A&D GX Series, Инструкция по эксплуатации

Страница: 15 / 35

13
4. SERIAL OUTPUT
4-1 RS-232C (GX-04) Specifications
The specifications of the RS-232C are as follows:
Transmission system EIA RS-232C
Transmission Asynchronous, bi-directional, half-duplex
Data format Baud rate: 600, 1200, 2400, 4800, 9600 bps
Data: 7 or 8 bits
Parity: Even, Odd (Data 7 bits)
None (Data 8 bits)
Stop bit: 1 bit
Code: ASCII
Bit format
Pin No. Signal Direction Description
1 FG - Frame ground
2 RXD Input Receive data
3 TXD Output Transmit data
4 RTS Input Request to send
5 CTS Output Clear to send
6 DSR Output Data set ready
7 SG - Signal ground
8-17 - - No connection
18 PRINT Input
Same as the PRINT key
19 RE-ZERO Input Same as the RE-ZERO key
20-25 - - No connection
Pin assignments