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Sewha SI 4010 - Interface; Serial Interface (RS-232 C)

Sewha SI 4010
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DIGITAL WEIGHING INDICATOR
SI 4010
27
6. INTERFACE
6-1. Serial Interface (RS-232C)
RS-232C Serial Interface is sensitive/weak for electric Noise.
So, please isolate with AC power cable and use shield cable to reduce the electric noise effect.
6-1-1. Communication with PC(Personal Computer) or Other devices
6-1-2 RS-232C Circuit
6-1-3. Signal Format
Type : EIA-RS-232C
Communication Method : Half-Duplex, Full Duplex, Asynchronous
Serial Baud Rate : Selectable on “F-function31”
Data Bit : 8(No Parity mode, only)Bit Refer “F30”.
Stop Bit : 1
Parity Bit : Non, Even, Odd (Selectable on “F-function 30”) - Refer “F30”
Code : ASCII
STX 02H
ETX 03H
CR 0DH
LF 0AH
Check-Sum (Error Detecting, “F-Function 34”)
SI 4010
2 : RxD TxD : 3
3 : TxD RxD : 2
5 : SG SG : 5
Personal Computer
(9pins D-type Male)
2 : RxD
3 : TxD
5 : SG
2
3
5