51 lines
1.5 KiB
C++
51 lines
1.5 KiB
C++
#include "pico/stdlib.h"
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#include "pico-ssd1306/ssd1306.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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// variable to count on witch frame we are on
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uint32_t frame_counter = 0;
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// Infinite animation loop
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while (1){
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// Draw pixels spaced 8 px apart, one px lower every frame
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for (uint8_t pass1 = 0; pass1 < 15; pass1 ++){
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display.setPixel(pass1 * 8, frame_counter % 63);
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}
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// Send buffer to display
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display.sendBuffer();
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// Show the frame for 100ms
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sleep_ms(100);
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// Clear the buffer
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display.clear();
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// Increment frame counter
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frame_counter ++;
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}
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}
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