31 lines
655 B
C++
31 lines
655 B
C++
#include <Arduino.h>
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#include <SPI.h> //for screen
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#include <U8g2lib.h> //for screen
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#include <stdlib.h>
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#define ADC_PIN 26
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int adcVal = 0;
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float xLocation = 0;
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//screen setup
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U8G2_SH1106_128X64_NONAME_F_4W_HW_SPI u8g2(U8G2_R2, 17, 20, 21);
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//uint8_t *buf;
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char outString[99];
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void setup() {
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//setup screen
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u8g2.begin();
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u8g2.setFont(u8g2_font_ncenB14_tr);
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//setup ADC
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analogReadResolution(10);
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digitalWriteFast(23, 1);
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}
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void loop() {
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adcVal = analogRead(ADC_PIN);
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xLocation = (((float)adcVal/1024)*100);
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u8g2.clearBuffer();
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sprintf(outString, "helloworld");
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u8g2.drawStr(xLocation, 35, outString);
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u8g2.sendBuffer();
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}
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