Chapter 3 Setup and Installation
Hippo DCA2 User’s Manual
25
3.19
Keyboard Connector
The keyboard connector is a five-pin DIN socket. Attach a standard AT-compatible
keyboard cable. The pin assignments are listed below.
Figure 16
Turn off the power whenever installing or removing any connector,
memory module or add-on cards. Before turning on the power, make
sure that all of these parts are secured.
3.20
External Battery Connector
The Hippo DCA2 comes with an onboard rechargeable battery so an external battery is not
necessary. As an added feature, however, the board does support an external battery of 3.6
volts. Install the battery according to the pin assignments listed in diagram below.
Figure 17
Pin
A ssignment
1
Keyboard clock
2
Keyboard data
3
Not used
4
Ground
5
VCC
Pin
A ssignment
1
3.6 Volt DC
2
Not used
3
Not used
4
Ground
