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atsamd5x: fix BAUD value

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sago35
2020-09-16 18:14:10 +09:00
committed by Ron Evans
parent 622de53854
commit 8170f59440
1 changed files with 3 additions and 0 deletions
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src/machine/machine_atsamd51.go
+3
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@@ -1417,6 +1417,9 @@ func (spi SPI) Configure(config SPIConfig) error {
// Set synch speed for SPI // Set synch speed for SPI
baudRate := SERCOM_FREQ_REF / (2 * config.Frequency) baudRate := SERCOM_FREQ_REF / (2 * config.Frequency)
if baudRate > 0 {
baudRate--
}
spi.Bus.BAUD.Set(uint8(baudRate)) spi.Bus.BAUD.Set(uint8(baudRate))
// Enable SPI port. // Enable SPI port.