33 lines
1.0 KiB
JavaScript
33 lines
1.0 KiB
JavaScript
load('api_config.js');
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load('api_gpio.js');
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load('api_mqtt.js');
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load('api_sys.js');
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load('api_rpc.js');
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load('api_timer.js');
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load("animateLights.js");
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// Helper C function get_led_gpio_pin() in src/main.c returns built-in LED GPIO
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let onBoardLed = ffi('int get_led_gpio_pin()')();
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let getInfo = function() {
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return JSON.stringify({total_ram: Sys.total_ram(), free_ram: Sys.free_ram()});
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};
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// Publish to MQTT topic on a button press. Button is wired to GPIO pin 0
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GPIO.set_button_handler(0, GPIO.PULL_UP, GPIO.INT_EDGE_NEG, 200, function() {
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let topic = '/devices/' + Cfg.get('device.id') + '/events';
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let message = getInfo();
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let ok = MQTT.pub(topic, message, 1);
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print('Published:', ok ? 'yes' : 'no', 'topic:', topic, 'message:', message);
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}, null);
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// Blink built-in LED every second
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GPIO.set_mode(onBoardLed, GPIO.MODE_OUTPUT);
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// Tick-Tock generation
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Timer.set(1000 /* 1 sec */, true /* repeat */, function() {
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let value = GPIO.toggle(onBoardLed);
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print(value ? 'Tick' : 'Tock', 'uptime:', Sys.uptime(), getInfo());
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}, null);
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