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48
AT8612 User's Guide
6.
Remote Control
This chapter will describe:
About RS-232C
RS-232C Connection
About USB-Serial Interface
Shake Hand [SHAKE HAND]
SCPI Protocol
6.1
About RS-232C
You can connect a controller (i.e. PC and PLC) to the RS-232 interface using Applent
RS-232 DB-9 cable. The serial port uses the transmit (TXD), receive (RXD) and signal
ground (GND) lines of the RS-232 standard. It does not use the hardware handshaking
lines CTS and RTS.
NOTE:
JUST ONLY Use an Applent (not null modem) DB-9 cable.
Cable length should not exceed 2m.
Figure 6-1
The RS-232 connector in the real panel
Table 6-1 RS-232 connector pin out
NAME
DB-25
DB-9
NOTE
DCD
8
1
Not Connection
RXD
3
2
Transmit data
TXD
2
3
Receive date
DTR
20
4
Not Connection
GND
7
5
Ground
DSR
6
6
Not Connection
RTS
4
7
Not Connection
CTS
5
8
Not Connection
Make sure the controller you connect to AT861x also uses these settings.
The RS-232 interface transfers data using:
8 data bits,
1 stop bit,
And no parity.
Summary of Contents for Anbai AT8612
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