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7. SERIAL INTERFACE
7.1 Specifications
(1) Synchronous system
(2) Baud rate
(3) Configuration of one word
• Start bit : 1 bit
• Data bits
• Parity bit
• Stop bit : 1 bit or more
(4) Signal polarity
RS-232C
• Mark
=
• Space
=
(5) Receiving Data (RD signal)
RS-232C
• Mark
=
• Space
=
(6) Data receiving control (DTR signal)
• Mark
:
• Space
:
(7) Data transmitting control (TD signal)
RS-232C
• Status transmission
Native mode
900R mode
• Printer state transmission
Transmits the data which is the 1 byte condition. See the page 34, 10. PRINT CONTROL
FUNCTIONS.
:
Asynchronous
:
150, 300, 600, 1200, 2400, 4800, 9600, 19200 (User selectable)
: 7 or 8 bits (User selectable)
: Odd, even or none (User selectable)
Logic "1" (−3 to −12V)
Logic "0" (+3 to +12V)
1
0
Data transfer disabled
Data transfer enabled
=
Transmits "A"(41h)
=
Transmits "H"(48h)
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iDP3310 User's Manual
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