C. SERIAL INTERFACE CABLE PIN-OUT CONNECTIONS:
Controller PC
DB-25 Pin Male DB-25 Pin Female
1................................................................1
2................................................................3
3................................................................2
5, 6..........................................................20
7................................................................7
20..........................................................5, 6
Controller PC
DB-25 Pin Male DB-9 Pin Female
2................................................................2
3................................................................3
4................................................................1
5, 6............................................................4
7................................................................5
8................................................................7
20..........................................................6, 8
NOTE: The cable pin-outs shown above are recommended; however, any
standard serial printer cable should work.
D. SERIAL INTERFACE CABLE PIN ASSIGNMENTS FOR
CONTROLLER:
Signal Pin
Protective ground shield.....................................................................1
Transmitted data from the Controller (Output) ...................................2
Received data by the Controller (Input) ............................................3
Request to send (Output)...................................................................4
Clear to send (Input)...........................................................................5
Data set ready (Input).........................................................................6
Signal ground .....................................................................................7
(Not Used)..........................................................................................8
Data terminal ready (Output)............................................................20
FSM 6-13 VT2105
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