Add examples

Author: karlsoderby

.DS_Store

@@ -1,3 +1,3 @@
-# Arduino_GigaDisplayRGB
+# Arduino_GigaDisplay
 
 Minimal library for controlling the built-in RGB on the GIGA Display Shield via the IS31FL3197 driver (I2C).

README.md

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+/*
+  ArduinoLogoDrawing
+
+  created 17 Apr 2023
+  by Leonardo Cavagnis
+
+  Note: This example is also embedded in the Mbed Core:
+  https://github.com/arduino/ArduinoCore-mbed/blob/main/libraries/Arduino_H7_Video/
+*/
+
+#include "Arduino_H7_Video.h"
+#include "ArduinoGraphics.h"
+
+Arduino_H7_Video Display(800, 480, GigaDisplayShield);
+//Arduino_H7_Video Display(1024, 768, USBCVideo);
+
+void setup() {
+  Display.begin();
+  
+  Display.beginDraw();
+  Display.background(255, 255, 255);
+  Display.clear();
+  Display.fill(0x008184);
+  Display.circle(Display.width()/2, Display.height()/2, 300);
+  Display.stroke(255, 255, 255);
+  Display.noFill();
+  for (int i=0; i<30; i++) {
+    Display.circle((Display.width()/2)-55+5, Display.height()/2, 110-i);
+    Display.circle((Display.width()/2)+55-5, Display.height()/2, 110-i);
+  }
+  Display.fill(255, 255, 255);
+  Display.rect((Display.width()/2)-55-16+5, (Display.height()/2)-5, 32, 10);
+  Display.fill(255, 255, 255);
+  Display.rect((Display.width()/2)+55-16-5, (Display.height()/2)-5, 32, 10);
+  Display.fill(255, 255, 255);
+  Display.rect((Display.width()/2)+55-5-5, (Display.height()/2)-16, 10, 32);
+  Display.endDraw();
+}
+
+void loop() { }

examples/basic/ArduinoLogoDrawing/ArduinoLogoDrawing

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+/*
+  Simple Text
+
+  This example initializes the 800x480 display on the 
+  GIGA Display Shield, and writes "Hello World" at
+  specific coordinates.
+
+  The circuit:
+  - GIGA R1 WiFi
+  - GIGA Display Shield
+
+  Created 4 sept 2023
+  by Karl Söderby
+
+  This example code is in the public domain.
+*/
+
+#include "Arduino_H7_Video.h"
+#include "ArduinoGraphics.h"
+
+Arduino_H7_Video Display(800, 480, GigaDisplayShield);
+
+void setup() {
+  Display.begin();
+  Display.clear();
+  Display.beginDraw();
+  Display.textFont(Font_5x7);
+  Display.stroke(255, 255, 255);
+  Display.text("Hello world!", 50, 50);
+  Display.endDraw();
+}
+
+void loop() {}

examples/basic/SimpleText/SimpleText.ino

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+
+#include "arducam_dvp.h"
+#include "Arduino_H7_Video.h"
+#include "dsi.h"
+#include "SDRAM.h"
+
+// This example only works with Greyscale cameras (due to the palette + resize&rotate algo)
+#define ARDUCAM_CAMERA_HM01B0
+
+#ifdef ARDUCAM_CAMERA_HM01B0
+#include "Himax_HM01B0/himax.h"
+HM01B0 himax;
+Camera cam(himax);
+#define IMAGE_MODE CAMERA_GRAYSCALE
+#elif defined(ARDUCAM_CAMERA_HM0360)
+#include "Himax_HM0360/hm0360.h"
+HM0360 himax;
+Camera cam(himax);
+#define IMAGE_MODE CAMERA_GRAYSCALE
+#elif defined(ARDUCAM_CAMERA_OV767X)
+#include "OV7670/ov767x.h"
+// OV7670 ov767x;
+OV7675 ov767x;
+Camera cam(ov767x);
+#define IMAGE_MODE CAMERA_RGB565
+#error "Unsupported camera (at the moment :) )"
+#elif defined(ARDUCAM_CAMERA_GC2145)
+#include "GC2145/gc2145.h"
+GC2145 galaxyCore;
+Camera cam(galaxyCore);
+#define IMAGE_MODE CAMERA_RGB565
+#error "Unsupported camera (at the moment :) )"
+#endif
+
+// The buffer used to capture the frame
+FrameBuffer fb;
+// The buffer used to rotate and resize the frame
+FrameBuffer outfb;
+// The buffer used to rotate and resize the frame
+Arduino_H7_Video Display(800, 480, GigaDisplayShield);
+
+void blinkLED(uint32_t count = 0xFFFFFFFF)
+{
+  pinMode(LED_BUILTIN, OUTPUT);
+  while (count--) {
+    digitalWrite(LED_BUILTIN, LOW);  // turn the LED on (HIGH is the voltage level)
+    delay(50);                       // wait for a second
+    digitalWrite(LED_BUILTIN, HIGH); // turn the LED off by making the voltage LOW
+    delay(50);                       // wait for a second
+  }
+}
+
+uint32_t palette[256];
+
+void setup() {
+  // Init the cam QVGA, 30FPS
+  if (!cam.begin(CAMERA_R320x240, IMAGE_MODE, 30)) {
+    blinkLED();
+  }
+
+  // Setup the palette to convert 8 bit greyscale to 32bit greyscale
+  for (int i = 0; i < 256; i++) {
+    palette[i] = 0xFF000000 | (i << 16) | (i << 8) | i;
+  }
+
+  Display.begin();
+  dsi_configueCLUT((uint32_t*)palette);
+
+  outfb.setBuffer((uint8_t*)SDRAM.malloc(1024*1024));
+
+  // clear the display (gives a nice black background)
+  dsi_lcdClear(0);
+  dsi_drawCurrentFrameBuffer();
+  dsi_lcdClear(0);
+  dsi_drawCurrentFrameBuffer();
+}
+
+void loop() {
+
+  // Grab frame and write to another framebuffer
+  if (cam.grabFrame(fb, 3000) == 0) {
+
+    // double the resolution and transpose (rotate by 90 degrees) in the same step
+    // this only works if the camera feed is 320x240 and the area where we want to display is 640x480
+    for (int i = 0; i < 320; i++) {
+      for (int j = 0; j < 240; j++) {
+        ((uint8_t*)outfb.getBuffer())[j * 2 + (i * 2) * 480] = ((uint8_t*)fb.getBuffer())[i + j * 320];
+        ((uint8_t*)outfb.getBuffer())[j * 2 + (i * 2) * 480 + 1] = ((uint8_t*)fb.getBuffer())[i + j * 320];
+        ((uint8_t*)outfb.getBuffer())[j * 2 + (i * 2 + 1) * 480] = ((uint8_t*)fb.getBuffer())[i + j * 320];
+        ((uint8_t*)outfb.getBuffer())[j * 2 + (i * 2 + 1) * 480 + 1] = ((uint8_t*)fb.getBuffer())[i + j * 320];
+      }
+    }
+    dsi_lcdDrawImage((void*)outfb.getBuffer(), (void*)dsi_getCurrentFrameBuffer(), 480, 640, DMA2D_INPUT_L8);
+    dsi_drawCurrentFrameBuffer();
+  } else {
+    blinkLED(20);
+  }
+}

examples/camera/display_camera/display_camera.ino

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+/*
+  Arduino BMI270 - Simple Accelerometer
+
+  This example reads the acceleration values from the BMI270
+  sensor and continuously prints them to the Serial Monitor
+  or Serial Plotter.
+
+  The circuit:
+  - GIGA R1 WiFi
+  - GIGA Display Shield
+
+  created 10 Jul 2019
+  by Riccardo Rizzo
+
+  modified 4 sept 2023
+  by Karl Söderby
+
+  Note: this example originates from the following library:
+  https://github.com/arduino-libraries/Arduino_BMI270_BMM150
+
+  This example code is in the public domain.
+*/
+
+#include "Arduino_BMI270_BMM150.h"
+BoschSensorClass imu(Wire1);
+
+void setup() {
+  Serial.begin(9600);
+  while (!Serial);
+  Serial.println("Started");
+
+  if (!imu.begin()) {
+    Serial.println("Failed to initialize imu!");
+    while (1);
+  }
+
+  Serial.print("Accelerometer sample rate = ");
+  Serial.print(imu.accelerationSampleRate());
+  Serial.println(" Hz");
+  Serial.println();
+  Serial.println("Acceleration in G's");
+  Serial.println("X\tY\tZ");
+}
+
+void loop() {
+  float x, y, z;
+
+  if (imu.accelerationAvailable()) {
+    imu.readAcceleration(x, y, z);
+
+    Serial.print(x);
+    Serial.print('\t');
+    Serial.print(y);
+    Serial.print('\t');
+    Serial.println(z);
+  }
+}

examples/imu/accelerometer/accelerometer.ino

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+/*
+  Arduino BMI270 - Simple Gyroscope
+
+  This example reads the gyroscope values from the BMI270
+  sensor and continuously prints them to the Serial Monitor
+  or Serial Plotter.
+
+  The circuit:
+  - GIGA R1 WiFi
+  - GIGA Display Shield
+
+  created 10 Jul 2019
+  by Riccardo Rizzo
+
+  modified 4 sept 2023
+  by Karl Söderby
+
+  Note: this example originates from the following library:
+  https://github.com/arduino-libraries/Arduino_BMI270_BMM150
+
+  This example code is in the public domain.
+*/
+
+#include "Arduino_BMI270_BMM150.h"
+BoschSensorClass imu(Wire1);
+
+void setup() {
+  Serial.begin(9600);
+  while (!Serial);
+  Serial.println("Started");
+
+  if (!imu.begin()) {
+    Serial.println("Failed to initialize imu!");
+    while (1);
+  }
+  Serial.print("Gyroscope sample rate = ");
+  Serial.print(imu.gyroscopeSampleRate());
+  Serial.println(" Hz");
+  Serial.println();
+  Serial.println("Gyroscope in degrees/second");
+  Serial.println("X\tY\tZ");
+}
+
+void loop() {
+  float x, y, z;
+
+  if (imu.gyroscopeAvailable()) {
+    imu.readGyroscope(x, y, z);
+
+    Serial.print(x);
+    Serial.print('\t');
+    Serial.print(y);
+    Serial.print('\t');
+    Serial.println(z);
+  }
+}

examples/imu/gyroscope/gyroscope.ino

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+#include "Arduino_H7_Video.h"
+#include "Arduino_GigaDisplayTouch.h"
+
+#include "lvgl.h"
+
+Arduino_H7_Video          Display(800, 480, GigaDisplayShield); /* Arduino_H7_Video Display(1024, 768, USBCVideo); */
+Arduino_GigaDisplayTouch  TouchDetector;
+
+static void set_slider_val(void * bar, int32_t val) {
+  lv_bar_set_value((lv_obj_t *)bar, val, LV_ANIM_ON);
+}
+
+void setup() {
+  Display.begin();
+  TouchDetector.begin();
+
+  lv_obj_t * screen = lv_obj_create(lv_scr_act());
+  lv_obj_set_size(screen, Display.width(), Display.height());
+
+  static lv_coord_t col_dsc[] = { 500, LV_GRID_TEMPLATE_LAST};
+  static lv_coord_t row_dsc[] = { 400, LV_GRID_TEMPLATE_LAST};
+
+  lv_obj_t * grid = lv_obj_create(lv_scr_act());
+
+  lv_obj_set_grid_dsc_array(grid, col_dsc, row_dsc);
+
+  lv_obj_set_size(grid, Display.width(), Display.height());
+
+  lv_obj_center(grid);
+
+  lv_obj_t * label;
+  lv_obj_t * obj;
+
+  obj = lv_obj_create(grid);
+  lv_obj_set_grid_cell(obj, LV_GRID_ALIGN_STRETCH, 0, 1,
+                        LV_GRID_ALIGN_STRETCH, 0, 1);
+  lv_obj_set_flex_flow(obj, LV_FLEX_FLOW_COLUMN);
+
+  lv_obj_t * bar = lv_bar_create(obj);
+  lv_obj_set_size(bar, 200, 20);
+  lv_obj_center(bar);
+  lv_bar_set_value(bar, 70, LV_ANIM_OFF);
+
+  lv_anim_t a;
+  lv_anim_init(&a);
+  lv_anim_set_exec_cb(&a, set_slider_val);
+  lv_anim_set_time(&a, 3000);
+  lv_anim_set_playback_time(&a, 3000);
+  lv_anim_set_var(&a, bar);
+  lv_anim_set_values(&a, 0, 100);
+  lv_anim_set_repeat_count(&a, LV_ANIM_REPEAT_INFINITE);
+  lv_anim_start(&a);
+
+}
+
+void loop() {
+  lv_timer_handler();
+}