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README.md
proto01.fzz

README.md

Contains any reference material used for the project. This includes anything related to ChessLR game or electronics of the board itself.

MCP23017

Pin layout

          +----- -----+
GPB0 <--> |*1   -   28| <--> GPA7
GPB1 <--> |2        27| <--> GPA6
GPB2 <--> |3        26| <--> GPA5
GPB3 <--> |4    M   25| <--> GPA4
GPB4 <--> |5    C   24| <--> GPA3
GPB5 <--> |6    P   23| <--> GPA2
GPB6 <--> |7    2   22| <--> GPA1
GPB7 <--> |8    3   21| <--> GPA0
 VDD ---> |9    0   20| ---> INTA
 VSS ---> |10   1   19| ---> INTB
  NC ---- |11   7   18| ---> RESET
 SCL ---> |12       17| <--- A2
 SDA <--> |13       16| <--- A1
  NC ---- |14       15| <--- A0
          +-----------+
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