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Sam4s 650 pgm/user - SALOP CASH REGISTERS WEBSITE

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RS-232C SERIAL INTERFACE<br />

Specification<br />

Item Description Remark<br />

Data Transmission<br />

Synchronization<br />

HandShaking<br />

(Flow Control)<br />

Signal Level<br />

Baud Rate<br />

Data Word Length<br />

Parity<br />

Connector<br />

Serial<br />

Asynchronous<br />

H/W : DTR / DSR<br />

S/W : XON / XOFF<br />

Logic”1” (MARK) : -3V ~ -15V<br />

Logic”0” (SPACE) : +3V ~ +15V<br />

4800 / 9600 / 19200 bps<br />

7 Bit / 8 Bit<br />

None / Even / Odd<br />

DB9P Female (I/F PBA Side)<br />

XON : ASC Code 11h<br />

XOFF : ASC Code 13h<br />

Note :- Always use ferrite cores supplied with the register, these should be connected around the cable 250mm from the serial port on<br />

the register<br />

RS-232C PC<br />

ECR Side<br />

DB9P Male<br />

2 - 3<br />

3 - 2<br />

4 - 6<br />

6 - 4<br />

5 - 5<br />

7 - 8<br />

8 - 7<br />

1<br />

2<br />

3<br />

4<br />

5<br />

6<br />

7<br />

8<br />

1<br />

2<br />

3<br />

4<br />

5<br />

6<br />

7<br />

8<br />

PC Side<br />

DB9P Fe-<br />

Male<br />

RS232 Printer<br />

ECR Side<br />

DB9P Male<br />

3 – 3<br />

5 - 7<br />

8 - 20<br />

1<br />

2<br />

3<br />

4<br />

5<br />

6<br />

7<br />

8<br />

etc<br />

1<br />

2<br />

3<br />

4<br />

5<br />

6<br />

7<br />

Printer<br />

25pin Male<br />

20<br />

YCR 245 ER-<strong>650</strong>

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