User’s Manual
Appendix B. Power Supply 139
B.1 Power Supplies.................................................................................................................................139
B.1.1 Power for Analog Circuits........................................................................................................140
B.1.2 Grounds ....................................................................................................................................140
B.1.3 RabbitNet Power Supplies........................................................................................................140
B.2 Batteries and External Battery Connections ....................................................................................141
B.2.1 Replacing the Backup Battery..................................................................................................141
B.2.2 External Battery........................................................................................................................142
B.2.3 Battery-Backup Circuit.............................................................................................................143
B.2.4 Power to VRAM Switch...........................................................................................................144
B.2.5 Reset Generator ........................................................................................................................144
B.3 Chip Select Circuit...........................................................................................................................145
Appendix C. Demonstration Board Connections 147
C.1 Connecting Demonstration Board....................................................................................................147
Appendix D. RabbitNet 151
D.1 General RabbitNet Description........................................................................................................151
D.1.1 RabbitNet Connections ............................................................................................................151
D.1.2 RabbitNet Peripheral Cards......................................................................................................152
D.2 Physical Implementation..................................................................................................................153
D.2.1 Control and Routing.................................................................................................................153
D.3 Function Calls..................................................................................................................................154
D.3.1 Status Byte ...............................................................................................................................160
Index 161
Schematics 165
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