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VMC 1000 User Manual
Appendix A: I/O Address Function
Appendix A: I/O Address Function
GPIO LED / UMTS LED / Ignition Status
I/O port : 0EE0H
Bit
Function Description
Bit 0
GPIO LED (VMC1000 UNUSED)
0: OFF (*)
1: ON
Bit 1
UMTS LED (VMC1000 UNUSED)
0: LED for Wireless (*)
1: LED for 3.5G and Wireless
Bit 2
Ignition (read only)
0: OFF
1: ON
Bit 3
Status of Car Battery
0: Car Battery is OK
1: Car Battery is Low voltage
(*) for default setting