Topcon TRK-1P - Rs232 C Communication Specifications

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REFERENCES
RS232C COMMUNICATION SPECIFICATIONS
CONNECTOR TYPE
DSUB 9-pin (EIA RS232C)
DE-9S-N (JAE)
INPUT TERMINAL PIN ARRANGEMENT
9pin-9pin connection
9pin-25pin connection
TRANSMISSION FORMULA
RIS-CTS control TOPCON new format
Code Description
TRK-1P side Transmission/
Receiving side
RD (RXD) Data receiving 2 2
SD (TXD) Data transmission 3 3
ER (DTR) Data terminal ready 4 4
SG (GND) Signal grounding 5 5
DR (DSR) Data set ready 6 6
RS (RTS) Request transmission 7 7
CS (CTS) Transmission ready 8 8
Code Description
TRK-1P side Transmission/
Receiving side
RD (RXD) Data receiving 2 2
SD (TXD) Data transmission 3 3
ER (DTR) Data terminal ready 4 4
SG (GND) Signal grounding 5 5
DR (DSR) Data set ready 6 6
RS (RTS) Request transmission 7 7
CS (CTS) Transmission ready 8 20
Synchronization Non-synchronous Synchronization Non-synchronous
Communication speed 2400/9600 bps Communication speed 2400/9600 bps
Start bit 1 bit Start bit 1 bit
Stop bit 1 bit Stop bit 2 bit
Data length 8 bit Data length 7 bit
Parity None Parity Even
Operating code ASCII code Operating code ASCII code