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44
AD-4406 Weighing Indicator
13.
RS-232C Interface (OP-04, OP-05, OP-08)
13.1. Specifications
Transmission Asynchronous,
bi-directional, half-duplex
Baud rate
600, 1200, 2400, 4800, 9600 bps
Data bits
7 bits, 8 bits
Parity bits
1 bit, Even or Odd (for 7 data bits) or Non parity (for 8 data bits)
Start bit
1 bit
Stop bit
1 bit
Code ASCII
Terminator
CR LF, CR (CR: 0Dh, LF: 0Ah)
Connector
D-sub 9 pin connector
Circuit and Pin Connection
Pin No.
Signal name
Direction
Description
2 TXD
Output
Transmit
data
3 RXD
Input Received
data
5 SG
-
Signal
ground
6
DSR
Output
Data set ready
7 RTS
8 CTS
-
Pin 7 is connected to pin 8
Other
Not
used
Case
Shield
Bit Format
data 7 bits
data 8 bits
13. RS-232C Interface (OP-04, OP-05, OP-08)
8
9
(male contact)