Table B-3. Auxiliary Battery Interface Pin Signals (J10) - ADLINK Technology CoreModule 740 Reference Manual

Appendix B
Table B-2. Utility 2 Interface Pin Signals (J2) (Continued)
21 BSY
22 GND
23 PE
24 GND
25 Slct
26 IR FIRM
27 NC
28 GND
29 IR TXD
30 IR RXD
31 SPKR+
32 GND
33 RST SW
34 KB SW
35 KB DTA
36 KB CLK
37 GND
38 KB PWR
39 BATV+
40 BATV-
Note: The shaded areas denote power or ground.
Table B-3 lists the signals and their descriptions for the Auxiliary Battery interface which provides a right-
angle, single row, 4-pin header. The third column in this table denotes the corresponding pins from the on-
board J2 header.

Table B-3. Auxiliary Battery Interface Pin Signals (J10)

Pin # Signal
1 BATV+
2 KEY
3 NC
4 BATV-
Note: The shaded areas denote power or ground.
CoreModule 740
J5-42 Parallel Busy – This is a Status output signal from the printer. A High
State indicates the printer is not ready to accept data.
J5-44 Ground
J5-46 Parallel Paper End – This is a Status output signal from the printer. A
High State indicates it is out of paper.
J5-48 Ground
J5-50 Parallel Select – This is a Status output signal from the printer. A High
State indicates it is powered on.
J5-52 IR Function Mode Select – Disabled (Terminated with 10k ohm
resistor to ground on CoreModule 740.)
J5-54 Not connected
J5-56 Signal Ground
J5-58 IR Transmit Data (HPSIR or ASKIR)
J5-60 IR Receive Data (HPSIR or ASKIR)
J5-62 Speaker + drive signal
J5-64 Speaker return
J5-66 Reset Switch
J5-68 Not Connected (Keyboard switch)
J5-70 Keyboard Data signal
J5-72 Keyboard Clock signal
J5-74 Digital Ground
J5-76 Keyboard power (+5V +/-5%)
J5-78 External Backup Battery +
J5-80 External Backup Battery Return -
From On-Board Description
Connector & Pin #
J2-39 External Backup Battery +
NA Key – Not connected
NA Not connected
J2-40 External Backup Battery Return -
Reference Manual
I/O Interface Board Description
39