_Write Telegram The length is specified in bits to enable values less than one byte to be sent (i.e. More...

kdriveExpress_API error_t	kdrive_ap_group_read (int32_t ap, uint16_t address)
	Sends a GroupValue_Read Telegram on the Access Port This function does not wait for a GroupValue_Response telegram. More...

kdriveExpress_API error_t	kdrive_ap_group_response (int32_t ap, uint16_t address, const uint8_t *value, uint32_t bits)
	Sends a GroupValue_Response Telegram. More...

kdriveExpress_API uint32_t	kdrive_ap_read_group_object (int32_t ap, uint16_t address, uint8_t telegram[], uint32_t telegram_len, uint32_t timeout)
	Sends a GroupValue_Read Telegram on the Access Port and waits for a GroupValue_Response indication telegram (with a matching Group Address). More...

kdriveExpress_API error_t	kdrive_ap_enable_queue (int32_t ap, bool_t enabled)
	Enables/Disables the receive queue for the access port. More...

kdriveExpress_API uint32_t	kdrive_ap_receive (int32_t ap, uint8_t telegram[], uint32_t telegram_len, uint32_t timeout)
	Waits for an inbound KNX telegram and (if received) copies the data into the telegram buffer. More...

kdriveExpress_API error_t	kdrive_ap_register_telegram_callback (int32_t ap, kdrive_ap_telegram_callback c, void user_data, uint32_t key)
	Registers a callback function. More...

kdriveExpress_API error_t	kdrive_ap_register_sec_telegram_callback (int32_t ap, kdrive_ap_telegram_callback c, void user_data, uint32_t key)
	Registers a callback function. More...

kdriveExpress_API error_t	kdrive_ap_remove_telegram_callback (int32_t ap, uint32_t key)
	Removes (de-registers) a telegram callback. More...

kdriveExpress_API error_t	kdrive_ap_get_dest (const uint8_t telegram[], uint32_t telegram_len, uint16_t *address)
	Extracts the Destination Address from the Telegram. More...

kdriveExpress_API error_t	kdrive_ap_get_src (const uint8_t telegram[], uint32_t telegram_len, uint16_t *address)
	Extracts the Source Address from the Telegram. More...

kdriveExpress_API error_t	kdrive_ap_get_apci (const uint8_t telegram[], uint32_t telegram_len, uint16_t *apci)
	Extracts the APCI from the Telegram. More...

kdriveExpress_API error_t	kdrive_ap_get_message_code (const uint8_t telegram[], uint32_t telegram_len, uint8_t *message_code)
	Extracts the Message Code from the Telegram. More...

kdriveExpress_API error_t	kdrive_ap_get_serial_number (const uint8_t telegram[], uint32_t telegram_len, uint8_t sn[KDRIVE_SN_LEN])
	Extracts the Serial Number from the Additional Info (if available) This is extracted from the Additional Info field i.e. More...

kdriveExpress_API bool_t	kdrive_ap_is_group (const uint8_t telegram[], uint32_t telegram_len)
	Determines if the specified telegram is a GroupValue telegram This is, one of GroupValue_Read, GroupValue_Write or GroupValue_Response. More...

kdriveExpress_API bool_t	kdrive_ap_is_group_write (const uint8_t telegram[], uint32_t telegram_len)
	Determines if the specified telegram is a GroupValue_Write telegram. More...

kdriveExpress_API bool_t	kdrive_ap_is_group_read (const uint8_t telegram[], uint32_t telegram_len)
	Determines if the specified telegram is a GroupValue_Read telegram. More...

kdriveExpress_API bool_t	kdrive_ap_is_group_response (const uint8_t telegram[], uint32_t telegram_len)
	Determines if the specified telegram is a GroupValue_Response telegram. More...

kdriveExpress_API error_t	kdrive_ap_get_group_data (const uint8_t telegram[], uint32_t telegram_len, uint8_t data, uint32_t data_len)
	Extracts the Group Value data from the KNX telegram. More...

kdriveExpress_API error_t	kdrive_ap_is_compressed_group_data (const uint8_t telegram[], uint32_t telegram_len, bool_t *is_commpressed)
	Determines if the group value size is compressed (6 bits or less). More...

kdriveExpress_API error_t	kdrive_ap_set_data_sec (int32_t ap, enum data_sec_t dataSec)
	Set the Data Security of the access point. More...

kdriveExpress_API error_t	kdrive_ap_get_data_sec (int32_t ap, enum data_sec_t *dataSec)
	Get the Data Security usage of the access point. More...

kdriveExpress_API error_t	kdrive_ap_set_data_sec_own_seq_num (int32_t ap, const uint8_t seq_num[6])
	Set the own sending sequence number. More...

kdriveExpress_API error_t	kdrive_ap_set_data_sec_device_seq_num (int32_t ap, uint16_t address, const uint8_t seq_num[6])
	Set the sequence number of a device. More...

kdriveExpress_API bool_t	kdrive_ap_is_data_sec (const uint8_t telegram[], uint32_t telegram_len)
	Check if the telegram is a data secure one. More...

kdriveExpress_API error_t	kdrive_ap_get_layer (int32_t ap, uint16_t *layer)
	Gets the Layer of the Local Device (KNX Interface Device) The default value is Link Layer. More...

kdriveExpress_API error_t	kdrive_ap_set_layer (int32_t ap, uint16_t layer)
	Sets the Layer of the Local Device (KNX Interface Device) More...

kdriveExpress_API error_t	kdrive_ap_get_ind_addr (int32_t ap, uint16_t *address)
	Gets the Individual Address of the Local Device (KNX Interface Device) More...

kdriveExpress_API error_t	kdrive_ap_set_ind_addr (int32_t ap, uint16_t address)
	Sets the Individual Address of the Local Device (KNX Interface Device) More...

kdriveExpress_API error_t	kdrive_ap_get_rf_domain_addr (int32_t ap, uint8_t da[KDRIVE_DA_LEN])
	Gets the Domain Address of the Local Device (KNX Interface Device) More...

kdriveExpress_API error_t	kdrive_ap_set_rf_domain_addr (int32_t ap, const uint8_t da[KDRIVE_DA_LEN])
	Sets the Domain Address of the Local Device (KNX Interface Device) More...

kdriveExpress_API error_t	kdrive_ap_get_serial_no (int32_t ap, uint8_t sn[KDRIVE_SN_LEN])
	Gets the Serial Number of the Local Device (KNX Interface Device) More...

kdriveExpress_API error_t	kdrive_ap_set_serial_no (int32_t ap, const uint8_t sn[KDRIVE_SN_LEN])
	Sets the Serial Number of the Local Device (KNX Interface Device) More...

kdriveExpress_API error_t	kdrive_ap_get_tunnel_ind_addr (int32_t ap, uint16_t *address)
	Gets the used Individual Address of the tunnel connection (KNX Interface Device). More...

kdriveExpress_API error_t	kdrive_ap_set_tunnel_ind_addr (int32_t ap, uint16_t address)
	Sets the used Individual Address of the tunnel connection (KNX Interface Device). More...

kdriveExpress_API error_t	kdrive_ap_get_additional_ind_addr (int32_t ap, uint16_t addresses[], uint32_t *addresses_len)
	Gets the Additional Individual Addresses of the Local Device (KNX Interface Device) More...

kdriveExpress_API error_t	kdrive_ap_set_additional_ind_addr (int32_t ap, const uint16_t addresses[], uint16_t addresses_len)
	Sets the Additional Individual Addresses of the Local Device (KNX Interface Device) More...

kdriveExpress_API error_t	kdrive_ap_get_filter_dest_addr (int32_t ap, bool_t *is_enabled)
	Gets the destination individual address filter setting. More...

kdriveExpress_API error_t	kdrive_ap_set_filter_dest_addr (int32_t ap, bool_t enable)
	Enable or disable filter destination individual address for L-Data.ind telegrams. More...

kdriveExpress_API error_t	kdrive_ap_get_filter_rf_domain_addr (int32_t ap, bool_t *is_enabled)
	Gets the rf domain adrress filter setting. More...

kdriveExpress_API error_t	kdrive_ap_set_filter_rf_domain_addr (int32_t ap, bool_t enable)
	Enable or disable filter rf domain address for L-Data.ind telegrams. More...

kdriveExpress_API error_t	kdrive_ap_get_bus_state (int32_t ap, bool_t use_cache, uint32_t *bus_state)
	Reads the current bus state from the interface (use_cache == false) or gets the last status of the knx bus from the cache (use_cache == true). More...

kdriveExpress_API error_t	kdrive_ap_get_max_apdu_length (int32_t ap, uint32_t *max_apdu_length)
	Gets the maximum supported apdu length of the Local Device (KNX Interface Device) More...

kdriveExpress_API error_t	kdrive_ap_packet_trace_connect (int32_t ap)
	Starts the Packet Trace, for a specific access port. More...

kdriveExpress_API error_t	kdrive_ap_packet_trace_disconnect (int32_t ap)
	Stops the Packet Trace. More...

kdriveExpress_API error_t	kdrive_ap_set_packet_trace_callback (int32_t ap, kdrive_ap_packet_trace_callback c, void *user_data)
	Sets the packet trace callback function, for a specific access port. More...

Detailed Description

Typedef Documentation

◆ ip_rout_info_t

typedef struct ip_rout_info_t ip_rout_info_t

Structure holding ip routing information.

See also: kdrive_ap_enum_ip_rout

◆ ip_tunn_dev_t

typedef struct ip_tunn_dev_t ip_tunn_dev_t

Structure holding ip tunneling device information.

See also: kdrive_ap_enum_ip_tunn

◆ ip_tunn_slot_info_t

typedef struct ip_tunn_slot_info_t ip_tunn_slot_info_t

Structure holding ip tunnling slot information.

See also: ip_tunn_dev_t

◆ kdrive_ap_packet_trace_callback

typedef void(* kdrive_ap_packet_trace_callback) (const uint8_t telegram[], uint32_t telegram_len, int32_t direction, void *user_data)

Packet Trace callback function type (pointer to function definition)

See also: kdrive_ap_set_packet_trace_callback

Parameters

[in]	telegram	holds the received telegram, the buffer is temporary
[in]	telegram_len	indicates the length of the telegram
[in]	direction	the packet direction: KDRIVE_PACKET_DIR_TX (send) or KDRIVE_PACKET_DIR_RX (received)
[in]	user_data	pointer to user data or NULL

◆ kdrive_ap_telegram_callback

typedef void(* kdrive_ap_telegram_callback) (const uint8_t telegram[], uint32_t telegram_len, void *user_data)

Callback function type (pointer to function definition)

See also: kdrive_ap_register_telegram_callback

Parameters

[in]	telegram	holds the received telegram, the buffer is temporary
[in]	telegram_len	indicates the length of the telegram
[in]	user_data	pointer to user data or NULL

◆ usb_dev_t

typedef struct usb_dev_t usb_dev_t

Structure holding usb device information.

See also: kdrive_ap_enum_usb_ex and kdrive_ap_only_enum_usb

Function Documentation

◆ kdrive_ap_close()

kdriveExpress_API error_t kdrive_ap_close ( int32_t ap )

Closes the access port If the access port is not open nothing happens.

Parameters

[in] ap the access port descriptor

Examples: kdrive_express_data_secure.c, kdrive_express_dpt.c, kdrive_express_ip_tunneling.c, kdrive_express_ip_tunneling_keyring.c, kdrive_express_ip_tunneling_secure.c, kdrive_express_tunnel_ind_addr.c, and kdrive_express_usb.c.

◆ kdrive_ap_create()

kdriveExpress_API int32_t kdrive_ap_create ( void )

Creates an internal AccessPort interface This should be the first function called when working with the access library.

It creates a unique access port descriptor which will be passed to all kdrive access functions. When finished, call kdrive_ap_release. If create fails the function returns KDRIVE_INVALID_DESCRIPTOR

Returns: access port descriptor if successful

Examples: kdrive_express_data_secure.c, kdrive_express_dpt.c, kdrive_express_ip_tunneling.c, kdrive_express_ip_tunneling_enumerate.c, kdrive_express_ip_tunneling_keyring.c, kdrive_express_ip_tunneling_secure.c, kdrive_express_tunnel_ind_addr.c, and kdrive_express_usb.c.

◆ kdrive_ap_enable_queue()

kdriveExpress_API error_t kdrive_ap_enable_queue	(	int32_t	ap,
		bool_t	enabled
	)

Enables/Disables the receive queue for the access port.

Parameters

[in]	ap	the access port descriptor
[in]	enabled	true enables the receive queue false disables the queue

Examples: kdrive_express_ip_tunneling.c.

◆ kdrive_ap_enum_ip_rout()

kdriveExpress_API error_t kdrive_ap_enum_ip_rout	(	int32_t	ap,
		ip_rout_info_t	items[],
		uint32_t *	items_length
	)

Scans for all KNX IP Routing devices The items array must exist (should be pre-allocated by the user).

The max size of the array must be passed in as items_length. items_length will be updated to correspond to the length of the found devices. If the array is to small than only the possible values will returned.

Note: Only available in the Commercial Access kdriveExpress SDK

Parameters

[in]	ap	the access port descriptor
[out]	items	the array of routing information struct items with the found ip routing devices
[in,out]	items_length	the data array capacity (in) and actual length of the data array (out)

◆ kdrive_ap_enum_ip_tunn()

kdriveExpress_API error_t kdrive_ap_enum_ip_tunn	(	int32_t	ap,
		ip_tunn_dev_t	items[],
		uint32_t *	items_length
	)

Scans for all KNX IP Tunneling Interface devices The items array must exist (should be pre-allocated by the user).

The max size of the array must be passed in as items_length. items_length will be updated to correspond to the length of the found devices. If the array is to small than only the possible values will returned.

Parameters

[in]	ap	the access port descriptor
[out]	items	the array of tunneling device struct items with the found ip tunning devices
[in,out]	items_length	the data array capacity (in) and actual length of the data array (out)

Examples: kdrive_express_data_secure.c, and kdrive_express_ip_tunneling_enumerate.c.

◆ kdrive_ap_enum_usb()

kdriveExpress_API uint32_t kdrive_ap_enum_usb ( int32_t ap )

Scan for all KNX USB Interface devices.

Parameters

[in] ap the access port descriptor

Returns: count of successfully enumerated interface devices

Examples: kdrive_express_dpt.c.

◆ kdrive_ap_enum_usb_ex()

kdriveExpress_API error_t kdrive_ap_enum_usb_ex	(	usb_dev_t	items[],
		uint32_t *	items_length
	)

Scan for all KNX USB Interface devices.

Note: This function also opens and closes a connection to usb interface to read some info e.g. media type, individual address etc. It also list only not already opened usb interfaces. If you do not need this additional informations you could use kdrive_ap_only_enum_usb.

The items array must exist (should be pre-allocated by the user). The max size of the array must be passed in as items_length. items_length will be updated to correspond to the length of the found devices. If the array is to small than only the possible values will returned.

Parameters

[out]	items	the array of usb device struct items with the found usb devices
[in,out]	items_length	the data array capacity (in) and actual length of the data array (out)

Examples: kdrive_express_usb.c.

◆ kdrive_ap_get_additional_ind_addr()

kdriveExpress_API error_t kdrive_ap_get_additional_ind_addr	(	int32_t	ap,
		uint16_t	addresses[],
		uint32_t *	addresses_len
	)

Gets the Additional Individual Addresses of the Local Device (KNX Interface Device)

Note: This function is only for tunneling access ports

Parameters

[in]	ap	the access port descriptor of a tunneling access port
[out]	addresses	the array of additional individual addresses
[in,out]	addresses_len	the array capacity (in) and actual length of the array (out)

Examples: kdrive_express_tunnel_ind_addr.c.

◆ kdrive_ap_get_apci()

kdriveExpress_API error_t kdrive_ap_get_apci	(	const uint8_t	telegram[],
		uint32_t	telegram_len,
		uint16_t *	apci
	)

Extracts the APCI from the Telegram.

Parameters

[in]	telegram	the the KNX telegram
[in]	telegram_len	the length of the KNX telegram
[out]	apci	APCI

◆ kdrive_ap_get_bus_state()

kdriveExpress_API error_t kdrive_ap_get_bus_state	(	int32_t	ap,
		bool_t	use_cache,
		uint32_t *	bus_state
	)

Reads the current bus state from the interface (use_cache == false) or gets the last status of the knx bus from the cache (use_cache == true).

Normally the interface inform the client when the bus state changed.

Note: This function is only for KNX USB interfaces.

Parameters

[in]	ap	the access port descriptor
[in]	use_cache	read from interface (false) or use last known status (true)
[out]	bus_state	the current knx bus state (KDRIVE_KNX_BUS_STATE_UNKNOWN, KDRIVE_KNX_BUS_STATE_DISCONNECTED or KDRIVE_KNX_BUS_STATE_CONNECTED)

◆ kdrive_ap_get_data_sec()

kdriveExpress_API error_t kdrive_ap_get_data_sec	(	int32_t	ap,
		enum data_sec_t *	dataSec
	)

Get the Data Security usage of the access point.

It can be: KDRIVE_ACCESS_DATA_SEC_OFF = 0x00 KDRIVE_ACCESS_DATA_SEC_ON = 0x01 KDRIVE_ACCESS_DATA_SEC_AUTO = 0xFF

Note: Only available when KDRIVE_EXPRESS_SECURITY_ENABLED is 1

Parameters

[in]	ap	the access port descriptor
[out]	dataSec	current Data Security usage

◆ kdrive_ap_get_dest()

kdriveExpress_API error_t kdrive_ap_get_dest	(	const uint8_t	telegram[],
		uint32_t	telegram_len,
		uint16_t *	address
	)

Extracts the Destination Address from the Telegram.

Parameters

[in]	telegram	the KNX telegram
[in]	telegram_len	the length of the KNX telegram
[out]	address	the destination address

Examples: kdrive_express_dpt.c, kdrive_express_ip_tunneling.c, and kdrive_express_usb.c.

◆ kdrive_ap_get_filter_dest_addr()

kdriveExpress_API error_t kdrive_ap_get_filter_dest_addr	(	int32_t	ap,
		bool_t *	is_enabled
	)

Gets the destination individual address filter setting.

The default is 1 (filter is enabled).

Note: This function is only for KNXnet/IP Routing or Weinzierl cEMI FT1.2 interfaces.

Parameters

[in]	ap	the access port descriptor of a FT1.2 or routing access port
[out]	is_enabled	1 if filter is enabled or 0 otherwise

See also: kdrive_ap_set_filter_dest_addr

◆ kdrive_ap_get_filter_rf_domain_addr()

kdriveExpress_API error_t kdrive_ap_get_filter_rf_domain_addr	(	int32_t	ap,
		bool_t *	is_enabled
	)

Gets the rf domain adrress filter setting.

The default is 1 (filter is enabled).

Note: This function is only for RF interfaces.

Parameters

[in]	ap	the access port descriptor
[out]	is_enabled	1 if filter is enabled or 0 otherwise

See also: kdrive_ap_set_filter_rf_domain_addr

◆ kdrive_ap_get_group_data()

kdriveExpress_API error_t kdrive_ap_get_group_data	(	const uint8_t	telegram[],
		uint32_t	telegram_len,
		uint8_t *	data,
		uint32_t *	data_len
	)

Extracts the Group Value data from the KNX telegram.

If the telegram is not a GroupValue_Write or GroupValue_Response telegram an Invalid Telegram error is returned. The data buffer should be large enough to hold the data from the telegram. This length is checked against the length held in the telegram and if insufficient an Access Port Error is returned (Buffer Overflow).

Parameters

[in]	telegram	the KNX Telegram (Group Value Telegram)
[in]	telegram_len	the length of the telegram
[out]	data	The data buffer
[in,out]	data_len	the data buffer capacity (in) and actual length of the data buffer (out)

Examples: kdrive_express_dpt.c, kdrive_express_ip_tunneling.c, and kdrive_express_usb.c.

◆ kdrive_ap_get_ind_addr()

kdriveExpress_API error_t kdrive_ap_get_ind_addr	(	int32_t	ap,
		uint16_t *	address
	)

Gets the Individual Address of the Local Device (KNX Interface Device)

Parameters

[in]	ap	the access port descriptor
[out]	address	the individual address of the local device

◆ kdrive_ap_get_ip_tunn_user_id()

kdriveExpress_API error_t kdrive_ap_get_ip_tunn_user_id	(	int32_t	ap,
		uint8_t *	user_id
	)

Gets the security user id for the KNXnet/IP tunneling connection.

Note: This function is only for tunneling access ports

Parameters

[in]	ap	the access port descriptor
[out]	user_id	the security user id of the local device

◆ kdrive_ap_get_layer()

kdriveExpress_API error_t kdrive_ap_get_layer	(	int32_t	ap,
		uint16_t *	layer
	)

Gets the Layer of the Local Device (KNX Interface Device) The default value is Link Layer.

Parameters

[in]	ap	the access port descriptor
[out]	layer	the KNX layer of the local device

See also: kdrive_ap_set_layer

◆ kdrive_ap_get_max_apdu_length()

kdriveExpress_API error_t kdrive_ap_get_max_apdu_length	(	int32_t	ap,
		uint32_t *	max_apdu_length
	)

Gets the maximum supported apdu length of the Local Device (KNX Interface Device)

Parameters

[in]	ap	the access port descriptor
[out]	max_apdu_length	the maximum apdu length from the interface

◆ kdrive_ap_get_message_code()

kdriveExpress_API error_t kdrive_ap_get_message_code	(	const uint8_t	telegram[],
		uint32_t	telegram_len,
		uint8_t *	message_code
	)

Extracts the Message Code from the Telegram.

See also: KDRIVE_CEMI_L_DATA_REQ; KDRIVE_CEMI_L_DATA_CON; KDRIVE_CEMI_L_DATA_IND

Parameters

[in]	telegram	the KNX telegram
[in]	telegram_len	the length of the KNX telegram
[out]	message_code	the Message Code

Examples: kdrive_express_ip_tunneling.c, and kdrive_express_usb.c.

◆ kdrive_ap_get_rf_domain_addr()

kdriveExpress_API error_t kdrive_ap_get_rf_domain_addr	(	int32_t	ap,
		uint8_t	da[KDRIVE_DA_LEN]
	)

Gets the Domain Address of the Local Device (KNX Interface Device)

Parameters

[in]	ap	the access port descriptor
[out]	da	the domain address of the local device

◆ kdrive_ap_get_serial_no()

kdriveExpress_API error_t kdrive_ap_get_serial_no	(	int32_t	ap,
		uint8_t	sn[KDRIVE_SN_LEN]
	)

Gets the Serial Number of the Local Device (KNX Interface Device)

Parameters

[in]	ap	the access port descriptor
[out]	sn	the serial number of the local device

◆ kdrive_ap_get_serial_number()

kdriveExpress_API error_t kdrive_ap_get_serial_number	(	const uint8_t	telegram[],
		uint32_t	telegram_len,
		uint8_t	sn[KDRIVE_SN_LEN]
	)

Extracts the Serial Number from the Additional Info (if available) This is extracted from the Additional Info field i.e.

for KNX-RF telegrams

Parameters

[in]	telegram	the KNX telegram
[in]	telegram_len	the length of the KNX telegram
[out]	sn	the Serial Number

Examples: kdrive_express_usb.c.

◆ kdrive_ap_get_src()

kdriveExpress_API error_t kdrive_ap_get_src	(	const uint8_t	telegram[],
		uint32_t	telegram_len,
		uint16_t *	address
	)

Extracts the Source Address from the Telegram.

Parameters

[in]	telegram	the KNX telegram
[in]	telegram_len	the length of the KNX telegram
[out]	address	the source address

◆ kdrive_ap_get_tunnel_ind_addr()

kdriveExpress_API error_t kdrive_ap_get_tunnel_ind_addr	(	int32_t	ap,
		uint16_t *	address
	)

Gets the used Individual Address of the tunnel connection (KNX Interface Device).

This address is the device address PID_KNX_INDIVIDUAL_ADDRESS or a additional individual address PID_ADDITIONAL_INDIVIDUAL_ADDRESSES (normal case). The interface communicates it at the connecting procedure. So if somebody changed the additional individual addresses than this value is not up to data!

Note: This function is only for tunneling access ports.

Parameters

[in]	ap	the access port descriptor of a tunneling access port
[out]	address	the used individual address for the tunnel

Examples: kdrive_express_tunnel_ind_addr.c.

◆ kdrive_ap_group_read()

kdriveExpress_API error_t kdrive_ap_group_read	(	int32_t	ap,
		uint16_t	address
	)

Sends a GroupValue_Read Telegram on the Access Port This function does not wait for a GroupValue_Response telegram.

Parameters

[in]	ap	the access port descriptor
[in]	address	is the Group Address (destination)

◆ kdrive_ap_group_response()

kdriveExpress_API error_t kdrive_ap_group_response	(	int32_t	ap,
		uint16_t	address,
		const uint8_t *	value,
		uint32_t	bits
	)

Sends a GroupValue_Response Telegram.

See also: kdriveGroupValueWrite

Parameters

[in]	ap	the access port descriptor
[in]	address	is the Group Address (destination)
[in]	value	is the datapoint value to be sent
[in]	bits	respresents the length of the datapoint value, in bits

◆ kdrive_ap_group_write()

kdriveExpress_API error_t kdrive_ap_group_write	(	int32_t	ap,
		uint16_t	address,
		const uint8_t *	value,
		uint32_t	bits
	)

Sends a GroupValue_Write Telegram The length is specified in bits to enable values less than one byte to be sent (i.e.

1 bit boolean) etc.

Parameters

[in]	ap	the access port descriptor
[in]	address	is the Group Address (destination)
[in]	value	is the datapoint value to be sent
[in]	bits	respresents the length of the datapoint value, in bits

Examples: kdrive_express_data_secure.c, kdrive_express_dpt.c, kdrive_express_ip_tunneling.c, kdrive_express_ip_tunneling_keyring.c, kdrive_express_ip_tunneling_secure.c, and kdrive_express_usb.c.

◆ kdrive_ap_is_compressed_group_data()

kdriveExpress_API error_t kdrive_ap_is_compressed_group_data	(	const uint8_t	telegram[],
		uint32_t	telegram_len,
		bool_t *	is_commpressed
	)

Determines if the group value size is compressed (6 bits or less).

If the telegram is not a GroupValue_Write or GroupValue_Response telegram an Invalid Telegram error is returned.

Parameters

[in]	telegram	the KNX Telegram (Group Value Telegram)
[in]	telegram_len	the length of the telegram
[out]	is_commpressed	1 : compressed (6 bits or less) or 0 : not compressed (>= 1 byte)

◆ kdrive_ap_is_data_sec()

kdriveExpress_API bool_t kdrive_ap_is_data_sec	(	const uint8_t	telegram[],
		uint32_t	telegram_len
	)

Check if the telegram is a data secure one.

Parameters

[in]	telegram	the KNX Telegram
[in]	telegram_len	the length of the telegram

◆ kdrive_ap_is_group()

kdriveExpress_API bool_t kdrive_ap_is_group	(	const uint8_t	telegram[],
		uint32_t	telegram_len
	)

Determines if the specified telegram is a GroupValue telegram This is, one of GroupValue_Read, GroupValue_Write or GroupValue_Response.

Parameters

[in]	telegram	the KNX telegram
[in]	telegram_len	the length of the KNX telegram

Returns: true if a Group Telegram false otherwise

◆ kdrive_ap_is_group_read()

kdriveExpress_API bool_t kdrive_ap_is_group_read	(	const uint8_t	telegram[],
		uint32_t	telegram_len
	)

Determines if the specified telegram is a GroupValue_Read telegram.

Parameters

[in]	telegram	the KNX telegram
[in]	telegram_len	the length of the KNX telegram

Returns: true if a GroupValue_Read telegram false otherwise

◆ kdrive_ap_is_group_response()

kdriveExpress_API bool_t kdrive_ap_is_group_response	(	const uint8_t	telegram[],
		uint32_t	telegram_len
	)

Determines if the specified telegram is a GroupValue_Response telegram.

Parameters

[in]	telegram	the KNX telegram
[in]	telegram_len	the length of the KNX telegram

Returns: true if a GroupValue_Response telegram false otherwise

Examples: kdrive_express_ip_tunneling.c.

◆ kdrive_ap_is_group_write()

kdriveExpress_API bool_t kdrive_ap_is_group_write	(	const uint8_t	telegram[],
		uint32_t	telegram_len
	)

Determines if the specified telegram is a GroupValue_Write telegram.

Parameters

[in]	telegram	the KNX telegram
[in]	telegram_len	the length of the KNX telegram

Returns: true if a GroupValue_Write telegram false otherwise

Examples: kdrive_express_dpt.c, kdrive_express_ip_tunneling.c, and kdrive_express_usb.c.

◆ kdrive_ap_is_ip_rout_secure()

kdriveExpress_API error_t kdrive_ap_is_ip_rout_secure	(	int32_t	ap,
		bool_t *	secured
	)

Only has works for knxnet ip routing ports, returns if security is enabled or not.

Note: Only available in the Commercial Access kdriveExpress SDK

Parameters

[in]	ap	the (routing) access port descriptor
[out]	secured	is security enabled or disabled for routing port

◆ kdrive_ap_is_ip_tunn_secure()

kdriveExpress_API error_t kdrive_ap_is_ip_tunn_secure	(	int32_t	ap,
		bool_t *	secured
	)

Only has works for knxnet ip tunneling ports, returns if security is enabled or not.

Parameters

[in]	ap	the (tunneling) access port descriptor
[out]	secured	is security used for tunning port

◆ kdrive_ap_is_open()

kdriveExpress_API bool_t kdrive_ap_is_open ( int32_t ap )

Returns whether the access port is open.

Parameters

[in] ap the access port descriptor

Returns: 1 if the access port is open, 0 otherwise

◆ kdrive_ap_only_enum_usb()

kdriveExpress_API error_t kdrive_ap_only_enum_usb	(	usb_dev_t	items[],
		uint32_t *	items_length
	)

Scan for all KNX USB Interface devices.

This function does not open a connection to the usb interface so also already opened devices are seen but some information like media type and individual address is not available (set to 0). When you need this information see kdrive_ap_enum_usb_ex.

Note: usb_dev_t.ind_addr and usb_dev_t.media_tytes are not read so the are not valid!

The items array must exist (should be pre-allocated by the user). The max size of the array must be passed in as items_length. items_length will be updated to correspond to the length of the found devices. If the array is to small than only the possible values will returned.

Parameters

[out]	items	the array of usb device struct items with the found usb devices
[in,out]	items_length	the data array capacity (in) and actual length of the data array (out)

◆ kdrive_ap_open_ip()

kdriveExpress_API error_t kdrive_ap_open_ip	(	int32_t	ap,
		const char *	ip_address
	)

Deprecated:: Use kdrive_ap_open_ip_tunn instead.

Call it with iface_address=0.

Opens a connection to a KNX IP Tunneling Interface device on default network interface

See also: kdrive_ap_open_ip_tunn; kdrive_ap_open_ip_tunn_nat

Parameters

[in]	ap	the access port descriptor
[in]	ip_address	The IP Address and (optional) the port which is separated by a colon. When the port is not set then the default port for KNXnet/IP (3671) is used e.g. "192.168.1.47" "192.168.1.47:3671"

◆ kdrive_ap_open_ip_ex()

kdriveExpress_API error_t kdrive_ap_open_ip_ex	(	int32_t	ap,
		const char *	ip_address,
		const char *	iface_address
	)

Deprecated:: Was renamed to kdrive_ap_open_ip_tunn

Opens a connection to a KNX IP Tunneling Interface device on a specific network interface or default network interface

See also: kdrive_ap_open_ip_tunn

Parameters

[in]	ap	the access port descriptor
[in]	ip_address	The IP Address and (optional) the port which is separated by a colon. When the port is not set then the default port for KNXnet/IP (3671) is used e.g. "192.168.1.47" "192.168.1.47:3671"
[in]	iface_address	(optional) The Interface Adaptor IP Address If iface_address = 0 (null pointer) then the default network interface is used

◆ kdrive_ap_open_ip_nat()

kdriveExpress_API error_t kdrive_ap_open_ip_nat	(	int32_t	ap,
		const char *	ip_address,
		const char *	iface_address
	)

Deprecated:: Was renamed to kdrive_ap_open_ip_tunn_nat

Opens a connection to a KNX IP Tunneling Interface device on a specific network interface in Network Address Translation (NAT) mode.

See also: kdrive_ap_open_ip_tunn_nat

Parameters

[in]	ap	the access port descriptor
[in]	ip_address	The IP Address and (optional) the port which is separated by a colon. When the port is not set then the default port for KNXnet/IP (3671) is used e.g. "192.168.1.47" "192.168.1.47:3671"
[in]	iface_address	(optional) The Interface Adaptor IP Address If iface_address = 0 (null pointer) then the default network interface is used

◆ kdrive_ap_open_ip_rout()

kdriveExpress_API error_t kdrive_ap_open_ip_rout	(	int32_t	ap,
		const char *	multicast_address,
		const char *	iface_address,
		bool_t	secured
	)

Creates an KNXnet/IP Routing access port.

When is_secure is true then backbone key must set before open.

See also: kdrive_ap_set_ip_rout_backbone_key

or via keyring file

See also: kdrive_ap_set_keyring

Note: Only available in the Commercial Access kdriveExpress SDK

Parameters

[in]	ap	the access port descriptor
[in]	multicast_address	(optional) The Multicast IP Address When the multicast_address = 0 (null pointer) then the default KNXnet/IP multicast address is used (224.0.23.12)
[in]	iface_address	(optional) The Interface Adaptor IP Address If iface_address = 0 (null pointer) then the default network interface is used
[in]	secured	with (1) or without encrypted comunication (0)

◆ kdrive_ap_open_ip_tunn()

kdriveExpress_API error_t kdrive_ap_open_ip_tunn	(	int32_t	ap,
		const char *	ip_address,
		uint16_t	port,
		const char *	iface_address
	)

Opens a connection to a KNX IP Tunneling Interface device on a specific network interface or default network interface.

Interfaces which supports this protocol: all KNX conform KNXnet/IP Tunneling interfaces e.g. Weinzierl KNX IP Interface 730/731/732 e.g. Weinzierl KNX IP Interface 740 Wireless e.g. Weinzierl KNX IP Router 750/751/752 e.g. Weinzierl KNX IP LineMaster 760/762 e.g. Weinzierl KNX IP BAOS 770/771/772/773/774/777

When a secure KNX IP Tunneling device is used then user id, password and authentication code (optional) must set before open.

See also: kdrive_ap_set_ip_tunn_credentials; kdrive_ap_set_authentication_code

or via keyring file

See also: kdrive_ap_set_keyring; kdrive_ap_set_ip_tunn_user_id

For use a given tunneling individual address set it with

See also: kdrive_ap_set_ip_tunn_requested_ia before open.; kdrive_ap_open_ip_tunn_nat

Parameters

[in]	ap	the access port descriptor
[in]	ip_address	the IP Address
[in]	port	(optional) the server port. When the port is 0 then the default port for KNXnet/IP (3671) is used
[in]	iface_address	(optional) The Interface Adaptor IP Address If iface_address = 0 (null pointer) then the default network interface is used

Examples: kdrive_express_data_secure.c, kdrive_express_ip_tunneling.c, kdrive_express_ip_tunneling_keyring.c, kdrive_express_ip_tunneling_secure.c, and kdrive_express_tunnel_ind_addr.c.

◆ kdrive_ap_open_ip_tunn_nat()

kdriveExpress_API error_t kdrive_ap_open_ip_tunn_nat	(	int32_t	ap,
		const char *	ip_address,
		uint16_t	port,
		const char *	iface_address
	)

Opens a connection to a KNX IP Tunneling Interface device on a specific network interface in Network Address Translation (NAT) mode.

See also: kdrive_ap_open_ip_tunn

Parameters

[in]	ap	the access port descriptor
[in]	ip_address	the IP Address
[in]	port	(optional) the server port. When the port is 0 then the default port for KNXnet/IP (3671) is used
[in]	iface_address	(optional) The Interface Adaptor IP Address If iface_address = 0 (null pointer) then the default network interface is used

◆ kdrive_ap_open_serial_ft12()

kdriveExpress_API error_t kdrive_ap_open_serial_ft12	(	int32_t	ap,
		const char *	serial_device
	)

Opens a connection to a KNX FT1.2 serial interface.

Interfaces which supports this protocol: all KNX conform FT1.2 serial interfaces e.g. Weinzierl KNX Serial BAOS 870 e.g. Weinzierl KNX BAOS Module 820/822/830/838

Parameters

[in]	ap	the access port descriptor
[in]	serial_device	is the device where the interface is attached, i.e. COM1 or /dev/ttyS0 etc

◆ kdrive_ap_open_tiny_serial()

kdriveExpress_API error_t kdrive_ap_open_tiny_serial	(	int32_t	ap,
		const char *	serial_device
	)

Opens a connection to the KNX Tiny Serial Interface 810.

This is a modified TP-UART Protocol without real-time requirements to the host

Interfaces which supports this protocol: Weinzierl KNX Tiny Serial Interface 810

Parameters

[in]	ap	the access port descriptor
[in]	serial_device	is the device where the interface is attached, i.e. COM1 or /dev/ttyS0 etc

◆ kdrive_ap_open_usb()

kdriveExpress_API error_t kdrive_ap_open_usb	(	int32_t	ap,
		uint32_t	iface_index
	)

Opens a connection to a KNX USB Interface device iface_index should be in the range 0..iface_count-1 where iface_count is > 0.

Interfaces which supports this protocol: all KNX conform USB interfaces e.g. Weinzierl KNX USB Interface 310/311/320/330

See also: kdriveEnumerateUSB

Parameters

[in]	ap	the access port descriptor
[in]	iface_index	the interface device enumeration index

Examples: kdrive_express_dpt.c, and kdrive_express_usb.c.

◆ kdrive_ap_packet_trace_connect()

kdriveExpress_API error_t kdrive_ap_packet_trace_connect ( int32_t ap )

Starts the Packet Trace, for a specific access port.

When no packet trace callback was set (the default) then it write Rx and Tx packets to the logger (level: information), otherwise it calls the callback function. precondition: the access port is open

Parameters

[in] ap the access port descriptor

Examples: kdrive_express_data_secure.c, kdrive_express_ip_tunneling.c, kdrive_express_ip_tunneling_keyring.c, kdrive_express_ip_tunneling_secure.c, and kdrive_express_usb.c.

◆ kdrive_ap_packet_trace_disconnect()

kdriveExpress_API error_t kdrive_ap_packet_trace_disconnect ( int32_t ap )

Stops the Packet Trace.

Parameters

[in] ap the access port descriptor

◆ kdrive_ap_read_group_object()

kdriveExpress_API uint32_t kdrive_ap_read_group_object	(	int32_t	ap,
		uint16_t	address,
		uint8_t	telegram[],
		uint32_t	telegram_len,
		uint32_t	timeout
	)

Sends a GroupValue_Read Telegram on the Access Port and waits for a GroupValue_Response indication telegram (with a matching Group Address).

If the response telegram has been received you can use kdrive_ap_get_group_data to get the response data. This function waits until either a telegram is received or the timeout elapses. If the timeout elapses the number of bytes returned is 0. On receipt of a matching GroupValue_Response telegram indication the corresponding telegram length is returned.

Parameters

[in]	ap	the access port descriptor
[in]	address	is the Group Address (destination)
[out]	telegram	buffer to hold the inbound telegram
[in]	telegram_len	As an input this holds the size of the telegram buffer
[in]	timeout	The time period to wait in milliseconds for the response to arrive

Examples: kdrive_express_ip_tunneling.c.

◆ kdrive_ap_read_ip_tunn_device_info()

kdriveExpress_API error_t kdrive_ap_read_ip_tunn_device_info	(	int32_t	ap,
		const char *	ip_address,
		uint16_t	port,
		const char *	iface_address,
		ip_tunn_dev_t *	device_info
	)

Gets the information for one specific tunneling device.

Parameters

[in]	ap	the access port descriptor
[in]	ip_address	the IP Address
[in]	port	(optional) the server port. When the port is 0 then the default port for KNXnet/IP (3671) is used
[in]	iface_address	(optional) The Interface Adaptor IP Address If iface_address = 0 (null pointer) then the default network interface is used
[out]	device_info	tunneling device struct item of the IP device

◆ kdrive_ap_receive()

kdriveExpress_API uint32_t kdrive_ap_receive	(	int32_t	ap,
		uint8_t	telegram[],
		uint32_t	telegram_len,
		uint32_t	timeout
	)

Waits for an inbound KNX telegram and (if received) copies the data into the telegram buffer.

This function waits until either a telegram is received or the timeout elapses. If the timeout elapses the number of bytes returned is 0. On receipt of a telegram the corresponding telegram length is returned.

Parameters

[in]	ap	the access port descriptor
[out]	telegram	buffer to hold the inbound telegram
[in,out]	telegram_len	As an input this holds the size of the telegram buffer and as output the length of the received telegram
[in]	timeout	The time period to wait in milliseconds for a telegram to arrive

Examples: kdrive_express_ip_tunneling.c.

◆ kdrive_ap_register_sec_telegram_callback()

kdriveExpress_API error_t kdrive_ap_register_sec_telegram_callback	(	int32_t	ap,
		kdrive_ap_telegram_callback	c,
		void *	user_data,
		uint32_t *	key
	)

Registers a callback function.

This callback function will be called when a secure telegram is received by the Access Port. A notification thread is used internally so this callback will be in the context of the notification thread (and not the main thread). That is, care should be taken when calling out from the callback. This function generates a unique key to represent the callback. This key can be used to remove the callback at a later state.

See also: kdrive_ap_remove_telegram_callback

Parameters

[in]	ap	the access port descriptor
[in]	c	the telegram callback pointer to function
[in]	user_data	(optional) pointer to user data
[out]	key	is set as a unique internal handle representing the callback function and can be used to remove the callback

Examples: kdrive_express_data_secure.c.

◆ kdrive_ap_register_telegram_callback()

kdriveExpress_API error_t kdrive_ap_register_telegram_callback	(	int32_t	ap,
		kdrive_ap_telegram_callback	c,
		void *	user_data,
		uint32_t *	key
	)

Registers a callback function.

This callback function will be called when a telegram is received by the Access Port. A notification thread is used internally so this callback will be in the context of the notification thread (and not the main thread). That is, care should be taken when calling out from the callback. This function generates a unique key to represent the callback. This key can be used to remove the callback at a later state.

See also: kdrive_ap_remove_telegram_callback

Parameters

[in]	ap	the access port descriptor
[in]	c	the telegram callback pointer to function
[in]	user_data	(optional) pointer to user data
[out]	key	is set as a unique internal handle representing the callback function and can be used to remove the callback

Examples: kdrive_express_data_secure.c, kdrive_express_dpt.c, kdrive_express_ip_tunneling.c, and kdrive_express_usb.c.

◆ kdrive_ap_release()

kdriveExpress_API bool_t kdrive_ap_release ( int32_t ap )

Releases the AccessPort interface.

This should be the last function called when working with the access library. Returns true if successfully released false otherwise (i.e. the descriptor wasn't found).

Parameters

[in] ap the access port descriptor

Examples: kdrive_express_data_secure.c, kdrive_express_dpt.c, kdrive_express_ip_tunneling.c, kdrive_express_ip_tunneling_enumerate.c, kdrive_express_ip_tunneling_keyring.c, kdrive_express_ip_tunneling_secure.c, kdrive_express_tunnel_ind_addr.c, and kdrive_express_usb.c.

◆ kdrive_ap_remove_telegram_callback()

kdriveExpress_API error_t kdrive_ap_remove_telegram_callback	(	int32_t	ap,
		uint32_t	key
	)

Removes (de-registers) a telegram callback.

Parameters

[in]	ap	the access port descriptor
[in]	key	is the key returned from kdrive_ap_register_telegram_callback

◆ kdrive_ap_send()

kdriveExpress_API error_t kdrive_ap_send	(	int32_t	ap,
		const uint8_t	telegram[],
		uint32_t	telegram_len
	)

Sends a KNX Telegram on the Access Port.

Parameters

[in]	ap	the access port descriptor
[in]	telegram	is the EMIC encoded KNX Telegram
[in]	telegram_len	indicates the length of the telegram

◆ kdrive_ap_set_additional_ind_addr()

kdriveExpress_API error_t kdrive_ap_set_additional_ind_addr	(	int32_t	ap,
		const uint16_t	addresses[],
		uint16_t	addresses_len
	)

Sets the Additional Individual Addresses of the Local Device (KNX Interface Device)

Note: This function is only for tunneling access ports

Parameters

[in]	ap	the access port descriptor of a tunneling access port
[out]	addresses	the array of additional individual addresses
[in]	addresses_len	the array length

◆ kdrive_ap_set_data_sec()

kdriveExpress_API error_t kdrive_ap_set_data_sec	(	int32_t	ap,
		enum data_sec_t	dataSec
	)

Set the Data Security of the access point.

It can be set to: KDRIVE_ACCESS_DATA_SEC_OFF = 0x00 KDRIVE_ACCESS_DATA_SEC_ON = 0x01 KDRIVE_ACCESS_DATA_SEC_AUTO = 0xFF

Note: Only available when KDRIVE_EXPRESS_SECURITY_ENABLED is 1

Parameters

[in]	ap	the access port descriptor
[in]	dataSec	Data Security usage to set

Examples: kdrive_express_data_secure.c.

◆ kdrive_ap_set_data_sec_device_seq_num()

kdriveExpress_API error_t kdrive_ap_set_data_sec_device_seq_num	(	int32_t	ap,
		uint16_t	address,
		const uint8_t	seq_num[6]
	)

Set the sequence number of a device.

Note: Only available when KDRIVE_EXPRESS_SECURITY_ENABLED is 1

Parameters

[in]	ap	the access port descriptor
[in]	address	individual address of the device
[in]	seq_num	the sequence number of the device

◆ kdrive_ap_set_data_sec_own_seq_num()

kdriveExpress_API error_t kdrive_ap_set_data_sec_own_seq_num	(	int32_t	ap,
		const uint8_t	seq_num[6]
	)

Set the own sending sequence number.

Note: Only available when KDRIVE_EXPRESS_SECURITY_ENABLED is 1

Parameters

[in]	ap	the access port descriptor
[in]	seq_num	own sending sequence number

◆ kdrive_ap_set_filter_dest_addr()

kdriveExpress_API error_t kdrive_ap_set_filter_dest_addr	(	int32_t	ap,
		bool_t	enable
	)

Enable or disable filter destination individual address for L-Data.ind telegrams.

If enabled (=1) than individual addressed telegrams for other destinations will not route. Only available for Weinzierl cEMI FT1.2 Interface. The other interfaces filter the individual address already self in the link layer.

Note: This function is only for KNXnet/IP Routing or Weinzierl cEMI FT1.2 interfaces.; Only available in the Commercial Access kdriveExpress SDK

Parameters

[in]	ap	the access port descriptor of a FT1.2 or routing access port
[in]	enable	enable (1) or disable (0) the filter

◆ kdrive_ap_set_filter_rf_domain_addr()

kdriveExpress_API error_t kdrive_ap_set_filter_rf_domain_addr	(	int32_t	ap,
		bool_t	enable
	)

Enable or disable filter rf domain address for L-Data.ind telegrams.

If enabled (=1) than telegrams for other domains will not route. Only available, if medium of interface is RF. If it has a other medium nothing happens.

Note: This function is only for RF interfaces.; Only available in the Commercial Access kdriveExpress SDK

Parameters

[in]	ap	the access port descriptor
[in]	enable	enable (1) or disable (0) the filter

◆ kdrive_ap_set_ind_addr()

kdriveExpress_API error_t kdrive_ap_set_ind_addr	(	int32_t	ap,
		uint16_t	address
	)

Sets the Individual Address of the Local Device (KNX Interface Device)

Parameters

[in]	ap	the access port descriptor
[in]	address	the individual address of the local device

◆ kdrive_ap_set_ip_rout_backbone_key()

kdriveExpress_API error_t kdrive_ap_set_ip_rout_backbone_key	(	int32_t	ap,
		const char *	key
	)

Sets the backbone key for the KNXnet/IP routing connection.

Note: Only available in the Commercial Access kdriveExpress SDK

Parameters

[in]	ap	the access port descriptor
[in]	key	the backbone key of the local device as hex string

◆ kdrive_ap_set_ip_tunn_auth_code()

kdriveExpress_API error_t kdrive_ap_set_ip_tunn_auth_code	(	int32_t	ap,
		const char *	authentication_code
	)

Sets the optional authentication code for the KNXnet/IP tunneling connection.

This function is used only for secure KNXnet/IP devices. Call this before open the connection. The default value is an empty string.

Note: This function is only for closed tunneling access ports

Parameters

[in]	ap	the access port descriptor
[in]	authentication_code	the authentication code of the local device, an empty string means that no validation of the auth code will be done

Examples: kdrive_express_ip_tunneling_secure.c.

◆ kdrive_ap_set_ip_tunn_credentials()

kdriveExpress_API error_t kdrive_ap_set_ip_tunn_credentials	(	int32_t	ap,
		uint8_t	user_id,
		const char *	password
	)

Sets the user id and the security password for the KNXnet/IP tunneling connection.

This function is used for secure KNXnet/IP devices. Call this before opening the connection.

Note: This function is only for closed tunneling access ports

Parameters

[in]	ap	the (tunneling) access port descriptor
[in]	user_id	the security user id of the local device
[in]	password	the security password of the local device

Examples: kdrive_express_ip_tunneling_secure.c.

◆ kdrive_ap_set_ip_tunn_requested_ia()

kdriveExpress_API error_t kdrive_ap_set_ip_tunn_requested_ia	(	int32_t	ap,
		uint16_t	address
	)

Sets the (optional) requested individual address This function is used for KNXnet/IP v2 devices.

The default value is 0 ( = considered any). Call this before opening the connection.

Note: This function is only for closed tunneling access ports

Parameters

[in]	ap	the (tunneling) access port descriptor
[in]	address	the individual address of the tunnel to open 0.0.0 is considered any

Examples: kdrive_express_ip_tunneling_secure.c.

◆ kdrive_ap_set_ip_tunn_user_id()

kdriveExpress_API error_t kdrive_ap_set_ip_tunn_user_id	(	int32_t	ap,
		uint8_t	user_id
	)

Sets the security user id for the KNXnet/IP tunneling connection.

This function is used for secure KNXnet/IP devices. Call this before opening the connection. The default value is 1.

Note: This function is only for closed tunneling access ports

Parameters

[in]	ap	the access port descriptor
[in]	user_id	the security user id of the local device

Examples: kdrive_express_ip_tunneling_keyring.c.

◆ kdrive_ap_set_keyring()

kdriveExpress_API error_t kdrive_ap_set_keyring	(	int32_t	ap,
		int32_t	keyring
	)

Sets the used knx keyring project.

Use 0 when you want remove it

Note: Only available when KDRIVE_EXPRESS_SECURITY_ENABLED is 1

Parameters

[in]	ap	the access port descriptor
[in]	keyring	the keyring project descriptor

Examples: kdrive_express_data_secure.c, and kdrive_express_ip_tunneling_keyring.c.

◆ kdrive_ap_set_layer()

kdriveExpress_API error_t kdrive_ap_set_layer	(	int32_t	ap,
		uint16_t	layer
	)

Sets the Layer of the Local Device (KNX Interface Device)

Note: Only available in the Commercial Access kdriveExpress SDK

Parameters

[in]	ap	the access port descriptor
[in]	layer	the KNX layer of the local device KDRIVE_LAYER_LINK, KDRIVE_LAYER_BUSMON or KDRIVE_LAYER_RAW

◆ kdrive_ap_set_packet_trace_callback()

kdriveExpress_API error_t kdrive_ap_set_packet_trace_callback	(	int32_t	ap,
		kdrive_ap_packet_trace_callback	c,
		void *	user_data
	)

Sets the packet trace callback function, for a specific access port.

This callback function will be called when a packet rx or tx by the Access Port. A notification thread is used internally so this callback will be in the context of the notification thread (and not the main thread). That is, care should be taken when calling out from the callback. There can only be one callback per access port. To remove the callback add an empty callback (0).

Parameters

[in]	ap	the access port descriptor
[in]	c	the packet trace callback pointer to function
[in]	user_data	(optional) pointer to user data

◆ kdrive_ap_set_rf_domain_addr()

kdriveExpress_API error_t kdrive_ap_set_rf_domain_addr	(	int32_t	ap,
		const uint8_t	da[KDRIVE_DA_LEN]
	)

Sets the Domain Address of the Local Device (KNX Interface Device)

Parameters

[in]	ap	the access port descriptor
[in]	da	the new domain address of the local device

◆ kdrive_ap_set_serial_no()

kdriveExpress_API error_t kdrive_ap_set_serial_no	(	int32_t	ap,
		const uint8_t	sn[KDRIVE_SN_LEN]
	)

Sets the Serial Number of the Local Device (KNX Interface Device)

Parameters

[in]	ap	the access port descriptor
[in]	sn	the new serial number of the local device

Note: Normally the serial number is write protected. Only some interfaces for testing are support writing.

◆ kdrive_ap_set_tunnel_ind_addr()

kdriveExpress_API error_t kdrive_ap_set_tunnel_ind_addr	(	int32_t	ap,
		uint16_t	address
	)

Sets the used Individual Address of the tunnel connection (KNX Interface Device).

Returns an error, if it can not changed because for the tunnel address is the device individual address used.

Note: This function is only for tunneling access ports

Parameters

[in]	ap	the access port descriptor of a tunneling access port
[in]	address	the individual address of the tunnel

Examples: kdrive_express_tunnel_ind_addr.c.

kdriveExpress SDK 23.2.0

Data Structures

Typedefs

Functions

Detailed Description

Typedef Documentation

◆ ip_rout_info_t

◆ ip_tunn_dev_t

◆ ip_tunn_slot_info_t

◆ kdrive_ap_packet_trace_callback

◆ kdrive_ap_telegram_callback

◆ usb_dev_t

Function Documentation

◆ kdrive_ap_close()

◆ kdrive_ap_create()

◆ kdrive_ap_enable_queue()

◆ kdrive_ap_enum_ip_rout()

◆ kdrive_ap_enum_ip_tunn()

◆ kdrive_ap_enum_usb()

◆ kdrive_ap_enum_usb_ex()

◆ kdrive_ap_get_additional_ind_addr()

◆ kdrive_ap_get_apci()

◆ kdrive_ap_get_bus_state()

◆ kdrive_ap_get_data_sec()

◆ kdrive_ap_get_dest()

◆ kdrive_ap_get_filter_dest_addr()

◆ kdrive_ap_get_filter_rf_domain_addr()

◆ kdrive_ap_get_group_data()

◆ kdrive_ap_get_ind_addr()

◆ kdrive_ap_get_ip_tunn_user_id()

◆ kdrive_ap_get_layer()

◆ kdrive_ap_get_max_apdu_length()

◆ kdrive_ap_get_message_code()

◆ kdrive_ap_get_rf_domain_addr()

◆ kdrive_ap_get_serial_no()

◆ kdrive_ap_get_serial_number()

◆ kdrive_ap_get_src()

◆ kdrive_ap_get_tunnel_ind_addr()

◆ kdrive_ap_group_read()

◆ kdrive_ap_group_response()

◆ kdrive_ap_group_write()

◆ kdrive_ap_is_compressed_group_data()

◆ kdrive_ap_is_data_sec()

◆ kdrive_ap_is_group()

◆ kdrive_ap_is_group_read()

◆ kdrive_ap_is_group_response()

◆ kdrive_ap_is_group_write()

◆ kdrive_ap_is_ip_rout_secure()

◆ kdrive_ap_is_ip_tunn_secure()

◆ kdrive_ap_is_open()

◆ kdrive_ap_only_enum_usb()

◆ kdrive_ap_open_ip()

◆ kdrive_ap_open_ip_ex()

◆ kdrive_ap_open_ip_nat()

◆ kdrive_ap_open_ip_rout()

◆ kdrive_ap_open_ip_tunn()

◆ kdrive_ap_open_ip_tunn_nat()

◆ kdrive_ap_open_serial_ft12()

◆ kdrive_ap_open_tiny_serial()

◆ kdrive_ap_open_usb()

◆ kdrive_ap_packet_trace_connect()

◆ kdrive_ap_packet_trace_disconnect()

◆ kdrive_ap_read_group_object()

◆ kdrive_ap_read_ip_tunn_device_info()

◆ kdrive_ap_receive()

◆ kdrive_ap_register_sec_telegram_callback()

◆ kdrive_ap_register_telegram_callback()

◆ kdrive_ap_release()

◆ kdrive_ap_remove_telegram_callback()

◆ kdrive_ap_send()

◆ kdrive_ap_set_additional_ind_addr()

◆ kdrive_ap_set_data_sec()

◆ kdrive_ap_set_data_sec_device_seq_num()

◆ kdrive_ap_set_data_sec_own_seq_num()

◆ kdrive_ap_set_filter_dest_addr()

◆ kdrive_ap_set_filter_rf_domain_addr()

◆ kdrive_ap_set_ind_addr()

◆ kdrive_ap_set_ip_rout_backbone_key()

◆ kdrive_ap_set_ip_tunn_auth_code()

◆ kdrive_ap_set_ip_tunn_credentials()

◆ kdrive_ap_set_ip_tunn_requested_ia()