Stacking multiple carrier boards on UP Core

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When you stack both CRST01 and CRST02 carrier board with UP core together, please adjust the jumper on either one carrier board to make the address different with each other. If you keep default 0X50 on CRST01, please adjust the address to 0X51~0X53 on CRST02. Vice versa.

1. Keep default 0X50 on CRST01, adjust CRST02.

JP3 JP2 Address
2-3 2-3 0X50(Default)
2-3 1-2 0X51
1-2 2-3 0X52
1-2 1-2 0X53

Ex. 0X50->0X51


2. Keep default 0X50 on CRST02, adjust CRST01.

JP2 JP1 Address
2-3 2-3 0X50(Default)
2-3 1-2 0X51
1-2 2-3 0X52
1-2 1-2 0X53

Ex. 0X50->0X52