270 lines
6.9 KiB
C++
270 lines
6.9 KiB
C++
#include <Arduino.h>
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#include <Wire.h>
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#include <SPI.h>
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#include <TFT_eSPI.h>
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#include "FT62XXTouchScreen.h"
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TFT_eSPI tft = TFT_eSPI();
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FT62XXTouchScreen touchScreen = FT62XXTouchScreen(TFT_WIDTH, PIN_SDA, PIN_SCL);
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#include "lvgl.h"
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#include "widgets/meter/lv_meter.h"
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#include "esp_freertos_hooks.h"
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static lv_disp_buf_t disp_buf;
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static lv_color_t buf[LV_HOR_RES_MAX * 10];
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lv_obj_t *screenMain;
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lv_obj_t *tabview;
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lv_obj_t *tab1;
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lv_obj_t *label;
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lv_obj_t *btn1;
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lv_obj_t *btn2;
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lv_obj_t *tab2;
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lv_obj_t *guage;
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lv_obj_t *meter;
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static void event_handler_btn(lv_obj_t * obj, lv_event_t event){
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if(event == LV_EVENT_CLICKED) {
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if (obj == btn1)
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lv_label_set_text(label, "Hello");
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else if (obj == btn2){
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lv_label_set_text(label, "Goodbye");
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}
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}
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}
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void my_disp_flush(lv_disp_drv_t *disp, const lv_area_t *area, lv_color_t *color_p)
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{
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uint32_t w = (area->x2 - area->x1 + 1);
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uint32_t h = (area->y2 - area->y1 + 1);
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tft.startWrite();
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tft.setAddrWindow(area->x1, area->y1, w, h);
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tft.pushColors(&color_p->full, w * h, true);
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tft.endWrite();
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lv_disp_flush_ready(disp);
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}
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uint16_t lastx = 0;
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uint16_t lasty = 0;
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bool my_input_read2(lv_indev_drv_t * drv, lv_indev_data_t*data) {
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Serial.println("#");
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TouchPoint touchPos = touchScreen.read();
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if (touchPos.touched) {
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Serial.println(String(touchPos.xPos) + ": " + String(touchPos.yPos));
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data->state = LV_INDEV_STATE_PR;
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data->point.x = touchPos.xPos;
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data->point.y = touchPos.yPos;
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lastx = touchPos.xPos;
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lasty = touchPos.yPos;
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} else {
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data->state = LV_INDEV_STATE_REL;
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data->point.x = lastx;
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data->point.y = lasty;
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}
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return false;
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}
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static void lv_tick_task(void)
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{
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lv_tick_inc(portTICK_RATE_MS);
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}
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// static void set_value(void * indic, int32_t v)
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// {
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// lv_meter_set_indicator_end_value(meter, indic, v);
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// }
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/**
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* A meter with multiple arcs
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*/
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// void lv_example_meter_2(void)
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// {
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// meter = lv_meter_create(lv_scr_act());
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// lv_obj_center(meter);
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// lv_obj_set_size(meter, 200, 200);
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// /*Remove the circle from the middle*/
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// lv_obj_remove_style(meter, NULL, LV_PART_INDICATOR);
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// /*Add a scale first*/
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// lv_meter_scale_t * scale = lv_meter_add_scale(meter);
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// lv_meter_set_scale_ticks(meter, scale, 11, 2, 10, lv_palette_main(LV_PALETTE_GREY));
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// lv_meter_set_scale_major_ticks(meter, scale, 1, 2, 30, lv_color_hex3(0xeee), 15);
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// lv_meter_set_scale_range(meter, scale, 0, 100, 270, 90);
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// /*Add a three arc indicator*/
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// lv_meter_indicator_t * indic1 = lv_meter_add_arc(meter, scale, 10, lv_palette_main(LV_PALETTE_RED), 0);
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// lv_meter_indicator_t * indic2 = lv_meter_add_arc(meter, scale, 10, lv_palette_main(LV_PALETTE_GREEN), -10);
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// lv_meter_indicator_t * indic3 = lv_meter_add_arc(meter, scale, 10, lv_palette_main(LV_PALETTE_BLUE), -20);
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// /*Create an animation to set the value*/
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// lv_anim_t a;
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// lv_anim_init(&a);
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// lv_anim_set_exec_cb(&a, set_value);
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// lv_anim_set_values(&a, 0, 100);
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// lv_anim_set_repeat_delay(&a, 100);
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// lv_anim_set_playback_delay(&a, 100);
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// lv_anim_set_repeat_count(&a, LV_ANIM_REPEAT_INFINITE);
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// lv_anim_set_time(&a, 2000);
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// lv_anim_set_playback_time(&a, 500);
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// lv_anim_set_var(&a, indic1);
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// lv_anim_start(&a);
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// lv_anim_set_time(&a, 1000);
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// lv_anim_set_playback_time(&a, 1000);
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// lv_anim_set_var(&a, indic2);
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// lv_anim_start(&a);
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// lv_anim_set_time(&a, 1000);
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// lv_anim_set_playback_time(&a, 2000);
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// lv_anim_set_var(&a, indic3);
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// lv_anim_start(&a);
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// }
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void lv_gauge_2(lv_obj_t* par)
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{
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/*Describe the color for the needles*/
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static lv_color_t needle_colors[3];
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needle_colors[0] = LV_COLOR_BLUE;
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needle_colors[1] = LV_COLOR_ORANGE;
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needle_colors[2] = LV_COLOR_PURPLE;
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LV_IMG_DECLARE(img_hand);
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/*Create a gauge*/
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guage = lv_gauge_create(par, NULL);
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lv_gauge_set_needle_count(guage, 3, needle_colors);
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lv_obj_set_size(guage, 200, 200);
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lv_obj_align(guage, NULL, LV_ALIGN_CENTER, 100, 0);
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lv_gauge_set_needle_img(guage, &img_hand, 4, 4);
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/*Allow recoloring of the images according to the needles' color*/
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lv_obj_set_style_local_image_recolor_opa(guage, LV_GAUGE_PART_NEEDLE, LV_STATE_DEFAULT, LV_OPA_COVER);
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/*Set the values*/
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lv_gauge_set_value(guage, 0, 10);
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lv_gauge_set_value(guage, 1, 20);
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lv_gauge_set_value(guage, 2, 30);
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}
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void lv_ex_tabview(lv_obj_t* par)
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{
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/*Create a Tab view object*/
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lv_scr_load(par);
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tabview = lv_tabview_create(lv_scr_act(), NULL);
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/*Add 3 tabs (the tabs are page (lv_page) and can be scrolled*/
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tab1 = lv_tabview_add_tab(tabview, "Tab 1");
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tab2 = lv_tabview_add_tab(tabview, "Tab 2");
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lv_tabview_set_anim_time(tabview,2);
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}
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void lv_Create_text(lv_obj_t* par)
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{
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label = lv_label_create(par, NULL);
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lv_label_set_long_mode(label, LV_LABEL_LONG_BREAK);
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lv_label_set_text(label, "Press a button");
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lv_label_set_align(label, LV_LABEL_ALIGN_CENTER);
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lv_obj_set_size(label, 240, 40);
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lv_obj_set_pos(label, 0, 15);
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}
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void lv_Create_button1(lv_obj_t* par)
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{
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btn1 = lv_btn_create(par, NULL);
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lv_obj_set_event_cb(btn1, event_handler_btn);
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lv_obj_set_width(btn1, 70);
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lv_obj_set_height(btn1, 32);
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lv_obj_set_pos(btn1, 32, 100);
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lv_obj_t * label1 = lv_label_create(btn1, NULL);
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lv_label_set_text(label1, "Hello");
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}
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void lv_Create_button2(lv_obj_t* par)
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{
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btn2 = lv_btn_create(par, NULL);
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lv_obj_set_event_cb(btn2, event_handler_btn);
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lv_obj_set_width(btn2, 70);
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lv_obj_set_height(btn2, 32);
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lv_obj_set_pos(btn2, 142, 100);
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lv_obj_t * label2 = lv_label_create(btn2, NULL);
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lv_label_set_text(label2, "Goodbye");
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}
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void setup() {
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lv_disp_drv_t disp_drv;
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lv_indev_drv_t indev_drv;
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Serial.begin(115200);
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lv_init();
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// Setup tick hook for lv_tick_task
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/*esp_err_t err = */esp_register_freertos_tick_hook((esp_freertos_tick_cb_t)lv_tick_task);
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// Enable TFT
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tft.begin();
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tft.setRotation(1);
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// Enable Backlight
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pinMode(TFT_BL, OUTPUT);
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digitalWrite(TFT_BL,1);
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// Start TouchScreen
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touchScreen.begin();
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// Display Buffer
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lv_disp_buf_init(&disp_buf, buf, NULL, LV_HOR_RES_MAX * 10);
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// Init Display
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lv_disp_drv_init(&disp_drv);
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disp_drv.hor_res = 480;
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disp_drv.ver_res = 320;
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disp_drv.flush_cb = my_disp_flush;
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disp_drv.buffer = &disp_buf;
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lv_disp_drv_register(&disp_drv);
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// Init Touchscreen
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lv_indev_drv_init(&indev_drv);
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indev_drv.type = LV_INDEV_TYPE_POINTER;
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indev_drv.read_cb = my_input_read2;
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lv_indev_drv_register(&indev_drv);
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// Screen Object
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screenMain = lv_obj_create(NULL, NULL);
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lv_ex_tabview(screenMain);
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// Text
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lv_Create_text(tab1);
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// BUtton 1
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lv_Create_button1(tab1);
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// Button 2
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lv_Create_button2(tab1);
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lv_gauge_2(tab2);
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// Screen load
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lv_scr_load(screenMain);
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}
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void loop() {
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lv_task_handler();
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delay(1);
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}
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