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Fixes for UART2 on Metro M4 Airlift Lite (#739)

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* machine/samd51: Fixes for UART2
This commit is contained in:
BCG
2019-11-21 15:45:13 -05:00
committed by Ron Evans
parent c09724bfc5
commit ea5df0f214
4 changed files with 74 additions and 21 deletions
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src/machine/board_itsybitsy-m4.go
+12 -2
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@@ -51,10 +51,20 @@ const (
UART_RX_PIN = D0
)
// UART1 var is on SERCOM3, defined in atsamd51.go
// UART2 pins
const (
UART2_TX_PIN = A4
UART2_RX_PIN = D2
)
// UART2 var is on SERCOM0, defined in atsamd51.go
// I2C pins
const (
SDA_PIN = PA12 // SDA: SERCOM3/PAD[0]
SCL_PIN = PA13 // SCL: SERCOM3/PAD[1]
SDA_PIN = PA12 // SDA: SERCOM2/PAD[0]
SCL_PIN = PA13 // SCL: SERCOM2/PAD[1]
)
// I2C on the ItsyBitsy M4.