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2.5 Connection Cable
2.5.2 Connecting to serial communication module or computer link module
2) Connection example which cannot turn ON/OFF CD signal (No. 1 pin)
Connection example for exercising DC code control or DTR/DSR control
Serial communication module
side
Cable Connection and Signal Direction
(Connection example for full duplex communication)
GT SoftGOT1000 (Personal
computer) side
Signal code Pin No. Signal code
CD 1 CD
RD(RXD) 2 RD(RXD)
SD(TXD) 3 SD(TXD)
DTR(ER) 4 DTR(ER)
SG 5 SG
DSR(DR) 6 DSR(DR)
RS(RTS) 7 RS(RTS)
CS(CTS) 8 CS(CTS)
R1(CI) 9