Citizen CMP-10 Manual De Usuario
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5. SERIAL INTERFACE
5.1 Specifications
(1)
Data transfer system
Asynchronous, half duplex
(2)
Baud rates
1200, 2400, 4800, 9600, 19200, 57600, 115200 bps (Selectable by command)
1200, 2400, 4800, 9600, 19200, 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
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)
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)
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
DC3 code (13H) X-OFF: Data reception is not available
5.2. Connector Pin Configuration
Pin No.
Signal
Direction
Function
Pin No. of Cable
3
TXD
Output
Transferred data
No. 2 pin of D-Sub 9 pins
6
+5V
—
No connection
7
RXD
Input
Received data
No. 3 pin of D-Sub 9 pin
11
RTS
Input
Auto Turn On
No. 7 pin of D-Sub 9 pin
14
—
—
No. 5 pin of D-Sub 9 pin
15
GND
—
No. 5 pin of D-Sub 9 pin
Connector
Printer side:
Connector used on StarTac (Motorola)
PC side
9 pin D-SUB
Cable
Communication mode setting
(InfraRed or Serial)
(InfraRed or Serial)