ESP32+ILI9341 パラレル通信描画
以下のブログを参考に
以下のコードを動かす
#include <WiFi.h> #include "SPI.h" #include "TFT_eSPI.h" TFT_eSPI tft = TFT_eSPI(); // Invoke custom library void setup() { tft.init(); tft.setRotation(1); Serial.begin(115200); delay(100); tft.fillScreen(TFT_RED); } static uint32_t c = 0; void loop() { static int s = 0; static unsigned long old_time; old_time = millis(); int box = 32; // put your main code here, to run repeatedly: tft.setRotation(1); int x, y; for(int j = 0;j < 64;j++) { x = random(0, 320); y = random(0, 240); tft.fillRect(x, y, box, box, c); tft.drawRect(x, y, box, box, ~c); c++; } Serial.print((float)1/(millis()-old_time)*1000); Serial.println(" fps"); }