28 lines
785 B
C++
28 lines
785 B
C++
// Simple SPI test for Adafruit 128x32 oled.
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#include <SPI.h>
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#include "SSD1306Ascii.h"
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#include "SSD1306AsciiSpi.h"
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// pin definitions
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#define CS_PIN 7
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#define RST_PIN 8
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#define DC_PIN 9
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SSD1306AsciiSpi oled;
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//------------------------------------------------------------------------------
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void setup() {
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// Use next line if no RST_PIN or reset is not required.
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// oled.begin(&Adafruit128x32, CS_PIN, DC_PIN);
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oled.begin(&Adafruit128x32, CS_PIN, DC_PIN, RST_PIN);
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oled.setFont(Adafruit5x7);
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uint32_t m = micros();
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oled.clear();
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oled.println("Hello world!");
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oled.println("A long line may be truncated");
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oled.print("\nmicros: ");
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oled.print(micros() - m);
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}
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//------------------------------------------------------------------------------
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void loop() {} |