Initial I2C work for ISSI IS31FL3731

[kiibohd-controller.git] / Scan / MD2 / pinout

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+Pin Usage
+=========
+
+mk20dx128vlf5
+
+ ----
+|Keys|
+ ----
+
+* Strobe (Columns)
+
+PTB0
+PTB1
+PTB2
+PTB3
+PTB16
+PTB17
+PTC4
+PTC5
+PTD0
+
+
+* Sense (Rows)
+
+PTD1
+PTD2
+PTD3
+PTD4
+PTD5
+PTD6
+PTD7
+
+
+ -----
+|Debug|
+ -----
+
+* SWD
+
+PTA0 (Pull-down)
+PTA3 (Pull-up)
+
+* LEDs
+
+PTA19 (LED only for PCB, not McHCK) (XTAL)
+
+* UARTs
+
+PTA1 - RX0
+PTA2 - TX0
+
+
+ ------
+|Unused|
+ ------
+
+* GPIO
+
+PTA1 (Not broken out on PCB, available on McHCK) (Pull-up)
+PTA2 (")
+PTA4 (Pull-up)
+PTA18 (EXTAL)
+
+PTC0
+PTC1
+PTC2
+PTC3
+PTC6
+PTC7
+
+* Analog
+
+ADC0_DP0
+ADC0_DM0
+