Haicom HI-203E - Manual (Page 15)

14
HI-203E Lateral View
3.2 PINOUT DESCRIPTION
Pin Number
1
2
3
4
5
6
Signal Name
Serial Data Out 1
Serial Data In 1
Serial Data Out 2
Serial Data In 2
Power
Ground
Description
Asynchronous serial
output at LVTTL level,
to output NMEA message
Asynchronous serial
input at LVTTL level, to
input command message
Asynchronous serial
output at RS-232 level,
to output NMEA message
Asynchronous serial
input at RS-232 level, to
input command message
3.8V ~ 12.0V DC input
Power and signal ground
pin-1