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