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deadprogram
30 lines
929 B
Go
30 lines
929 B
Go
//go:build !baremetal || atmega || esp32 || fe310 || k210 || nrf || (nxp && !mk66f18) || rp2040 || rp2350 || sam || (stm32 && !stm32f7x2 && !stm32l5x2)
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package machine
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import "errors"
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// SPI phase and polarity configs CPOL and CPHA
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const (
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Mode0 = 0
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Mode1 = 1
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Mode2 = 2
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Mode3 = 3
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)
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var (
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ErrTxInvalidSliceSize = errors.New("SPI write and read slices must be same size")
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errSPIInvalidMachineConfig = errors.New("SPI port was not configured properly by the machine")
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)
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// If you are getting a compile error on this line please check to see you've
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// correctly implemented the methods on the SPI type. They must match
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// the interface method signatures type to type perfectly.
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// If not implementing the SPI type please remove your target from the build tags
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// at the top of this file.
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var _ interface { // 2
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Configure(config SPIConfig) error
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Tx(w, r []byte) error
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Transfer(w byte) (byte, error)
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} = (*SPI)(nil)
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