#include <SPI.h>
#include <SD.h>
#include <Adafruit_GFX.h>
#include <Adafruit_PCD8544.h>
#define CONTRAST 55
Adafruit_PCD8544 display = Adafruit_PCD8544(7,6,5,-1,-1);
const int chipSelect = 17;
void setup() {
pinMode(17, OUTPUT);
if (!SD.begin(chipSelect)) return;
File dataFile = SD.open("datalog.txt");
if (dataFile) {
while (dataFile.available()) {
display.print((char)dataFile.read());
}
dataFile.close();
}
display.begin();
display.setContrast(CONTRAST);
}
void loop() {}
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