21 lines
610 B
Arduino
21 lines
610 B
Arduino
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/* keybrd_MCP23017.ino
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MCP23017 pin assignments
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DESTINATION PIN PIN_NUMBER PIN DESTINATION
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row0 GPB0 1 28 GPA7
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row1 GPB1 2 27 GPA6
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GPB2 3 26 GPA5
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GPB3 4 25 GPA4
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GPB4 5 24 GPA3
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GPB5 6 23 GPA2
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GPB6 7 22 GPA1 col1
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GPB7 8 21 GPA0 col0
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LC 3.3V VDD 9 20 INTA
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GND VSS 10 19 INTB
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NC 11 18 /RESET VDD
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LC 19 SCL 12 17 A2 GND
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LC 18 SDA 13 16 A1 GND
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NC 14 15 A0 GND
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*/
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