User`s manual

IA261/262 WinCE User’s Manual CANopen Library
5. moxa_masterSendNMTstateChange
The function is used to change the state of a slave.
y Syntax
UNS8 moxa_masterSendNMTstateChange (CO_Data* d, UNS8 Node_ID, UNS8 cs)
y Parameters
d: [input] Node handle pointer.
ID: [input] Slave device Node-ID (1~127). Set this parameter to 0 to indicate all slave devices.
cs: [input] NMT command specifier.
0x01: Start
0x02: Stop
0x80: PRE-OPERATIONAL
0x81: Reset_Node
0x82: Reset_Communication
y Return Values
1: success, 0: Fail.
6. moxa_masterSendNMTnodeguard
Master sends the Guarding message to slave device.
y Syntax
UNS8 moxa_masterSendNMTnodeguard(CO_Data* d, UNS8 nodeId)
y Parameters
d: [input] Node handle pointer.
nodeId: [input] Slave device Node-ID (1~127). Set this parameter to 0 to indicate all slave devices.
y Return Values
1: success, 0: Fail.
7. moxa_masterRequestNodeState
Use the function to indicate that the master is waiting for a Node_Guard frame from the slave.
B-11