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RS-232C (BALANCE/SCALE)
Transmission system
Transmission form
Data format
Circuit
SG
2
5
4
1
3
8
7
6
To a weighing instrument
:
EIA RS-232C
:
Asynchronous, bi-directional, half duplex
:
Baud rate
:
Data bits
:
Parity
:
Stop bit
:
Code
:
Terminator
:
AD-8922A interior
600, 1200, 2400, 4800, 9600, 19200bps
7 or 8 bits
Even, Odd
(Data bits 7 bits)
None
(Data bits 8 bits)
1 or 2 bits
ASCII
<CR> or <CR><LF>
DIN 8-pin
Pin assignment（BALANCE／SCALE）
Pin No.
Signal name
1
(Vs)
2
TXD
3
RXD
4
⎯
5
SG
6
(Va)
⎯
7
8
⎯
When making the cable yourself, do not connect to the
internally used terminals.
23
Direction
Description
⎯
Internally used
Output
Transmit data
Input
Receive data
⎯
⎯
⎯
Signal ground
⎯
Internally used
⎯
⎯
⎯
⎯
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