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Connecting to the Host’s RS-422A/485 Port
Section 5-2
[Setting the front switches]
Communications port 1
(RS-232C)
Communications port 2
(RS-232C/RS-422A)
I/O port selector switch
RS-422A
@ Unit # (SW3, SW4)
Set these switches to “0”.
@ Communication condition setting (DIP SW1)
Set this switch to “OFF”.
Communication is executed in accordance with the
CPU bus unit system settings made at the PC. The
initial values for the system settings are as follows.
- Communications speed: 9600 bps
- Parity: Even
- Xon/Xoff control: Not executed
- Communication method: Full duplex
- Stop bits: 2 stop bits
- Data length: 7 bits
@ I/O port selection (selector switch)
Set this to “RS-422A”.
RS-232C
@ Terminator setting (selector switch)
Set this to “ON”.
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