feat(wokwi-ili9341/lcd-uno): ILI9341 display test (uno)

Author: urish

.github/workflows/wokwi-test.yml

@@ -30,6 +30,9 @@ jobs:
           - name: dht22-stm32
             path: wokwi-dht22/dht22-stm32
             scenario: dht22.test.yaml
+          - name: ili9341-uno
+            path: wokwi-ili9341/lcd-uno
+            scenario: ili9341.test.yaml
           - name: microsd-card-esp32
             path: wokwi-microsd-card/sd-esp32
             scenario: sd.test.yaml

wokwi-ili9341/lcd-uno/diagram.json

@@ -0,0 +1,33 @@
+{
+  "version": 1,
+  "author": "Wokwi",
+  "editor": "wokwi",
+  "parts": [
+    {
+      "type": "wokwi-arduino-uno",
+      "id": "uno",
+      "top": 121.8,
+      "left": -123.4,
+      "rotate": 90,
+      "attrs": {}
+    },
+    {
+      "type": "wokwi-ili9341",
+      "id": "lcd1",
+      "top": 91.8,
+      "left": 260.9,
+      "rotate": 90,
+      "attrs": { "width": "240", "height": "320" }
+    }
+  ],
+  "connections": [
+    [ "uno:5V", "lcd1:VCC", "red", [ "h-28.7", "v-178.6", "h297.6", "v134.4" ] ],
+    [ "uno:GND.1", "lcd1:GND", "black", [ "h81.6", "v9.9" ] ],
+    [ "uno:13", "lcd1:SCK", "yellow", [ "h76.8", "v48.4", "h28.8" ] ],
+    [ "uno:11", "lcd1:MOSI", "green", [ "h57.6", "v19.8", "h48" ] ],
+    [ "uno:10", "lcd1:CS", "orange", [ "h38.4", "v-18.5" ] ],
+    [ "uno:9", "lcd1:D/C", "blue", [ "h38.4", "v-8.8", "h67.2" ] ],
+    [ "uno:8", "lcd1:RST", "purple", [ "h28.8", "v0.4", "h38.4", "v-28.8" ] ]
+  ],
+  "dependencies": {}
+}

wokwi-ili9341/lcd-uno/ili9341.test.yaml

@@ -0,0 +1,19 @@
+name: 'Arduino Uno ILI9341 Test'
+version: 1
+author: 'Test Author'
+
+steps:
+  - delay: 100ms
+  - wait-serial: 'ILI9341 Test!'
+  - delay: 100ms
+  - wait-serial: 'Display initialized'
+  - delay: 100ms
+  - wait-serial: 'Counter: 0'
+  - take-screenshot:
+      part-id: 'lcd1'
+      compare-with: 'screenshots/count-0.png'
+  - delay: 1000ms
+  - wait-serial: 'Counter: 1'
+  - take-screenshot:
+      part-id: 'lcd1'
+      compare-with: 'screenshots/count-1.png'

wokwi-ili9341/lcd-uno/platformio.ini

@@ -0,0 +1,8 @@
+[env:uno]
+platform = atmelavr
+board = uno
+framework = arduino
+lib_deps =
+    adafruit/Adafruit ILI9341@^1.5.12
+    adafruit/Adafruit GFX Library@^1.11.5
+    adafruit/Adafruit BusIO@^1.14.1 

wokwi-ili9341/lcd-uno/screenshots/count-0.png

@@ -0,0 +1,52 @@
+#include <SPI.h>
+#include <Adafruit_GFX.h>
+#include <Adafruit_ILI9341.h>
+
+#define TFT_CS 10
+#define TFT_DC 9
+#define TFT_RST 8
+
+Adafruit_ILI9341 tft = Adafruit_ILI9341(TFT_CS, TFT_DC, TFT_RST);
+
+void setup() {
+  Serial.begin(115200);
+  Serial.println("ILI9341 Test!");
+
+  tft.begin();
+  tft.setRotation(1);  // Landscape mode
+  tft.fillScreen(ILI9341_BLACK);
+  
+  // Draw some text
+  tft.setCursor(0, 0);
+  tft.setTextColor(ILI9341_WHITE);
+  tft.setTextSize(2);
+  tft.println("ILI9341 Test");
+  tft.println("Hello World!");
+  
+  // Draw a rectangle
+  tft.fillRect(50, 100, 140, 40, ILI9341_RED);
+  tft.setCursor(60, 110);
+  tft.setTextColor(ILI9341_WHITE);
+  tft.setTextSize(2);
+  tft.println("Button");
+  
+  Serial.println("Display initialized");
+}
+
+void loop() {
+  static int counter = 0;
+  
+  // Update counter display
+  tft.fillRect(50, 150, 140, 40, ILI9341_BLUE);
+  tft.setCursor(60, 160);
+  tft.setTextColor(ILI9341_WHITE);
+  tft.setTextSize(2);
+  tft.print("Count: ");
+  tft.println(counter);
+  
+  Serial.print("Counter: ");
+  Serial.println(counter);
+  
+  counter++;
+  delay(1000);
+} 

wokwi-ili9341/lcd-uno/screenshots/count-1.png

@@ -0,0 +1,4 @@
+[wokwi]
+version = 1
+firmware = '.pio/build/uno/firmware.elf'
+elf = '.pio/build/uno/firmware.elf'