Map the input data from HTB (CANopen slave) to
the display unit (CANopen master) for TPDO, and map the object
relating to the output data from the display unit to HTB for
RPDO.
Map error register "0x1001.1", status register
"0x1002.1", and module diagnosis "0x3000.1", "0x3000.2" and
"0x3000.2" to TPDO as required.