Ampro Corporation LITTLE BOARD 5001451A - Manual (Page 15)

Little Board P6d Module
1-7
The Little Board P6d Utility I/O Development Board provides connections for the speaker,
keyboard, mouse, IrDA, TTL serial, front panel switches, misc. power management signals, external
power supply connections, and so forth.
Table 1-1 summarizes the connectors available on the I/O Development Board.
Table 1-1. I/O Development Board Connector Summary
Connector Name Description
J1 Utility Connect to Little Board P6d Utility
J2 Power Provides connections for -12V and -5V
J3 Misc. Misc. Power Management and TTL Serial
J4 Keyboard Plug in a standard PS/2 Keyboard
J5 Mouse Plug in PS/2 Mouse
Connector Descriptions
The following sections describe the use of each connector on the I/O Development Board.
J1 — Utility
The Utility connector connects to the Little Board P6d Utility connector. It provides connections to
an on-board speaker, keyboard connector, Mouse connector, reset switch, IrDA Transceiver, TTL
RS232 signals, misc. power management I/O, and a connector for external -5V and -12V power
supplies, and a power LED.
If you have the Ampro QuickStart Kit, connect a ribbon cable between J1 on the I/O Development
Board and J19 on the Little Board.
J2 — Power
You can use J2 to connect -5V and -12V power supplies to the Little Board.
Table 1-2. –5V and –12V Power Wiring
Pin # Signal
1 -12 Volts
3 -5 Volts
2, 4 Ground