MainBrain Hardware Reference

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Interrupt Priorities
Module Priority Sub Priority
USB 7 3
Port G Change Notice 7 2
Timer 1 6 3
Timer 2 6 2
Timer 3 6 1
Timer 4 5 3
Timer 5 5 2
Timer 6 5 1
RTCC 4 3
I2C Master 4 3
I2C Slave 4 2
INT 0 4 1
SRAM Memory Map
Page Number Address Notes
0 0-3FF MainBrain Only
1 400-7FF
2 800-BFF
3 C00-FFF
4 1000-13FF
5 1400-17FF
6 1800-1BFF
7 1C00-1FFF

Peripheral Boards Jumper Settings