Symbol PTC-2124, Руководство пользователя

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Connector pinouts
PTC-2124 User’s Guide 75
Appendix E
Connector pinouts
The cradle connector is shown in
Figure 3 on page 29, with the
position of Pin 1 indicated. This appendix provides pinouts of the PTC-2124’s
cradle connector and scanner expansion module
connector. It also lists pinouts for the CP-1124
Connector Pod’s keyboard port, Ethernet port, and
serial port.
Table 4. PTC-2124 cradle connector pinouts
Pin Signal name Description Signal level
1 GND Ground.
2 OTXS# or
COMA_ RTS# COM2—optical transmit status or
4-wire request to send. RS-232
3 ORXS# or
COMA_CTS# COM2—optical receive status or
4-wire clear to send RS-232
4 VCHARGE Charger v15 VDC @ 2.7 A. +15 VDC
5 OTXD or
COMA_TXD# COM2—optical transmit data or
4-wire transmit data. RS-232
6 ORXD or
COMA_RXD# COM2—optical receive data or
4-wire receive data. RS-232
7 RXD+ Ethernet receive pair. +5 V
8 RXD-
9 TXD+ Ethernet transmit pair. +5 V
10 TXD-
11 VCC VCC Power (+5 VDC @ 100 mA) +5 VDC
12 KCLK Keyboard clock. +5 V
13 KDAT Keyboard data. +5 V