Initial commit

2017-07-13 06:18:04 +02:00
commit bf5e39efb6
8 changed files with 156 additions and 0 deletions
--- a/fs/index.html
+++ b/fs/index.html
@@ -0,0 +1,5 @@
+<html>
+<body>
+  <h1>Welcome to the empty project</h1>
+</body>
+</html>
--- a/fs/init.js
+++ b/fs/init.js
@@ -0,0 +1,42 @@
+load('api_config.js');
+load('api_gpio.js');
+load('api_mqtt.js');
+load('api_sys.js');
+load('api_timer.js');
+load("api_neopixel.js");
+
+// Helper C function get_led_gpio_pin() in src/main.c returns built-in LED GPIO
+let led = ffi('int get_led_gpio_pin()')();
+
+let getInfo = function() {
+  return JSON.stringify({total_ram: Sys.total_ram(), free_ram: Sys.free_ram()});
+};
+
+// Blink built-in LED every second
+GPIO.set_mode(led, GPIO.MODE_OUTPUT);
+Timer.set(1000 /* 1 sec */, true /* repeat */, function() {
+  let value = GPIO.toggle(led);
+  print(value ? 'Tick' : 'Tock', 'uptime:', Sys.uptime(), getInfo());
+}, null);
+
+// Publish to MQTT topic on a button press. Button is wired to GPIO pin 0
+GPIO.set_button_handler(0, GPIO.PULL_UP, GPIO.INT_EDGE_NEG, 200, function() {
+  let topic = '/devices/' + Cfg.get('device.id') + '/events';
+  let message = getInfo();
+  let ok = MQTT.pub(topic, message, 1);
+  print('Published:', ok ? 'yes' : 'no', 'topic:', topic, 'message:', message);
+}, null);
+
+function initNeopixel() {
+  let pin = 2, numPixels = 20, colorOrder = NeoPixel.GRB;
+  let strip = NeoPixel.create(pin, numPixels, colorOrder);
+  strip.setPixel(0 / pixel /, 12, 34, 56);
+  strip.show();
+
+  strip.clear();
+  strip.setPixel(1 / pixel /, 12, 34, 56);
+  strip.show();
+}
+
+initNeopixel();
+