Справочник Пользователя для Mitsubishi Electronics SW2D5C-GTD2-E
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PPENDICES
2.5 Connection Cable
2.5.2 Connecting to serial communication module or computer link module
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2.5.2
Connecting to serial communication module or computer link module
1
Connecting to serial communication module communicating with QCPU
(1) When using an RS-232 cable
The user is required to make a RS-232 cable for connecting GT SoftGOT1000 to a module.
The cables connection diagram indicated below.
The cables connection diagram indicated below.
(a) Connector specifications
(b) Connection diagram
Pin No.
Signal code
Signal name
Signal direction
Q computible C24
GT SoftGOT1000
1
CD
Receive carrier detection
2
RD(RXD)
Receive data
3
SD(TXD)
Send data
4
DTR(ER)
Data terminal ready
5
SG
Send ground
6
DSR(DR)
Data set ready
7
RS(RTS)
Request to send
8
CS(CTS)
Clear to send
9
RI(CI)
Call indication
1) Connection example which can turn ON/OFF CD signal (No. 1 pin)
Serial communication module
side
Cable Connection and Signal Direction
(Connection example for full duplex/half 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