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.
125 строки
2,1 КиБ
Go
125 строки
2,1 КиБ
Go
//go:build metro_m4_airlift
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// +build metro_m4_airlift
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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 = PA23 // UART0 RX/PWM available
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D1 = PA22 // UART0 TX/PWM available
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D2 = PB17 // PWM available
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D3 = PB16 // PWM available
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D4 = PB13 // PWM available
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D5 = PB14 // PWM available
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D6 = PB15 // PWM available
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D7 = PB12 // PWM available
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D8 = PA21 // PWM available
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D9 = PA20 // PWM available
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D10 = PA18 // can be used for PWM or UART1 TX
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D11 = PA19 // can be used for PWM or UART1 RX
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D12 = PA17 // PWM available
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D13 = PA16 // PWM available
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D40 = PB22 // built-in neopixel
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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 = PB06 // ADC/AIN[3]
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A3 = PB00 // ADC/AIN[4] // NOTE: different between "airlift" and non-airlift versions
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A4 = PB08 // ADC/AIN[5]
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A5 = PB09 // ADC/AIN[10]
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)
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const (
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LED = D13
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WS2812 = D40
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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 = PA04
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UART2_RX_PIN = PA07
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)
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var (
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UART1 = &sercomUSART3
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UART2 = &sercomUSART0
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DefaultUART = UART1
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)
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const (
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NINA_CS = PA15
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NINA_ACK = PB04
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NINA_GPIO0 = PB01
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NINA_RESETN = PB05
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NINA_TX = PA04
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NINA_RX = PA07
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NINA_RTS = PB23
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)
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// I2C pins
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const (
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SDA_PIN = PB02 // SDA: SERCOM5/PAD[0]
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SCL_PIN = PB03 // SCL: SERCOM5/PAD[1]
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)
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// I2C on the Metro M4.
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var (
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I2C0 = sercomI2CM5
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)
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// SPI pins
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const (
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SPI0_SCK_PIN = PA13 // SCK: SERCOM2/PAD[1]
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SPI0_SDO_PIN = PA12 // SDO: SERCOM2/PAD[0]
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SPI0_SDI_PIN = PA14 // SDI: SERCOM2/PAD[2]
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NINA_SDO = SPI0_SDO_PIN
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NINA_SDI = SPI0_SDI_PIN
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NINA_SCK = SPI0_SCK_PIN
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)
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const (
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SPI1_SCK_PIN = D12 // SDI: SERCOM1/PAD[1]
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SPI1_SDO_PIN = D11 // SDO: SERCOM1/PAD[3]
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SPI1_SDI_PIN = D13 // SCK: SERCOM1/PAD[0]
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)
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// SPI on the Metro M4.
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var (
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SPI0 = sercomSPIM2
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NINA_SPI = SPI0
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)
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// SPI1 on the Metro M4 on pins 11,12,13
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var SPI1 = sercomSPIM1
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// USB CDC identifiers
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const (
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usb_STRING_PRODUCT = "Adafruit Metro M4 Airlift Lite"
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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 = 0x8037
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)
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