en:bs2_getslavedevice

Slave Control API > BS2_GetSlaveDevice

BS2_GetSlaveDevice

Searches a slave device from the RS-485 network.

Declaration

#include "BS_API.h"
 
int BS2_GetSlaveDevice(void* context, uint32_t deviceId, BS2Rs485SlaveDevice** slaveDeviceObj, uint32_t* slaveDeviceCount);

See BS2Rs485SlaveDevice Structure

Parameter

[In] context : Context
[In] deviceId : Device ID
[Out] slaveDeviceObj : Slave device list pointer
[Out] slaveDeviceCount : Number of slave devices

NOTE
The slaveDeviceObj variable needs to return the memory to the system by the BS2_ReleaseObject function after being used.

Return Value

If successfully done, BS_SDK_SUCCESS will be returned.
If there is an error, the corresponding error code will be returned.

See Also

BS2_SetSlaveDevice