Chapter 6 - Ascon Tecnologic Function Blocks Libraries
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CANOPEN_NETWORK_STATUS
It returns information on the network status in case it has
been changed for some reasons
CANOPEN_NET_CONTROL_START
It executes the agent able to verify and control the
CanOPEN events and stores possible anomaly's
situations
CANOPEN_SCAN_DEVICE_COM
It performs the scan of the specified device address to
identify the communication characteristics and refreshes
the network image acquired by the system within the
"CanOPEN_Network_Compare". It must be called
cyclically until the end of operations
CANOPEN_SCAN_DEVICE_ID
It performs the identification of the device at the specified
address and replace it into the network image created by
the system using "CanOPEN_Network_Compare" FB.
It must be called cyclically until the end of operations
CAN_ENABLE_CYCLIC_SYNC
Function block for enabling or locking cyclical SYNC
messages
CAN_GET_CANOPEN_KERNEL_STATE
Function block for state query of the CANopen kernel of
the local PLC
CAN_GET_LOCAL_NODE-ID
Function block for a local node address query
CAN_GET_STATE
Function compent for node state query of various devices
CAN_PDO_READ8
Function block for reading a node’s object entries by way
of an SDO transfer
CAN_PDO_WRITE8
Function block for sending PDOs and CAN Layer 2
messages throught the network layer
CAN_RECV_BOOTUP
Function block for the Bootup messages of any node from
the network layer’s receiving buffer
CAN_RECV_BOOTUP_DEV
Function block for reading Bootup messages of a specific
node from the receiving buffer of the network layer
CAN_RECV_EMCY
Read a node’s emergency messages of a node from the
network layer receiving buffer
CAN_RECV_EMCY_DEV
Read a specific node’s emergency messages from the
network layer receiving buffer
CAN_REGISTER_COBID
Register or erase the receipt of PDOs and CAN Layer 2
messages via the network layer
CAN_SDO_READ8
Read strings from a node’s Object Dictionary via SDO
transfer
CAN_SDO_READ_STR
Read a node’s object entries by way of an SDO transfer
CAN_SDO_ WRITE8
writing node’s object entries by way of an SDO transfer
CAN_SDO_WRITE_STR
Write strings to a node’s Object Dictionary via SDO
transfer
CAN_SEND_SYNC
Send an individual SYNC message
CAN_WRITE_EMCY
Send application specific Emergency-Messages throught
the network layer
GET_SUPPORTED_DIAG
It verifies the diagnostic type active on the specific
network node address
NET_ASCON_ID
Returns information about the modules connected
NG_RTR
It sends a RTR message to a network node address
accordingly to the Node Guarding protocol standards
CLOSE_MODBUS_TCP_SERVER
Disable MBTCP/IP Server
Function Block name
Description
