Symbol PTC-2124, Руководство пользователя

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Chapter 3 Configuring TN-3270/5250
76 PTC-2124 User’s Guide
With the top cover of the scanner
expansion module removed, the
scanner expansion module connector
is located just under the top of the
PTC housing. Refer to Figure 2. The
PTC-2124 (right side view) on page
28. The scanner expansion module
connector is the small, white, 30-pin
connector, with Pin 1 located on the
right when viewing the PTC from the
top.
Table 5. PTC-2124 scanner expansion module connector
pinouts
Pin Signal Description
1 CONFIG0 Configuration 0
2 VSCAN_5V S5 volt power
3 GND Ground
4 MARKER/
SCAN_RXD# Marker or scanner receive
data
5 SCAN_DTR# Scanner data terminal
ready
6 TRIG_IMG Connected to 47.5 K
Ω
resistor to ground
7 PEN_EN# Pen enable
8 SCAN_TXD# Scanner transmit data
9 BARCODE/
SCAN_DSR Wand in/scanner data set
ready
10 LED_EN LED enable
11 TRIG# Trigger
12 MARKER/
SCAN_RXD# Marker/scanner receive
data
13 SCAN_TXD# Scanner transmit data
14 SCAN_SOS Scanner start of scan
15 SCAN_CTS# Scanner clear to send
16 SCAN_RTS# Scanner request to send
17 SCAN_CD# Scanner carrier detect
18 VSCAN_PWR S7.2 volt power
19 VSCAN_PWR S7.2 volt power