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// +build nrf52840_mdk
package machine
const HasLowFrequencyCrystal = true
// LEDs on the nrf52840-mdk (nRF52840 dev board)
const (
LED Pin = LED_GREEN
LED_GREEN Pin = 22
LED_RED Pin = 23
LED_BLUE Pin = 24
)
// UART pins
const (
UART_TX_PIN Pin = 20
UART_RX_PIN Pin = 19
)
// UART0 is the USB device
var (
UART0 = USB
)
// I2C pins (unused)
const (
SDA_PIN = NoPin
SCL_PIN = NoPin
)
// SPI pins (unused)
const (
SPI0_SCK_PIN = NoPin
SPI0_SDO_PIN = NoPin
SPI0_SDI_PIN = NoPin
)
// USB CDC identifiers
const (
usb_STRING_PRODUCT = "Makerdiary nRF52840 MDK USB Dongle"
usb_STRING_MANUFACTURER = "Makerdiary"
)
var (
usb_VID uint16 = 0x1915
usb_PID uint16 = 0xCAFE
)
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