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//go:build microbit
// +build microbit
package machine
// The micro:bit does not have a 32kHz crystal on board.
const HasLowFrequencyCrystal = false
var DefaultUART = UART0
// GPIO/Analog pins
const (
P0 = P0_03
P1 = P0_02
P2 = P0_01
P3 = P0_04
P4 = P0_05
P5 = P0_17
P6 = P0_12
P7 = P0_11
P8 = P0_18
P9 = P0_10
P10 = P0_06
P11 = P0_26
P12 = P0_20
P13 = P0_23
P14 = P0_22
P15 = P0_21
P16 = P0_16
)
// Buttons on the micro:bit (A and B)
const (
BUTTONA = P0_17
BUTTONB = P0_26
BUTTON = BUTTONA
)
// UART pins
const (
UART_TX_PIN = P0_24
UART_RX_PIN = P0_25
)
// ADC pins
const (
ADC0 = P0_03 // P0 on the board
ADC1 = P0_02 // P1 on the board
ADC2 = P0_01 // P2 on the board
)
// I2C pins
const (
SDA_PIN = P0_30 // P20 on the board
SCL_PIN = P0_00 // P19 on the board
)
// SPI pins
const (
SPI0_SCK_PIN = P0_23 // P13 on the board
SPI0_SDO_PIN = P0_21 // P15 on the board
SPI0_SDI_PIN = P0_22 // P14 on the board
)
// LED matrix pins
const (
LED_COL_1 = P0_04
LED_COL_2 = P0_05
LED_COL_3 = P0_06
LED_COL_4 = P0_07
LED_COL_5 = P0_08
LED_COL_6 = P0_09
LED_COL_7 = P0_10
LED_COL_8 = P0_11
LED_COL_9 = P0_12
LED_ROW_1 = P0_13
LED_ROW_2 = P0_14
LED_ROW_3 = P0_15
)
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