mirror of
https://github.com/tinygo-org/drivers.git
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Yurii Soldak
92 lines
1.8 KiB
Go
92 lines
1.8 KiB
Go
//go:build nano_rp2040
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// +build nano_rp2040
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// This examples shows how to control RGB LED connected to
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// NINA-W102 chip on Arduino Nano RP2040 Connect board
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// Built-in LED code added for API comparison
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package main
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import (
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"machine"
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"time"
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"tinygo.org/x/drivers/wifinina"
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)
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const (
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LED = machine.LED
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// Arduino Nano RP2040 Connect board RGB LED pins
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// See https://docs.arduino.cc/static/3525d638b5c76a2d19588d6b41cd02a0/ABX00053-full-pinout.pdf
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LED_R wifinina.Pin = 27
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LED_G wifinina.Pin = 25
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LED_B wifinina.Pin = 26
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)
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var (
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// these are the default pins for the Arduino Nano-RP2040 Connect
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spi = machine.NINA_SPI
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// this is the ESP chip that has the WIFININA firmware flashed on it
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device *wifinina.Device
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)
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func setup() {
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// Configure SPI for 8Mhz, Mode 0, MSB First
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spi.Configure(machine.SPIConfig{
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Frequency: 8 * 1e6,
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SDO: machine.NINA_SDO,
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SDI: machine.NINA_SDI,
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SCK: machine.NINA_SCK,
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})
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device = wifinina.New(spi,
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machine.NINA_CS,
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machine.NINA_ACK,
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machine.NINA_GPIO0,
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machine.NINA_RESETN)
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device.Configure()
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time.Sleep(time.Second)
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LED.Configure(machine.PinConfig{Mode: machine.PinOutput})
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LED_R.Configure(wifinina.PinConfig{Mode: wifinina.PinOutput})
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LED_G.Configure(wifinina.PinConfig{Mode: wifinina.PinOutput})
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LED_B.Configure(wifinina.PinConfig{Mode: wifinina.PinOutput})
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}
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func main() {
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setup()
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LED.Low() // OFF
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LED_R.High() // OFF
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LED_G.High() // OFF
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LED_B.High() // OFF
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go func() {
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for {
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LED.Low()
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time.Sleep(time.Second)
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LED.High()
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time.Sleep(time.Second)
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}
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}()
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for {
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LED_R.Low() // ON
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time.Sleep(time.Second)
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LED_R.High() // OFF
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LED_G.Low() // ON
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time.Sleep(time.Second)
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LED_G.High() // OFF
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LED_B.Low() // ON
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time.Sleep(time.Second)
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LED_B.High() // OFF
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}
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}
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