56 lines
1.6 KiB
C++
56 lines
1.6 KiB
C++
#include <FastLED.h>
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// How many leds in your strip?
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#define NUM_LEDS 38
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// For led chips like WS2812, which have a data line, ground, and power, you just
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// need to define DATA_PIN. For led chipsets that are SPI based (four wires - data, clock,
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// ground, and power), like the LPD8806 define both DATA_PIN and CLOCK_PIN
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// Clock pin only needed for SPI based chipsets when not using hardware SPI
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#define DATA_PIN 26
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// Define the array of leds
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CRGB leds[NUM_LEDS];
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unsigned long data_in = 0;
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unsigned long data_off= 50;
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int NUM = 10;
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unsigned long time_on = millis();
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unsigned long time_off = millis();
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void setup() {
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Serial.begin(115200);
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FastLED.addLeds<NEOPIXEL, DATA_PIN>(leds, NUM_LEDS); // GRB ordering is assumed
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delay(1000); // give me time to bring up serial monitor
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Serial.println("ESP32 Touch Test");
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for(int i=0; i<NUM; i++) data_in+=touchRead(4);
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data_in = data_in/NUM;
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data_off = data_in;
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data_in = 0;
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}
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void loop() {
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for(int i=0; i<NUM; i++) data_in+=touchRead(4);
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data_in = data_in/NUM;
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if (data_in<data_off-1)
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{
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time_off = millis();
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if((millis()-time_on)>=100)
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{
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for(int i=0; i<NUM_LEDS; i++) leds[i] = CRGB::White;
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time_on = millis();
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}
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}
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else
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{
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time_on = millis();
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if((millis()-time_off)>=100)
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{
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for(int i=0; i<NUM_LEDS; i++) leds[i] = CRGB::Black;
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time_off = millis();
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}
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}
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FastLED.show();
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Serial.println(data_in); // get value of Touch 0 pin = GPIO 4
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data_in = 0;
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}
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