Download Citizen CMP-10 Specifications

6. SERIAL INTERFACE
6.1 Specifications
(1)
Data transfer system
Asynchronous, half duplex
(2)
Baud rates
1200, 2400, 4800, 9600, 19200, 38400, 57600, 115200 bps (Selectable by command)
(3)
Serial data configuration
Start bit: 1 bit
Data bit: 8 bits Fixed
Parity bit: No parity
Stop bit: 1 bit
(4)
Signal polarity
RS-232C
• Mark = logic “1” (–3V ~ –12V)
• Space = logic “0” (+3V ~ +12V)
(5)
Receiving data (RD signal)
RS-232C
• Mark = logic “1” (–3V ~ –12V)
• Space = logic “0” (+3V ~ +12V)
(6) Transmission control (TD signal)
DC1 code (11H) X-ON: Data reception is available
DC3 code (13H) X-OFF: Data reception is not available
6.2. Connector Pin Configuration
Pin No.
3
6
7
11
14
15
Signal
TXD
+5V
RXD
RTS
—
GND
Direction
Function
Output Transferred data
—
Input
Received data
Input
Auto Turn On
Communication mode setting
—
(InfraRed or Serial)
—
Connector
Printer side:
Connector used on StarTac (Motorola)
PC side
9 pin D-SUB
Cable
— 72 —
Pin No. of Cable
No. 2 pin of D-Sub 9 pins
No connection
No. 3 pin of D-Sub 9 pin
No. 7 pin of D-Sub 9 pin
No. 5 pin of D-Sub 9 pin
No. 5 pin of D-Sub 9 pin