Panasonic FP2 User Manual page 57

FP2 Serial Data Unit
Connections with the FP1 COM port
FP2 serial data unit side (9 pins)
Pin No. Signal name
Protective ground
1
Sent data
2
Received data
3
Request to send
4
Clear to send
5
Not used
6
Signal ground
7
Received line signal detector
8
Data terminal ready
9
Communication with External Devices
Abbrev.
FG
SD
RD
RS
CS
——
SG
CD
ER
4.4 Sample Program
FP1 COM port side (9 pins)
Symbol Pin No.
FG 1
SD 2
RD 3
RS 4
CS 5
6
—
SG 7
— 8
— 9
4 − 15