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// +build sam,atsamd21,qtpy
package machine
import (
"device/sam"
"runtime/interrupt"
)
// used to reset into bootloader
const RESET_MAGIC_VALUE = 0xf01669ef
// GPIO Pins
const (
D0 = PA02 // PWM available
D1 = PA03
D2 = PA04 // PWM available
D3 = PA05 // PWM available
D4 = PA16 // PWM available
D5 = PA17 // PWM available
D6 = PA06
D7 = PA07
D8 = PA11
D9 = PA09
D10 = PA10
D11 = PA18
D12 = PA15
D13 = PA27
D14 = PA23
D15 = PA19
D16 = PA22
D17 = PA08
)
// Analog pins
const (
A0 = D1
A1 = D1
A2 = D2
A3 = D3
A4 = D4
)
const (
NEOPIXELS = D11
WS2812 = D11
NEOPIXELS_POWER = D12
)
// USBCDC pins
const (
USBCDC_DM_PIN = PA24
USBCDC_DP_PIN = PA25
)
// UART1 pins
const (
UART_TX_PIN = D6
UART_RX_PIN = D7
)
// UART1 on the QT Py M0.
var (
UART1 = &_UART1
_UART1 = UART{
Buffer: NewRingBuffer(),
Bus: sam.SERCOM0_USART,
SERCOM: 0,
}
)
func init() {
UART1.Interrupt = interrupt.New(sam.IRQ_SERCOM0, _UART1.handleInterrupt)
}
// SPI pins
const (
SPI0_SCK_PIN = D8
SPI0_SDO_PIN = D10
SPI0_SDI_PIN = D9
)
// SPI on the QT Py M0.
var (
SPI0 = SPI{
Bus: sam.SERCOM0_SPI,
SERCOM: 0,
}
)
// I2C pins
const (
SDA_PIN = D4 // SDA
SCL_PIN = D5 // SCL
)
// I2C on the QT Py M0.
var (
I2C0 = &I2C{
Bus: sam.SERCOM1_I2CM,
SERCOM: 1,
}
)
// I2S pins
const (
I2S_SCK_PIN = PA10
I2S_SD_PIN = PA08
I2S_WS_PIN = NoPin // TODO: figure out what this is on QT Py M0.
)
// USB CDC identifiers
const (
usb_STRING_PRODUCT = "Adafruit QTPy M0"
usb_STRING_MANUFACTURER = "Adafruit"
)
var (
usb_VID uint16 = 0x239A
usb_PID uint16 = 0x80CB
)
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