Created
November 30, 2020 10:19
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ATOM Liteで作るPCの電源スイッチ
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#include <Arduino.h> | |
#include <WiFi.h> | |
#include <FastLED.h> | |
#include <WebServer.h> | |
#include <ESPmDNS.h> | |
const int NUM_LEDS = 1; | |
const int LED_PIN = 27; | |
static CRGB leds[NUM_LEDS]; | |
const int BUTTON_PIN = 39; | |
int BUTTON_STATE = 0; | |
const char* ssid = "**********"; | |
const char* password = "**********"; | |
const int POWER_PIN = 33; | |
WebServer server(80); | |
void power() { | |
digitalWrite(POWER_PIN, HIGH); | |
delay(500); | |
digitalWrite(POWER_PIN, LOW); | |
} | |
void setup() { | |
// LED | |
FastLED.addLeds<WS2812, LED_PIN, GRB>(leds, NUM_LEDS); | |
FastLED.setBrightness(50); | |
leds[0] = CRGB::Black; | |
FastLED.show(); | |
// Button | |
pinMode(BUTTON_PIN, INPUT_PULLUP); | |
// Serial | |
Serial.begin(115200); | |
Serial.flush(); | |
// POWER SW | |
pinMode(POWER_PIN, OUTPUT); | |
// Web Server | |
server.on("/", []() { | |
server.send(200); | |
}); | |
server.on("/api/power", HTTP_POST, []() { | |
server.send(202); | |
power(); | |
}); | |
server.onNotFound([]() { | |
server.send(404); | |
}); | |
Serial.println(""); | |
} | |
void loop() { | |
if (WiFi.status() == WL_CONNECTED) { | |
server.handleClient(); | |
if (digitalRead(BUTTON_PIN) == LOW && BUTTON_STATE == 0) { | |
BUTTON_STATE = 1; | |
power(); | |
} else if (digitalRead(BUTTON_PIN) == HIGH && BUTTON_STATE == 1) { | |
BUTTON_STATE = 0; | |
} | |
} else { | |
leds[0] = CRGB::Red; | |
FastLED.show(); | |
WiFi.begin(ssid, password); | |
int wifiReconnectCount = 0; | |
while (WiFi.status() != WL_CONNECTED) { | |
if (wifiReconnectCount >= 300) { ESP.restart(); } | |
wifiReconnectCount++; | |
delay(100); | |
} | |
MDNS.begin("powerswitch"); | |
server.begin(); | |
leds[0] = CRGB::Green; | |
FastLED.show(); | |
} | |
} |
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; PlatformIO Project Configuration File | |
; | |
; Build options: build flags, source filter | |
; Upload options: custom upload port, speed and extra flags | |
; Library options: dependencies, extra library storages | |
; Advanced options: extra scripting | |
; | |
; Please visit documentation for the other options and examples | |
; https://docs.platformio.org/page/projectconf.html | |
[env:m5stick-c] | |
platform = espressif32 | |
board = m5stick-c | |
framework = arduino | |
monitor_speed = 115200 | |
board_build.f_cpu = 80000000L | |
lib_deps = | |
fastled/FastLED@^3.3.3 | |
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