Connector pinouts
PTC-2124 User’s Guide
77
Table 6. CP-1124 keyboard port pinouts
20
VSCAN_PWR
S7.2 volt power
21
SCAN_ID0
Scanner ID bit 0
22
SCAN_ID1
Scanner ID bit 1
23
SCAN_ID2
Scanner ID bit 2
24
SCAN_ID3
Scanner ID bit 3
25
GND
Ground
26
GND
Ground
27
GND
Ground
28
CONFIG2
Configuration 2
29
VSCAN_5V
S5-volt power
30
CH_GND
Chassis ground
Pin
Signal
Description
1
KDAT
Keyboard data (TTL sig-
nals)
2
N/C
No connection
3
GND
GND ground
4
VCC
Keyboard power (+5 VDC)
5
KCLK
Keyboard clock (TTL signal)
6
N/C
No connection
Pin
Signal
Description
Содержание PTC-2124
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