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CHAPTER 4 CONTROL INTERFACE
4.1 Connection Specifications
4.2 Control Interface Signals
4.3 Driver/Receiver
4.4 Timing
This chapter describes the control interface between the host computer and the scanner.
For details of the interface, refer to the EIA RS>232C standard.
4.1 Connection Specifications
Specification Remarks
Transmission system Half>duplex
Synchronization
system
Start>stop
Data length 8 bits
Stop bit 1 bit
Data check Odd parity check
Data transfer rate 1200, 2400, 4800, 9600 bps Set by
EEPROM on
Interface PCA
Default:
4800 bps.
Maximum connection 5 m (16 ft.)
Standard EIA RS>232C
D
2
D
3
D
4
D
5
D
6
D
7
D
0
D
1
P
Start bit Stop bit
50FH5037E>02 4 $ 1