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