Rs-232c interface, Specification – A&D Weighing Indicator AD-4329 User Manual
Page 46
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12. RS-232C Interface
12.1.1. Specification
Transmission
Baud rate
Data bits
Parity bits
Start bit
Stop bit
Code
Terminator
Connector
Asynchronous, bi-directional, haif-dupiex
600,1200, 2400, 4800, 9600 bps
Tbits
1 bit. Even
1 bit
1 bit
ASCII
CR LF (CR: 0Dh, LF: OAh)
D-sub 26 pin connector
Circuit and Pin Connection
Pin No.
Signai name
Direction
Description
1
Case
-
Shield
2
FO<D
Input
Received data
3
TXD
Output
Transmit data
4
RST
-
Pin 4 is connected to pin 5
5
CTS
6
DSR
Output
Data set ready
7
SG
-
Signal ground
Other
Not used
Case
Shield
Bit Format
ISB
MSB
0
1
2
3 4 5 6
Data bits
Start bit
L
...i.... 1 -5V--15V
...L- 0 4-5V-+15V
Stop bit
Parity bit
12. RS-232C Interface
Page 44
AD-4329 Weighing Indicator