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https://github.com/tinygo-org/tinygo.git
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Ayke van Laethem
107b1c2906
This is a constant for internal use only, but was (unintentionally?) exported. In addition, it doesn't follow the Go naming convention. This change simply renames the constant so that it is unexported.
98 lines
1.6 KiB
Go
98 lines
1.6 KiB
Go
//go:build feather_m4
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// +build feather_m4
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package machine
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// used to reset into bootloader
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const resetMagicValue = 0xf01669ef
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// GPIO Pins
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const (
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D0 = PB17 // UART0 RX/PWM available
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D1 = PB16 // UART0 TX/PWM available
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D4 = PA14 // PWM available
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D5 = PA16 // PWM available
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D6 = PA18 // PWM available
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D8 = PB03 // built-in neopixel
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D9 = PA19 // PWM available
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D10 = PA20 // can be used for PWM or UART1 TX
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D11 = PA21 // can be used for PWM or UART1 RX
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D12 = PA22 // PWM available
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D13 = PA23 // PWM available
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D21 = PA13 // PWM available
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D22 = PA12 // PWM available
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D23 = PB22 // PWM available
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D24 = PB23 // PWM available
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D25 = PA17 // PWM available
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)
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// Analog pins
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const (
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A0 = PA02 // ADC/AIN[0]
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A1 = PA05 // ADC/AIN[2]
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A2 = PB08 // ADC/AIN[3]
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A3 = PB09 // ADC/AIN[4]
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A4 = PA04 // ADC/AIN[5]
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A5 = PA06 // ADC/AIN[10]
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)
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const (
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LED = D13
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WS2812 = D8
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)
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// USBCDC pins
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const (
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USBCDC_DM_PIN = PA24
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USBCDC_DP_PIN = PA25
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)
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const (
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UART_TX_PIN = D1
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UART_RX_PIN = D0
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)
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const (
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UART2_TX_PIN = A4
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UART2_RX_PIN = A5
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)
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var (
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UART1 = &sercomUSART5
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UART2 = &sercomUSART0
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DefaultUART = UART1
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)
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// I2C pins
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const (
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SDA_PIN = D22 // SDA: SERCOM2/PAD[0]
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SCL_PIN = D21 // SCL: SERCOM2/PAD[1]
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)
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// I2C on the Feather M4.
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var (
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I2C0 = sercomI2CM2
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)
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// SPI pins
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const (
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SPI0_SCK_PIN = D25 // SCK: SERCOM1/PAD[1]
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SPI0_SDO_PIN = D24 // SDO: SERCOM1/PAD[3]
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SPI0_SDI_PIN = D23 // SDI: SERCOM1/PAD[2]
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)
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// SPI on the Feather M4.
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var SPI0 = sercomSPIM1
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// USB CDC identifiers
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const (
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usb_STRING_PRODUCT = "Adafruit Feather M4"
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usb_STRING_MANUFACTURER = "Adafruit"
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)
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var (
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usb_VID uint16 = 0x239A
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usb_PID uint16 = 0x8022
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)
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