Added example

2026-07-27 20:05:50 +00:00 · 2011-01-06 17:10:31 -05:00
parent 5ca16922dc
commit aa0e5ff883
1 changed files with 207 additions and 0 deletions
@@ -0,0 +1,207 @@
+#define OLED_DC 11
+#define OLED_CS 12
+#define OLED_CLK 10
+#define OLED_MOSI 9
+#define OLED_RESET 13
+
+#include <SSD1306.h>
+
+SSD1306 oled(OLED_MOSI, OLED_CLK, OLED_DC, OLED_RESET, OLED_CS);
+
+#define NUMFLAKES 10
+#define XPOS 0
+#define YPOS 1
+#define DELTAY 2
+
+
+#define LOGO16_GLCD_HEIGHT 16 
+#define LOGO16_GLCD_WIDTH  16 
+static unsigned char __attribute__ ((progmem)) logo16_glcd_bmp[]={
+0x30, 0xf0, 0xf0, 0xf0, 0xf0, 0x30, 0xf8, 0xbe, 0x9f, 0xff, 0xf8, 0xc0, 0xc0, 0xc0, 0x80, 0x00, 
+0x20, 0x3c, 0x3f, 0x3f, 0x1f, 0x19, 0x1f, 0x7b, 0xfb, 0xfe, 0xfe, 0x07, 0x07, 0x07, 0x03, 0x00, };
+
+
+void setup()   {                
+  Serial.begin(9600);
+  
+  // If you want to provide external 7-9V VCC, uncomment next line and comment the one after
+  //oled.ssd1306_init(SSD1306_EXTERNALVCC);
+  
+  // by default, we'll generate the high voltage from the 3.3v line internally! (neat!)
+  oled.ssd1306_init(SSD1306_SWITCHCAPVCC);
+
+  // init done
+  
+  // this is the test command, turns on all the pixels
+  //SSD1306_command(SSD1306_DISPLAYALLON); 
+  // then you can clear the display
+  //oled.clear_display();
+  
+  oled.display(); // show splashscreen
+  delay(2000);
+  oled.clear();   // clears the screen and buffer
+
+  // draw a single pixel
+  oled.setpixel(10, 10, WHITE);
+  oled.display();
+  delay(2000);
+  oled.clear();
+
+  // draw many lines
+  testdrawline();
+  oled.display();
+  delay(2000);
+  oled.clear();
+
+  // draw rectangles
+  testdrawrect();
+  oled.display();
+  delay(2000);
+  oled.clear();
+
+  // draw multiple rectangles
+  testfillrect();
+  oled.display();
+  delay(2000);
+  oled.clear();
+
+  // draw mulitple circles
+  testdrawcircle();
+  oled.display();
+  delay(2000);
+  oled.clear();
+
+  // draw a white circle, 10 pixel radius, at location (32,32)
+  oled.fillcircle(32, 32, 10, WHITE);
+  oled.display();
+  delay(2000);
+  oled.clear();
+
+  // draw the first ~12 characters in the font
+  testdrawchar();
+  oled.display();
+  delay(2000);
+  oled.clear();
+
+  // draw a string at location (0,0)
+  oled.drawstring(0, 0, "Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation");
+  oled.display();
+  delay(2000);
+  oled.clear();
+
+  // miniature bitmap display
+  oled.drawbitmap(30, 30,  logo16_glcd_bmp, 16, 16, 1);
+  oled.display();
+
+  // invert the display
+  oled.ssd1306_command(SSD1306_INVERTDISPLAY);
+  delay(1000); 
+  oled.ssd1306_command(SSD1306_NORMALDISPLAY);
+  delay(1000); 
+
+  // draw a bitmap icon and 'animate' movement
+  testdrawbitmap(logo16_glcd_bmp, LOGO16_GLCD_HEIGHT, LOGO16_GLCD_WIDTH);
+}
+
+
+void loop()                     
+{
+  for (uint8_t i=0; i<128; i++) {
+    for (uint8_t j=0; j<64; j++) {
+      oled.setpixel(i, j, WHITE);
+      oled.display();
+    }
+  }
+  
+
+}
+
+
+void testdrawbitmap(const uint8_t *bitmap, uint8_t w, uint8_t h) {
+  uint8_t icons[NUMFLAKES][3];
+  srandom(666);     // whatever seed
+ 
+  // initialize
+  for (uint8_t f=0; f< NUMFLAKES; f++) {
+    icons[f][XPOS] = random() % 128;
+    icons[f][YPOS] = 0;
+    icons[f][DELTAY] = random() % 5 + 1;
+    
+    Serial.print("x: ");
+    Serial.print(icons[f][XPOS], DEC);
+    Serial.print(" y: ");
+    Serial.print(icons[f][YPOS], DEC);
+    Serial.print(" dy: ");
+    Serial.println(icons[f][DELTAY], DEC);
+  }
+
+  while (1) {
+    // draw each icon
+    for (uint8_t f=0; f< NUMFLAKES; f++) {
+      oled.drawbitmap(icons[f][XPOS], icons[f][YPOS], logo16_glcd_bmp, w, h, WHITE);
+    }
+    oled.display();
+    delay(200);
+    
+    // then erase it + move it
+    for (uint8_t f=0; f< NUMFLAKES; f++) {
+      oled.drawbitmap(icons[f][XPOS], icons[f][YPOS],  logo16_glcd_bmp, w, h, BLACK);
+      // move it
+      icons[f][YPOS] += icons[f][DELTAY];
+      // if its gone, reinit
+      if (icons[f][YPOS] > 64) {
+	icons[f][XPOS] = random() % 128;
+	icons[f][YPOS] = 0;
+	icons[f][DELTAY] = random() % 5 + 1;
+      }
+    }
+  }
+}
+
+
+void testdrawchar(void) {
+  for (uint8_t i=0; i < 168; i++) {
+    oled.drawchar((i % 21) * 6, i/21, i);
+  }    
+}
+
+void testdrawcircle(void) {
+  for (uint8_t i=0; i<64; i+=2) {
+    oled.drawcircle(63, 31, i, WHITE);
+  }
+}
+
+void testdrawrect(void) {
+  for (uint8_t i=0; i<64; i+=2) {
+    oled.drawrect(i, i, 128-i, 64-i, WHITE);
+  }
+}
+
+void testfillrect(void) {
+  for (uint8_t i=0; i<64; i++) {
+      // alternate colors for moire effect
+    oled.fillrect(i, i, 128-i, 64-i, i%2);
+  }
+}
+
+void testdrawline() {
+  for (uint8_t i=0; i<128; i+=4) {
+    oled.drawline(0, 0, i, 63, WHITE);
+    oled.display();
+  }
+  for (uint8_t i=0; i<64; i+=4) {
+    oled.drawline(0, 0, 127, i, WHITE);
+    oled.display();
+  }
+
+  delay(1000);
+
+  for (uint8_t i=0; i<128; i+=4) {
+    oled.drawline(i, 63, 0, 0, BLACK);
+    oled.display();
+  }
+  for (uint8_t i=0; i<64; i+=4) {
+    oled.drawline(127, i, 0, 0, BLACK);
+    oled.display();
+  }
+}