66 lines
2.1 KiB
C++
66 lines
2.1 KiB
C++
#include "pico/stdlib.h"
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#include "pico-ssd1306/ssd1306.h"
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#include "pico-ssd1306/shapeRenderer/ShapeRenderer.h"
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#include "hardware/i2c.h"
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#pragma ide diagnostic ignored "EndlessLoop"
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// Use the namespace for convenience
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using namespace pico_ssd1306;
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int main() {
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// Init i2c0 controller
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i2c_init(i2c0, 1000000);
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// Set up pins 12 and 13
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gpio_set_function(12, GPIO_FUNC_I2C);
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gpio_set_function(13, GPIO_FUNC_I2C);
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gpio_pull_up(12);
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gpio_pull_up(13);
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// If you don't do anything before initializing a display pi pico is too fast and starts sending
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// commands before the screen controller had time to set itself up, so we add an artificial delay for
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// ssd1306 to set itself up
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sleep_ms(250);
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// Create a new display object at address 0x3D and size of 128x64
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SSD1306 display = SSD1306(i2c0, 0x3D, Size::W128xH64);
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// Here we rotate the display by 180 degrees, so that it's not upside down from my perspective
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// If your screen is upside down try setting it to 1 or 0
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display.setOrientation(0);
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// Fill left half of the screen
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fillRect(&display, 0, 0, 63,63);
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// Create a variable storing a bitmap image
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unsigned char image[] = {
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0b00000001, 0b10000000,
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0b00000001, 0b10000000,
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0b00000011, 0b11000000,
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0b00000010, 0b01000000,
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0b00000110, 0b11100000,
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0b00001100, 0b00110000,
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0b00111001, 0b00011100,
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0b11101000, 0b01000111,
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0b11100010, 0b00000111,
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0b00111000, 0b01011100,
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0b00001100, 0b10110000,
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0b00000110, 0b01100000,
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0b00000011, 0b01000000,
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0b00000011, 0b11000000,
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0b00000001, 0b10000000,
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0b00000001, 0b10000000
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};
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// To see this example at work play with WriteMode
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// Add will turn pixels on regardless of their state
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// Subtract will turn pixels off regardless of their state
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// Invert will swap state of selected pixels
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display.addBitmapImage(63-8, 31-8, 16, 16, image, WriteMode::INVERT);
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// Send buffer to the display
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display.sendBuffer();
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}
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