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stm32: separate altfunc selection for UART Tx/Rx

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This is needed for stm32l432 nucleo with different altfun for tx and rx
This commit is contained in:
Kenneth Bell
2021-03-07 10:55:50 -08:00
committed by Ron Evans
parent c522569378
commit dc981ce509
9 changed files with 37 additions and 30 deletions
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src/machine/machine_stm32f7x2.go
+2 -2
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@@ -17,8 +17,8 @@ func CPUFrequency() uint32 {
// Configure the UART.
func (uart *UART) configurePins(config UARTConfig) {
// enable the alternate functions on the TX and RX pins
config.TX.ConfigureAltFunc(PinConfig{Mode: PinModeUARTTX}, uart.AltFuncSelector)
config.RX.ConfigureAltFunc(PinConfig{Mode: PinModeUARTRX}, uart.AltFuncSelector)
config.TX.ConfigureAltFunc(PinConfig{Mode: PinModeUARTTX}, uart.TxAltFuncSelector)
config.RX.ConfigureAltFunc(PinConfig{Mode: PinModeUARTRX}, uart.RxAltFuncSelector)
}
// UART baudrate calc based on the bus and clockspeed