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