Rabbit Fox LP3500, User Manual, Page: 89 / 143

User’s Manual 83
PF0 Output ADC Serial Clock Inactive high
PF1 Input ADC Busy Inactive low
PF2 Input Not used Pulled up
PF3 Output ADC Device Select Inactive high
PF4 Output PWM0 Inactive high
PF5 Output PWM1 Inactive high
PF6 Output PWM2 Inactive high
PF7 Output Power Enable Control
Low when external power
source is connected; high
for battery
PG0 Output RS-485 Transmit Enable Inactive low
PG1 Output RS-232 Shutdown Control Inactive high
PG2 Output TxF RS-485
Serial Port F
Inactive high
PG3 Input RxF RS-485 Inactive high
PG4 Output Relay Set Inactive low
PG5 Output Relay Reset Inactive low
PG6 Output TxE RS-232
Serial Port E
Inactive high
PG7 Input RxE RS-232 Inactive high
Table A-3. Use of Rabbit 3000 Parallel Ports (continued)
Port I/O Signal Output Function State