:
iReturnValue :
- 0: remote function performed OK
- -1: an system error occured
- -2: channel selection error
- -100: Get diagnostic information kernel function error
ulOverTemperature : over temperature mask information (each bit correspond to one channel)
- 0: no over temperature detected,
- 1: over temperature detected
ulShortCircuitOROpenLoad : short circuit/open load mask information (each bit correspond to one channel)
- 0: no short-circuit/open-load detected,
- 1: short circuit detected
ulInfo : reserved
syserrno : system-error code (the value of the libc "errno" code)
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