single repo

pico-ssd1306/examples/multiple_displays/CMakeLists.txt

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+cmake_minimum_required(VERSION 3.13)
+
+include(pico_sdk_import.cmake)
+
+project(multiple_displays)
+
+pico_sdk_init()
+
+add_subdirectory(pico-ssd1306)
+
+add_executable(multiple_displays
+        main.cpp)
+
+target_link_libraries(multiple_displays
+        hardware_i2c
+        pico_ssd1306)
+
+
+pico_add_extra_outputs(multiple_displays)

pico-ssd1306/examples/multiple_displays/main.cpp

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+#include "pico/stdlib.h"
+#include "pico-ssd1306/ssd1306.h"
+#include "pico-ssd1306/textRenderer/TextRenderer.h"
+#include "hardware/i2c.h"
+
+// Use the namespace for convenience
+using namespace pico_ssd1306;
+
+int main() {
+    // Init i2c0 controller
+    i2c_init(i2c0, 1000000);
+    // Set up pins 12 and 13
+    gpio_set_function(12, GPIO_FUNC_I2C);
+    gpio_set_function(13, GPIO_FUNC_I2C);
+    gpio_pull_up(12);
+    gpio_pull_up(13);
+
+    // If you don't do anything before initializing a display pi pico is too fast and starts sending
+    // commands before the screen controller had time to set itself up, so we add an artificial delay for
+    // ssd1306 to set itself up
+    sleep_ms(250);
+
+    // Create a new display object at address 0x3C and size of 128x32
+    SSD1306 display1 = SSD1306(i2c0, 0x3C, Size::W128xH32);
+
+    // Create a new display object at address 0x3D and size of 128x64
+    SSD1306 display2 = SSD1306(i2c0, 0x3D, Size::W128xH64);
+
+    // Here we rotate the display by 180 degrees, so that it's not upside down from my perspective
+    // If your screen is upside down try setting it to 1 or 0
+    display1.setOrientation(0);
+    display2.setOrientation(0);
+
+    // Draw text on display 1
+    drawText(&display1, font_16x32, "Disp 1", 0, 0);
+
+    // Draw text on display 2
+    drawText(&display2, font_16x32, "Disp 2", 0, 0);
+
+    // Send buffer to the displays
+    display1.sendBuffer();
+    display2.sendBuffer();
+
+}

pico-ssd1306/examples/multiple_displays/readme.md

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+# This examples produces such a result
+
+![output](output1.jpg)