Serial Interface; Specifications; Connector's Pin Configuration - Citizen iDP-3221 Series User Manual

7.

SERIAL INTERFACE

7.1

Specifications

(1) Synchronous system
(2) Baud rate
(3) 1-word configuration
Start bit
Data bits
Parity bit
Stop bit
(4) Signal polarity
RS-232C
• Mark
• Space
(5) Received data (RD signal)
• Mark
• Space
(6) Reception control (DTR signal)
• Mark
• Space
(7) Transmission control (TD signal)
• DC1 code(11H) X-ON
• DC3 code(13H) X-OFF
7.2

Connector's Pin Configuration

No. Signal Name
1
7
3
20
2
6
Notes: 1. The RS-232C signals are based on the EIA RS-232C.
2. The received data should be always maintained in the Mark status when no data is being
transferred.
Applicable connectors (D-Sub connectors)
: Asynchronous
: 150, 300, 600, 1,200, 2,400, 4,800, 9,600, 19,200 bps
(Selected by the user)
: 1 bit
: 8 bits or 7 bits (Selected by the user)
: Odd, even, or no parity (Selected by the user)
: 1 bit or more
= Logic "1" (-3 -12 V)
= Logic "0" (+3 +12 V)
= 1
= 0
: Data not transferable
: Data transferable
:
:
Input/Output
FG
GND
RD
DTR
TD
DSR
Printer side : 17LE-13250 (DDK) or its equivalent
Cable side : 17JE-23250 (DDK) or its equivalent
Data receivable
Data not receivable
Input
Output
Output
Input
29
iDP3221 User's Manual
Function
Frame Ground
Signal Ground
Received Data
Printer BUSY Signal
Transmitted Data
Data Set Ready
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