Appendix a: i/o address function – NEXCOM VMC 1000 User Manual

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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