Implemented CrowPanel Basic 3.5" (#232)

2025-02-22 22:43:49 +01:00
parent b14887d5fb
commit 70d36131f6
14 changed files with 331 additions and 0 deletions
@@ -0,0 +1,46 @@
+#include "CrowPanelDisplay.h"
+#include "CrowPanelDisplayConstants.h"
+
+#include <Ili9488Display.h>
+#include <Xpt2046Touch.h>
+
+#include <PwmBacklight.h>
+
+std::shared_ptr<Xpt2046Touch> createTouch() {
+    auto configuration = std::make_unique<Xpt2046Touch::Configuration>(
+        CROWPANEL_LCD_SPI_HOST,
+        CROWPANEL_TOUCH_PIN_CS,
+        320,
+        480,
+        true,
+        true,
+        true
+    );
+
+    return std::make_shared<Xpt2046Touch>(std::move(configuration));
+}
+
+std::shared_ptr<tt::hal::display::DisplayDevice> createDisplay() {
+    auto touch = createTouch();
+
+    /**
+     * This display is mirrored on X, but that doesn't seem to work with the driver.
+     * Instead, we swap XY, which does work. That results in a landscape image.
+     */
+    auto configuration = std::make_unique<Ili9488Display::Configuration>(
+        CROWPANEL_LCD_SPI_HOST,
+        CROWPANEL_LCD_PIN_CS,
+        CROWPANEL_LCD_PIN_DC,
+        480,
+        320,
+        touch,
+        true,
+        false,
+        false
+    );
+
+    configuration->mirrorX = true;
+    configuration->backlightDutyFunction = driver::pwmbacklight::setBacklightDuty;
+
+    return std::make_shared<Ili9488Display>(std::move(configuration));
+}
@@ -0,0 +1,40 @@
+#pragma once
+
+#include "Tactility/hal/display/DisplayDevice.h"
+#include <esp_lcd_types.h>
+#include <lvgl.h>
+
+class CrowPanelDisplay : public tt::hal::display::DisplayDevice {
+
+private:
+
+    esp_lcd_panel_io_handle_t ioHandle = nullptr;
+    esp_lcd_panel_handle_t panelHandle = nullptr;
+    lv_display_t* displayHandle = nullptr;
+    bool poweredOn = false;
+
+public:
+
+    std::string getName() const final { return "ST7789"; }
+    std::string getDescription() const final { return "SPI display"; }
+
+    bool start() override;
+
+    bool stop() override;
+
+    void setPowerOn(bool turnOn) override;
+    bool isPoweredOn() const override { return poweredOn; };
+    bool supportsPowerControl() const override { return true; }
+
+    std::shared_ptr<tt::hal::touch::TouchDevice> _Nullable createTouch() override;
+
+    void setBacklightDuty(uint8_t backlightDuty) override;
+    bool supportsBacklightDuty() const override { return true; }
+
+    void setGammaCurve(uint8_t index) override;
+    uint8_t getGammaCurveCount() const override { return 4; };
+
+    lv_display_t* _Nullable getLvglDisplay() const override { return displayHandle; }
+};
+
+std::shared_ptr<tt::hal::display::DisplayDevice> createDisplay();
@@ -0,0 +1,9 @@
+#pragma once
+
+#define CROWPANEL_LCD_SPI_HOST SPI2_HOST
+#define CROWPANEL_LCD_PIN_CS GPIO_NUM_15
+#define CROWPANEL_TOUCH_PIN_CS GPIO_NUM_12
+#define CROWPANEL_LCD_PIN_DC GPIO_NUM_2 // RS
+#define CROWPANEL_LCD_HORIZONTAL_RESOLUTION 320
+#define CROWPANEL_LCD_VERTICAL_RESOLUTION 240
+#define CROWPANEL_LCD_SPI_TRANSFER_HEIGHT (CROWPANEL_LCD_VERTICAL_RESOLUTION / 10)
@@ -0,0 +1,27 @@
+#include "CrowPanelSdCard.h"
+
+#include <Tactility/lvgl/LvglSync.h>
+#include <Tactility/hal/sdcard/SpiSdCardDevice.h>
+
+#include <esp_vfs_fat.h>
+
+using tt::hal::sdcard::SpiSdCardDevice;
+
+std::shared_ptr<SdCardDevice> createSdCard() {
+    auto* configuration = new SpiSdCardDevice::Config(
+        GPIO_NUM_5,
+        GPIO_NUM_NC,
+        GPIO_NUM_NC,
+        GPIO_NUM_NC,
+        SdCardDevice::MountBehaviour::AtBoot,
+        tt::lvgl::getSyncLock(),
+        {},
+        SPI3_HOST
+    );
+
+    auto* sdcard = (SdCardDevice*) new SpiSdCardDevice(
+        std::unique_ptr<SpiSdCardDevice::Config>(configuration)
+    );
+
+    return std::shared_ptr<SdCardDevice>(sdcard);
+}
@@ -0,0 +1,7 @@
+#pragma once
+
+#include "Tactility/hal/sdcard/SdCardDevice.h"
+
+using tt::hal::sdcard::SdCardDevice;
+
+std::shared_ptr<SdCardDevice> createSdCard();