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iDP3110 User's Manual
CITIZEN
14
6. SERIAL INTERFACE
6.1 Specifications
1) Synchronization : Asynchronous
2) Baud rate : User selection, 4,800; 9,600 Baud / sec
3) Word configuration : Start bit 1 bit
: Data bit 8 bit
: Stop bit More than 1 bit
4) Signal polarity
RS-232C
* Mark = Logic “1” (-3 to –12V)
* Space = Logic “0” (+3 to +12V)
TTL(RESET)
* H level = Logic “1” (refer to (3), section 6.3)
* L level = Logic “0”
5) Input control (DTR signal)
* Mark : Data transmission not possible
* Space : Data transmission possible