add (lvgl): 增加lvgl实例代码及资源 (#5)

Co-authored-by: stephen.gao <stephen.gao@quectel.com>

Author: Mr-Gao7

lvgl/lvgl_sample.py

@@ -0,0 +1,176 @@
+from machine import Pin
+from machine import LCD
+import lvgl as lv
+
+gpio1 = Pin(Pin.GPIO25, Pin.OUT, Pin.PULL_DISABLE, 1)
+gpio2 = Pin(Pin.GPIO20, Pin.OUT, Pin.PULL_DISABLE, 1)
+
+init_param=(
+0, 0, 0x11,
+2, 0, 120,
+0, 0, 0x00,
+0, 1, 0x36,
+1, 1, 0x00,
+0, 1, 0x3A,
+1, 1, 0x05,
+0, 1, 0x35,
+1, 1, 0x00,
+0, 1, 0xC7,
+1, 1, 0x00,
+0, 1, 0xCC,
+1, 1, 0x09,
+0, 5, 0xB2,
+1, 1, 0x0C,
+1, 1, 0x0C,
+1, 1, 0x00,
+1, 1, 0x33,
+1, 1, 0x33,
+0, 1, 0xB7,
+1, 1, 0x35,
+0, 1, 0xBB,
+1, 1, 0x36,
+0, 1, 0xC0,
+1, 1, 0x2C,
+0, 1, 0xC2,
+1, 1, 0x01,
+0, 1, 0xC3,
+1, 1, 0x0D,
+0, 1, 0xC4,
+1, 1, 0x20,
+0, 1, 0xC6,
+1, 1, 0x0F,
+0, 2, 0xD0,
+1, 1, 0xA4,
+1, 1, 0xA1,
+0, 14, 0xE0,
+1, 1, 0xD0,
+1, 1, 0x17,
+1, 1, 0x19,
+1, 1, 0x04,
+1, 1, 0x03,
+1, 1, 0x04,
+1, 1, 0x32,
+1, 1, 0x41,
+1, 1, 0x43,
+1, 1, 0x09,
+1, 1, 0x14,
+1, 1, 0x12,
+1, 1, 0x33,
+1, 1, 0x2C,
+0, 14, 0xE1,
+1, 1, 0xD0,
+1, 1, 0x18,
+1, 1, 0x17,
+1, 1, 0x04,
+1, 1, 0x03,
+1, 1, 0x04,
+1, 1, 0x31,
+1, 1, 0x46,
+1, 1, 0x43,
+1, 1, 0x09,
+1, 1, 0x14,
+1, 1, 0x13,
+1, 1, 0x31,
+1, 1, 0x2D,
+0, 0, 0x29,
+0, 1, 0x36,
+1, 1, 0x00,
+0, 0, 0x2c,
+)
+
+XSTART_H = 0xf0
+XSTART_L = 0xf1
+YSTART_H = 0xf2
+YSTART_L = 0xf3
+XEND_H = 0xE0
+XEND_L = 0xE1
+YEND_H = 0xE2
+YEND_L = 0xE3
+
+
+XSTART = 0xD0
+XEND = 0xD1
+YSTART = 0xD2
+YEND = 0xD3
+
+lcd = LCD()
+
+init_data = bytearray(init_param)
+
+
+
+invalid_param = (
+0,4,0x2a,
+1,1,0xf0,
+1,1,0xf1,
+1,1,0xe0,
+1,1,0xe1,
+0,4,0x2b,
+1,1,0xf2,
+1,1,0xf3,
+1,1,0xe2,
+1,1,0xe3,
+0,0,0x2c,
+
+)
+test_invalid = bytearray(invalid_param)
+
+test3 = (
+0,0,0x28,
+2,0,120,
+0,0,0x10,
+)
+test_displayoff = bytearray(test3)
+
+test4 = (
+0,0,0x11,
+2,0,20,
+0,0,0x29,
+)
+test_displayon = bytearray(test4)
+
+
+lcd.lcd_init(init_data, 240, 320, 52000, 1, 4, 0, test_invalid, test_displayon, test_displayoff, None)
+
+LCD_SIZE_W = 240
+LCD_SIZE_H = 320
+
+lv.init()
+
+# Register SDL display driver.
+disp_buf1 = lv.disp_draw_buf_t()
+buf1_1 = bytearray(LCD_SIZE_W * LCD_SIZE_H * 2)
+disp_buf1.init(buf1_1, None, len(buf1_1))
+disp_drv = lv.disp_drv_t()
+disp_drv.init()
+disp_drv.draw_buf = disp_buf1
+disp_drv.flush_cb = lcd.lcd_write
+disp_drv.hor_res = LCD_SIZE_W
+disp_drv.ver_res = LCD_SIZE_H
+disp_drv.register()
+
+lv.tick_inc(5)
+lv.task_handler()
+
+# create a screen object
+screen = lv.obj()
+
+# create a image object
+img1 = lv.img(screen)
+img1.set_pos(80, 80)
+img1.set_src("U:/quectel.jpg")
+
+# create a label object
+label1 = lv.label(screen)
+label1.set_text("Hello Quecpython")
+label1.center()
+label1.set_pos(0, 80)
+
+# load the screen
+lv.scr_load(screen)
+
+
+
+
+
+