2 system configuration, System configuration – Toshiba SX 2000 User Manual
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1.4 Free ASCII mode
1.4.2
System configuration
The following figure shows the system configuration using free ASCII communication
faction.
The S2T is connected to the serial ASCII device(s) through RS-485.
S2T
Max. 32 devices
4or2 wire system selecting function (RS-485)
Either 4-wire system control or 2-wire system control can be selected in order to
connect various serial ASCII device(s) by using the following special function device.
S2T
resister
Name
Function
S688
RS-485
Wiring configuration
OFF: 4-wire system
ON : 2-wire system(This function is available when
selecting 9600 or 19200bps.)
6F8C0926
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