Public Access
63 lines
1.7 KiB
C++
63 lines
1.7 KiB
C++
 
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// Test sketch: bring up the EL512.256-H and draw a test pattern with Adafruit GFX.
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#include <Arduino.h>
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#include <EL512.h>
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#include "pins.h"
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static EL512Panel panel({
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el512pins::VCLK,
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el512pins::VID,
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el512pins::TVID,
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el512pins::HS,
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el512pins::VS,
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el512pins::ENABLE,
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el512pins::LOWPWR_N,
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});
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static EL512_GFX display(panel);
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static void drawTestPattern() {
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display.fillScreen(0);
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display.drawRect(0, 0, display.width(), display.height(), 1);
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display.drawLine(0, 0, display.width() - 1, display.height() - 1, 1);
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display.drawLine(display.width() - 1, 0, 0, display.height() - 1, 1);
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// Checkerboard strip to check VID/TVID column ordering.
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for (int16_t y = 8; y < 24; y++)
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for (int16_t x = 8; x < 136; x++)
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if ((x ^ y) & 1) display.drawPixel(x, y, 1);
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display.fillCircle(display.width() / 2, display.height() / 2, 40, 1);
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display.setTextColor(1);
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display.setTextSize(2);
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display.setCursor(8, 32);
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display.print("EL512.256-H");
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display.setTextSize(1);
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display.setCursor(8, 56);
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display.printf("%ux%u %.1f Hz", EL512Panel::WIDTH, EL512Panel::HEIGHT,
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EL512Panel::refreshHz());
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display.display();
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}
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void setup() {
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Serial.begin(115200);
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Serial.println("EL512.256-H test");
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if (!display.begin()) {
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Serial.println("panel init failed (out of DMA memory?)");
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while (true) delay(1000);
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}
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drawTestPattern();
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Serial.printf("free heap: %u\n", ESP.getFreeHeap());
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}
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void loop() {
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static uint32_t last = 0;
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static uint32_t frames = 0;
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if (millis() - last >= 1000) {
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last = millis();
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display.fillRect(8, 72, 120, 8, 0);
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display.setCursor(8, 72);
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display.printf("uptime %lus", (unsigned long)frames++);
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display.display();
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}
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}
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