OLEDのビットマップ表示
まず使う変換ソフトも色々あるのだが、ものによってはうまくいかない。で使うのは、LCD-image-converter
まずなぜか角度が90度傾くので、ここで傾ける。
でOption>Conversionの設定は次の通り。Inverseにチェックすると白黒反転できる。
この設定も次の通り。
それでfileからconvertして使う。
コード
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| /************************************************************************** | |
| This is an example for our Monochrome OLEDs based on SSD1306 drivers | |
| Pick one up today in the adafruit shop! | |
| ------> http://www.adafruit.com/category/63_98 | |
| This example is for a 128x32 pixel display using I2C to communicate | |
| 3 pins are required to interface (two I2C and one reset). | |
| Adafruit invests time and resources providing this open | |
| source code, please support Adafruit and open-source | |
| hardware by purchasing products from Adafruit! | |
| Written by Limor Fried/Ladyada for Adafruit Industries, | |
| with contributions from the open source community. | |
| BSD license, check license.txt for more information | |
| All text above, and the splash screen below must be | |
| included in any redistribution. | |
| **************************************************************************/ | |
| #include <SPI.h> | |
| #include <Wire.h> | |
| #include <Adafruit_GFX.h> | |
| #include <Adafruit_SSD1306.h> | |
| #define SCREEN_WIDTH 128 // OLED display width, in pixels | |
| #define SCREEN_HEIGHT 64 // OLED display height, in pixels | |
| // Declaration for an SSD1306 display connected to I2C (SDA, SCL pins) | |
| #define OLED_RESET 4 // Reset pin # (or -1 if sharing Arduino reset pin) | |
| Adafruit_SSD1306 display(SCREEN_WIDTH, SCREEN_HEIGHT, &Wire, OLED_RESET); | |
| #define NUMFLAKES 10 // Number of snowflakes in the animation example | |
| #define imageWidth 128 | |
| #define imageHeight 64 | |
| static const unsigned char PROGMEM blackstar [] = { | |
| 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, | |
| 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, | |
| 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, | |
| 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, | |
| 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, | |
| 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xf3, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, | |
| 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xf3, 0xff, 0xff, 0x3f, 0xff, 0xe7, 0xff, | |
| 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xf3, 0xff, 0xff, 0x3f, 0x9f, 0xe7, 0xff, | |
| 0xff, 0xff, 0xff, 0xff, 0xdf, 0xff, 0xff, 0xff, 0xff, 0xf3, 0xff, 0xff, 0x3f, 0x9f, 0xe7, 0xff, | |
| 0xff, 0xff, 0xff, 0xe0, 0x00, 0x3f, 0xff, 0xff, 0x00, 0x00, 0x00, 0x3f, 0x3f, 0x9f, 0xe7, 0xff, | |
| 0xff, 0xff, 0xff, 0x00, 0x00, 0x07, 0xff, 0xff, 0x00, 0x00, 0x00, 0x3f, 0x3f, 0x9f, 0xe7, 0xff, | |
| 0xff, 0xff, 0xfc, 0x00, 0x00, 0x01, 0xff, 0xff, 0xff, 0xf3, 0xff, 0xff, 0x3f, 0x9f, 0xe7, 0xff, | |
| 0xff, 0xff, 0xf0, 0x0f, 0xff, 0x80, 0x7f, 0xff, 0xff, 0xf3, 0xff, 0xff, 0x3f, 0x9f, 0xe7, 0xff, | |
| 0xff, 0xff, 0xc0, 0x7f, 0xff, 0xf0, 0x1f, 0xff, 0xff, 0xf3, 0xff, 0xff, 0x3f, 0x9f, 0xe7, 0xff, | |
| 0xff, 0xff, 0x81, 0xff, 0xff, 0xfc, 0x0f, 0xff, 0xff, 0xf3, 0xff, 0xff, 0x3f, 0x9f, 0xe7, 0xff, | |
| 0xff, 0xff, 0x07, 0xff, 0xff, 0xff, 0x07, 0xff, 0xff, 0xf3, 0xff, 0xff, 0x3f, 0x9f, 0xe7, 0xff, | |
| 0xff, 0xfe, 0x0f, 0xff, 0xff, 0xff, 0x81, 0xff, 0xff, 0xf3, 0xff, 0xff, 0x3f, 0x9f, 0xe7, 0xff, | |
| 0xff, 0xfc, 0x1f, 0xff, 0xff, 0xff, 0xe0, 0xff, 0xe0, 0x00, 0x01, 0xff, 0x3f, 0x9f, 0xe7, 0xff, | |
| 0xff, 0xf8, 0x7f, 0xff, 0xff, 0xff, 0xf0, 0xff, 0xe0, 0x00, 0x01, 0xff, 0x3f, 0x9f, 0xe7, 0xff, | |
| 0xff, 0xf0, 0xff, 0xff, 0xff, 0xff, 0xf8, 0x7f, 0xe7, 0xff, 0xf9, 0xff, 0x3f, 0x9f, 0xe7, 0xff, | |
| 0xff, 0xe1, 0xff, 0xff, 0xff, 0xff, 0xfc, 0x3f, 0xe7, 0xff, 0xf9, 0xff, 0x3f, 0x9f, 0xe7, 0xff, | |
| 0xff, 0xc1, 0xff, 0xff, 0xff, 0xff, 0xfe, 0x1f, 0xe7, 0xff, 0xf9, 0xff, 0x3f, 0x9f, 0xe7, 0xff, | |
| 0xff, 0xc3, 0xff, 0xff, 0xff, 0xff, 0xfe, 0x1f, 0xe7, 0xff, 0xf9, 0xfe, 0x3f, 0x9f, 0xe7, 0xff, | |
| 0xff, 0x87, 0xff, 0xff, 0xff, 0xff, 0xff, 0x0f, 0xe7, 0xff, 0xf9, 0xfe, 0x7f, 0x9f, 0xe7, 0xff, | |
| 0xff, 0x83, 0xff, 0xff, 0xff, 0xff, 0xfc, 0x0f, 0xe7, 0xff, 0xf9, 0xfe, 0x7f, 0x9f, 0xe7, 0xff, | |
| 0xff, 0x81, 0xff, 0xff, 0xff, 0xff, 0xf8, 0x1f, 0xe7, 0xff, 0xf9, 0xfe, 0x7f, 0x9f, 0xe7, 0xff, | |
| 0xff, 0xc0, 0x7f, 0xff, 0xff, 0xff, 0xe0, 0x7f, 0xe7, 0xff, 0xf9, 0xfc, 0xff, 0x9f, 0xe7, 0xff, | |
| 0xff, 0xf0, 0x3f, 0xff, 0xff, 0xff, 0xc0, 0xff, 0xe0, 0x00, 0x01, 0xfc, 0xff, 0x9f, 0xe7, 0xff, | |
| 0xff, 0xfc, 0x0f, 0xff, 0xff, 0xff, 0x03, 0xff, 0xe0, 0x00, 0x01, 0xf9, 0xff, 0xff, 0xe7, 0xff, | |
| 0xff, 0xfe, 0x03, 0xff, 0xff, 0xfe, 0x07, 0xff, 0xe7, 0xff, 0xf9, 0xf1, 0xff, 0xff, 0xe7, 0xff, | |
| 0xff, 0xff, 0x81, 0xff, 0xff, 0xf8, 0x1f, 0xff, 0xe7, 0xff, 0xf9, 0xfb, 0xff, 0xff, 0xff, 0xff, | |
| 0xff, 0xff, 0xc0, 0x7f, 0xff, 0xf0, 0x3f, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, | |
| 0xff, 0xff, 0xf0, 0x3f, 0xff, 0xc0, 0x7f, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, | |
| 0xff, 0xff, 0xe0, 0x0f, 0xff, 0x80, 0x3f, 0xff, 0xff, 0xe3, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, | |
| 0xff, 0xff, 0xe2, 0x03, 0xfe, 0x02, 0x3f, 0xff, 0xff, 0xc0, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, | |
| 0xff, 0xff, 0xe3, 0x81, 0xfc, 0x0e, 0x3f, 0xff, 0xff, 0x8c, 0x7f, 0xf8, 0x00, 0x00, 0x03, 0xff, | |
| 0xff, 0xff, 0xc3, 0xc0, 0x70, 0x1e, 0x3f, 0xff, 0xff, 0x1e, 0x3f, 0xff, 0xff, 0x1f, 0xff, 0xff, | |
| 0xff, 0xff, 0xc7, 0xf0, 0x20, 0x7f, 0x3f, 0xff, 0xfc, 0x3f, 0x1f, 0xff, 0xff, 0x9f, 0xff, 0xff, | |
| 0xff, 0xff, 0xc7, 0xf8, 0x00, 0xff, 0x1f, 0xff, 0xf8, 0xff, 0x87, 0xff, 0xff, 0x9f, 0xff, 0xff, | |
| 0xff, 0xff, 0xc7, 0xfe, 0x03, 0xff, 0x1f, 0xff, 0xe1, 0xfb, 0xe3, 0xff, 0xff, 0x1f, 0xff, 0xff, | |
| 0xff, 0xff, 0xc7, 0xff, 0x87, 0xff, 0x1f, 0xff, 0xc7, 0xf3, 0xf0, 0xfd, 0xc0, 0x00, 0x77, 0xff, | |
| 0xff, 0xff, 0xc7, 0xff, 0xdf, 0xff, 0x3f, 0xff, 0x0f, 0xf3, 0xfc, 0x3c, 0xc7, 0x1e, 0x63, 0xff, | |
| 0xff, 0xff, 0xc3, 0xff, 0xff, 0xfe, 0x3f, 0xff, 0x3f, 0xf3, 0xfe, 0x3c, 0xcf, 0x9e, 0x63, 0xff, | |
| 0xff, 0xff, 0xe3, 0xff, 0xff, 0xfe, 0x3f, 0xff, 0x7f, 0xf3, 0xff, 0xfc, 0xcf, 0x9e, 0x63, 0xff, | |
| 0xff, 0xff, 0xe3, 0xff, 0xff, 0xfe, 0x3f, 0xff, 0xf3, 0xf3, 0xff, 0xfc, 0xcf, 0x9e, 0x63, 0xff, | |
| 0xff, 0xff, 0xe3, 0xff, 0xff, 0xfc, 0x3f, 0xff, 0xf3, 0xf3, 0xff, 0xfc, 0xc7, 0x1c, 0x63, 0xff, | |
| 0xff, 0xff, 0xf1, 0xff, 0xff, 0xfc, 0x7f, 0xff, 0xf3, 0xf1, 0xff, 0xfc, 0xc0, 0x00, 0x63, 0xff, | |
| 0xff, 0xff, 0xf0, 0xff, 0xff, 0xf8, 0x7f, 0xff, 0xf3, 0xf0, 0x00, 0xfc, 0xcf, 0x1e, 0x63, 0xff, | |
| 0xff, 0xff, 0xf0, 0xff, 0xff, 0xf0, 0xff, 0xff, 0xf3, 0xf0, 0x00, 0xfc, 0xcf, 0x9e, 0x63, 0xff, | |
| 0xff, 0xff, 0xf8, 0x7f, 0xff, 0xf0, 0xff, 0xff, 0xf3, 0xf3, 0xff, 0xfc, 0xcf, 0x9e, 0x63, 0xff, | |
| 0xff, 0xff, 0xfc, 0x3f, 0xff, 0xc1, 0xff, 0xff, 0xf3, 0xf3, 0xff, 0xfc, 0xcf, 0x9e, 0x63, 0xff, | |
| 0xff, 0xff, 0xfc, 0x0f, 0xff, 0x83, 0xff, 0xff, 0xf3, 0xf3, 0xff, 0xfc, 0xc7, 0x1e, 0x63, 0xff, | |
| 0xff, 0xff, 0xff, 0x03, 0xfe, 0x07, 0xff, 0xff, 0xf3, 0xf3, 0xff, 0xfc, 0xc0, 0x00, 0x63, 0xff, | |
| 0xff, 0xff, 0xff, 0x80, 0x20, 0x0f, 0xff, 0xff, 0xf3, 0xf3, 0xff, 0xfc, 0xff, 0xff, 0xe3, 0xff, | |
| 0xff, 0xff, 0xff, 0xc0, 0x00, 0x1f, 0xff, 0xff, 0xf3, 0xf3, 0xff, 0xfc, 0xff, 0xff, 0xe3, 0xff, | |
| 0xff, 0xff, 0xff, 0xf0, 0x00, 0x7f, 0xff, 0xff, 0xf3, 0xf3, 0xff, 0xfc, 0xff, 0xff, 0xe3, 0xff, | |
| 0xff, 0xff, 0xff, 0xff, 0x07, 0xff, 0xff, 0xff, 0xf3, 0xf1, 0xff, 0xfc, 0x00, 0x00, 0x03, 0xff, | |
| 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x00, 0x00, 0x00, 0x3c, 0x00, 0x00, 0x03, 0xff, | |
| 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x00, 0x00, 0x00, 0x3c, 0xff, 0xff, 0xe3, 0xff, | |
| 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, | |
| 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, | |
| 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, | |
| 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, | |
| 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff | |
| }; | |
| void setup() { | |
| Serial.begin(9600); | |
| if(!display.begin(SSD1306_SWITCHCAPVCC, 0x3C)) { | |
| Serial.println(F("SSD1306 allocation failed")); | |
| for(;;); // Don't proceed, loop forever | |
| } | |
| /* Sample Code | |
| display.clearDisplay(); | |
| display.drawPixel(0, 63, WHITE);//0-127,0-63 | |
| display.display(); | |
| delay(1); | |
| */ | |
| pinMode(A0, INPUT_PULLUP); | |
| drawbitmap(); | |
| } | |
| int data,i; | |
| void loop() { | |
| display.clearDisplay(); | |
| for (i = 0; i <= 127; i++) { | |
| data = (map(analogRead(A0),0,1024,0,63)); | |
| display.drawPixel(i, data, WHITE); | |
| display.display(); | |
| delay(1); | |
| } | |
| } | |
| void drawbitmap(void) { | |
| display.clearDisplay(); | |
| display.drawBitmap(0,0, blackstar, imageWidth, imageHeight, 1); | |
| display.display(); | |
| delay(5000); | |
| } | |
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