{"id":772,"date":"2025-07-20T14:51:33","date_gmt":"2025-07-20T06:51:33","guid":{"rendered":"\/?p=772"},"modified":"2026-03-01T20:01:10","modified_gmt":"2026-03-01T12:01:10","slug":"k230","status":"publish","type":"post","link":"\/?p=772","title":{"rendered":"K230"},"content":{"rendered":"\n

\u521d\u59cb\u5316\u6444\u50cf\u6a21\u7ec4<\/h2>\n\n\n\n
from media.sensor import *\nfrom media.display import *\nfrom media.media import *\n\n\n# \u786e\u4fdd\u5206\u8fa8\u7387\u4e00\u81f4\u4e14\u5728\u8bbe\u5907\u652f\u6301\u8303\u56f4\u5185\nDETECT_WIDTH = 720\nDETECT_HEIGHT = 480\n\ndef main():\n    try:\n        # \u521d\u59cb\u5316\u4f20\u611f\u5668\n        sensor = Sensor(width=DETECT_WIDTH, height=DETECT_HEIGHT)\n        sensor.reset()\n        # \u8bbe\u7f6e\u4e0e\u663e\u793a\u5c3a\u5bf8\u4e00\u81f4\u7684\u5206\u8fa8\u7387\n        # VGA\u6b63\u597d\u662f640x480\uff0c\u907f\u514d\u5c3a\u5bf8\u4e0d\u5339\u914d\u95ee\u9898\n        sensor.set_framesize(width=DETECT_WIDTH, height=DETECT_HEIGHT)  # \u660e\u786e\u4f7f\u7528640x480\u5206\u8fa8\u7387\n        sensor.set_pixformat(sensor.RGB565)\n        # \u521d\u59cb\u5316\u663e\u793a\uff0c\u4f7f\u7528\u4e0e\u4f20\u611f\u5668\u76f8\u540c\u7684\u5c3a\u5bf8\n        Display.init(Display.VIRT, width=DETECT_WIDTH, height=DETECT_HEIGHT, fps=100)  # \u964d\u4f4e\u5e27\u7387\u51cf\u5c11\u538b\u529b\n        MediaManager.init()\n\n        # \u542f\u52a8\u4f20\u611f\u5668\n        sensor.run()\n        fps = time.clock()\n        # \u4e3b\u5faa\u73af\n        while True:\n            ps = fps.tick()\n            img = sensor.snapshot() # \u83b7\u53d6\u4e00\u5e27\u56fe\u7247\n            img.draw_string_advanced(1,1,50,str(fps.fps()))\n            Display.show_image(img)\n            gc.collect()\n    except Exception as e:\n        print(f\"\u53d1\u751f\u9519\u8bef: {e}\")<\/code><\/pre>\n\n\n\n
\u786c\u4ef6SPI\u5c4f<\/h2>\n\n\n\n
import time\nfrom machine import FPIOA, Pin, SPI\n\n# \u5f15\u811a\u5b9a\u4e49\uff08\u91cd\u70b9\u5173\u6ce8DC\u5f15\u811a\uff09\nSPI_NUM = 0               # \u4f7f\u7528SPI1\nSPI_SCK = 15              # SCK\u5f15\u811a\nSPI_MOSI = 16             # MOSI\u5f15\u811a\nSPI_CS = 37               # CS\u5f15\u811a\nLCD_DC = 41                # DC\u5f15\u811a\uff08\u6570\u636e\/\u547d\u4ee4\u9009\u62e9\uff0c\u8fde\u63a5\u5230GPIO1\uff09\nLCD_RST = 36               # \u590d\u4f4d\u5f15\u811a\nLCD_BL = 37                # \u80cc\u5149\u63a7\u5236\u5f15\u811a\n\n# ST7735\u547d\u4ee4\u5b9a\u4e49\nST7735_NOP = 0x00\nST7735_SWRESET = 0x01\nST7735_RDDID = 0x04\nST7735_RDDST = 0x09\nST7735_SLPIN = 0x10\nST7735_SLPOUT = 0x11\nST7735_PTLON = 0x12\nST7735_NORON = 0x13\nST7735_INVOFF = 0x20\nST7735_INVON = 0x21\nST7735_DISPOFF = 0x28\nST7735_DISPON = 0x29\nST7735_CASET = 0x2A\nST7735_RASET = 0x2B\nST7735_RAMWR = 0x2C\nST7735_RAMRD = 0x2E\nST7735_PTLAR = 0x30\nST7735_COLMOD = 0x3A\nST7735_MADCTL = 0x36\n# \u989c\u8272\u5b9a\u4e49\n\n\nclass ST7735:\n    BLACK = 0x0000\n    BLUE = 0x001F\n    RED = 0xF800\n    GREEN = 0x07E0\n    CYAN = 0x07FF\n    MAGENTA = 0xF81F\n    YELLOW = 0xFFE0\n    WHITE = 0xFFFF\n    def __init__(self, width=240, height=240,PL=50):\n        print(\"\u5bfc\u5165LCD\u5e93\u6210\u529f\")\n        self.width = width\n        self.height = height\n        self.PL = PL\n        # \u914d\u7f6eSPI\u5f15\u811a\n        self.fpioa = FPIOA()\n        self.fpioa.set_function(SPI_SCK, FPIOA.QSPI0_CLK)\n        self.fpioa.set_function(SPI_MOSI, FPIOA.QSPI0_D0)\n        self.fpioa.set_function(SPI_CS, FPIOA.GPIO37)  # CS\u4f5c\u4e3aGPIO\u624b\u52a8\u63a7\u5236\n        self.fpioa.set_function(LCD_DC, FPIOA.GPIO41)  # CS\u4f5c\u4e3aGPIO\u624b\u52a8\u63a7\u5236\n        self.fpioa.set_function(LCD_RST, FPIOA.GPIO36)  # CS\u4f5c\u4e3aGPIO\u624b\u52a8\u63a7\u5236\n        self.fpioa.set_function(LCD_BL, FPIOA.GPIO37)  # CS\u4f5c\u4e3aGPIO\u624b\u52a8\u63a7\u5236\n\n\n        # \u521d\u59cb\u5316\u63a7\u5236\u5f15\u811a\uff08\u91cd\u70b9\u521d\u59cb\u5316DC\u5f15\u811a\uff09\n        self.cs = Pin(SPI_CS, Pin.OUT,drive=15)  # \u521d\u59cb\u62c9\u9ad8\uff0c\u4e0d\u9009\u4e2d\n        self.dc = Pin(LCD_DC, Pin.OUT,drive=15)  # DC\u521d\u59cb\u4e3a0\uff08\u547d\u4ee4\u6a21\u5f0f\uff09\n        self.rst = Pin(LCD_RST, Pin.OUT,drive=15)\n        self.bl = Pin(LCD_BL, Pin.OUT,drive=15)\n\n        # \u521d\u59cb\u5316SPI\u63a7\u5236\u5668\n        self.spi =SPI(1,baudrate=1000*1000*self.PL, polarity=1, phase=1, bits=8)\n\n        self.init_display()\n\n    def init_display(self):\n        # \u521d\u59cb\u5316\u5e8f\u5217\n        print(\"in\")\n        self.reset()\n\n        # Sleep out\n        self.write_cmd(0x11)\n        time.sleep_ms(150)\n\n        # 65k mode\n        self.write_cmd(0x3A)\n        self.write_data(0x05)\n\n        # VCOM\n        self.write_cmd(0xC5)\n        self.write_data(0x1A)\n\n        # \u914d\u7f6e\u663e\u793a\u65b9\u5411\n        self.write_cmd(0x36)\n\n        # ST7789V Frame rate setting\n        self.write_cmd(0xB2)  # Porch Setting\n        self.write_data([0x05, 0x05, 0x00, 0x33, 0x33])\n\n        # Gate Control\n        self.write_cmd(0xB7)\n        self.write_data(0x05)  # 12.2v   -10.43v\n\n        # ST7789V Power setting\n        self.write_cmd(0xBB)  # VCOM\n        self.write_data(0x3F)\n\n        self.write_cmd(0xC0)\n        self.write_data(0x2C)\n\n        self.write_cmd(0xC2)\n        self.write_data(0x01)\n\n        self.write_cmd(0xC3)\n        self.write_data(0x0F)\n\n        self.write_cmd(0xC4)\n        self.write_data(0x20)\n\n        self.write_cmd(0xC6)  # Frame Rate Control in Normal Mode\n        self.write_data(0x01)  # 111Hz\n\n        self.write_cmd(0xD0)  # Power Control 1\n        self.write_data([0xA4, 0xA1])\n\n        self.write_cmd(0xE8)  # Power Control\n        self.write_data(0x03)\n\n        self.write_cmd(0xE9)  # Equalize time control\n        self.write_data([0x09, 0x09, 0x08])\n\n        # ST7735S Gamma Sequence\n        self.write_cmd(0xE0)\n        self.write_data([0xD0, 0x05, 0x09, 0x09, 0x08, 0x14, 0x28,\n                         0x33, 0x3F, 0x07, 0x13, 0x14, 0x28, 0x30])\n\n        self.write_cmd(0xE1)\n        self.write_data([0xD0, 0x05, 0x09, 0x09, 0x08, 0x03, 0x24,\n                         0x32, 0x32, 0x3B, 0x14, 0x13, 0x28, 0x2F])\n\n        # \u53cd\u663e\n        self.write_cmd(0x21)\n\n        # \u663e\u793a\u5f00\u542f\n        self.write_cmd(0x29)\n\n        self.bl.value(1)\n    def reset(self):\n        # \u786c\u4ef6\u590d\u4f4d\n        self.rst.value(0)\n        time.sleep_ms(100)\n        self.rst.value(1)\n        time.sleep_ms(100)\n\n    def write_cmd(self, cmd):\n        # \u53d1\u9001\u547d\u4ee4\n        self.cs.value(0)\n        self.dc.value(0)  # \u547d\u4ee4\u6a21\u5f0f\n        self.spi.write(bytes([cmd]))\n        self.cs.value(1)\n\n    def write_data(self, data):\n        # \u53d1\u9001\u6570\u636e\n        self.cs.value(0)\n        self.dc.value(1)  # \u6570\u636e\u6a21\u5f0f\n        if isinstance(data, list):\n            self.spi.write(bytes(data))\n        else:\n            self.spi.write(bytes([data]))\n        self.cs.value(1)\n\n    def set_window(self, x, y, width, height):\n        # \u8ba1\u7b97\u53f3\u4e0b\u89d2\u5750\u6807\n        x1 = x + width - 1  # \u5bbd\u5ea6\u51cf1\u662f\u56e0\u4e3a\u5305\u542b\u8d77\u59cb\u70b9\n        y1 = y + height - 1  # \u9ad8\u5ea6\u51cf1\u662f\u56e0\u4e3a\u5305\u542b\u8d77\u59cb\u70b9\n\n        # \u8bbe\u7f6e\u663e\u793a\u7a97\u53e3\n        self.write_cmd(ST7735_CASET)  # \u5217\u5730\u5740\u8bbe\u7f6e\n        self.write_data([(x >> 8) & 0xFF, x & 0xFF,\n                         (x1 >> 8) & 0xFF, x1 & 0xFF])\n\n        self.write_cmd(ST7735_RASET)  # \u884c\u5730\u5740\u8bbe\u7f6e\n        self.write_data([(y >> 8) & 0xFF, y & 0xFF,\n                         (y1 >> 8) & 0xFF, y1 & 0xFF])\n\n        self.write_cmd(ST7735_RAMWR)  # \u51c6\u5907\u5199\u5165\n\n    def LCD_Fill(self, xsta, ysta, xend, yend, color):\n        \"\"\"\u6307\u5b9a\u533a\u57df\u586b\u5145\u989c\u8272\"\"\"\n        if xsta > xend or ysta > yend:\n            return\n        if xend >= self.width:\n            xend = self.width - 1\n        if yend >= self.height:\n            yend = self.height - 1\n\n        width = xend - xsta + 1\n        height = yend - ysta + 1\n\n        self.set_window(xsta, ysta, width, height)\n\n        # \u51c6\u5907\u989c\u8272\u6570\u636e (RGB565\u683c\u5f0f\u62c6\u5206\u4e3a\u4e24\u4e2a\u5b57\u8282)\n        color_high = (color >> 8) & 0xFF\n        color_low = color & 0xFF\n\n        # \u4f18\u5316\u586b\u5145\u6548\u7387\uff0c\u4e00\u6b21\u53d1\u9001\u591a\u5b57\u8282\n        self.cs.value(0)\n        self.dc.value(1)\n        # \u8fd9\u91cc\u4f7f\u7528\u5faa\u73af\u53d1\u9001\uff0c\u5b9e\u9645\u5e94\u7528\u4e2d\u53ef\u6839\u636e\u5185\u5b58\u60c5\u51b5\u4f18\u5316\n        for _ in range(height * width):\n            self.spi.write(bytes([color_high, color_low]))\n        self.cs.value(1)\n\n    def LCD_DrawPoint(self, x, y, color):\n        \"\"\"\u5728\u6307\u5b9a\u4f4d\u7f6e\u753b\u4e00\u4e2a\u70b9\"\"\"\n        if x >= self.width or y >= self.height:\n            return\n        self.set_window(x, y, 1, 1)\n        self.write_data([(color >> 8) & 0xFF, color & 0xFF])\n\n    def LCD_DrawLine(self, x1, y1, x2, y2, color):\n        \"\"\"\u5728\u6307\u5b9a\u4f4d\u7f6e\u753b\u4e00\u6761\u7ebf\uff08Bresenham\u7b97\u6cd5\uff09\"\"\"\n        dx = abs(x2 - x1)\n        dy = abs(y2 - y1)\n        sx = 1 if x2 > x1 else -1\n        sy = 1 if y2 > y1 else -1\n        err = dx - dy\n\n        while True:\n            self.LCD_DrawPoint(x1, y1, color)\n            if x1 == x2 and y1 == y2:\n                break\n            e2 = 2 * err\n            if e2 > -dy:\n                err -= dy\n                x1 += sx\n            if e2 < dx:\n                err += dx\n                y1 += sy\n\n    def LCD_DrawRectangle(self, x1, y1, x2, y2, color):\n        \"\"\"\u5728\u6307\u5b9a\u4f4d\u7f6e\u753b\u4e00\u4e2a\u77e9\u5f62\"\"\"\n        self.LCD_DrawLine(x1, y1, x2, y1, color)  # \u4e0a\u8fb9\u7f18\n        self.LCD_DrawLine(x1, y2, x2, y2, color)  # \u4e0b\u8fb9\u7f18\n        self.LCD_DrawLine(x1, y1, x1, y2, color)  # \u5de6\u8fb9\u7f18\n        self.LCD_DrawLine(x2, y1, x2, y2, color)  # \u53f3\u8fb9\u7f18\n\n    def Draw_Circle(self, x0, y0, r, color):\n        \"\"\"\u5728\u6307\u5b9a\u4f4d\u7f6e\u753b\u4e00\u4e2a\u5706\uff08\u4e2d\u70b9\u5706\u7b97\u6cd5\uff09\"\"\"\n        x = 0\n        y = r\n        d = 3 - 2 * r\n\n        while x <= y:\n            self.LCD_DrawPoint(x0 + x, y0 + y, color)\n            self.LCD_DrawPoint(x0 - x, y0 + y, color)\n            self.LCD_DrawPoint(x0 + x, y0 - y, color)\n            self.LCD_DrawPoint(x0 - x, y0 - y, color)\n            self.LCD_DrawPoint(x0 + y, y0 + x, color)\n            self.LCD_DrawPoint(x0 - y, y0 + x, color)\n            self.LCD_DrawPoint(x0 + y, y0 - x, color)\n            self.LCD_DrawPoint(x0 - y, y0 - x, color)\n\n            x += 1\n            if d < 0:\n                d += 4 * x + 6\n            else:\n                d += 4 * (x - y) + 10\n                y -= 1\n\n    def LCD_ShowChar(self, x, y, num, fc, bc, sizey, mode):\n        \"\"\"\u663e\u793a\u4e00\u4e2a\u5b57\u7b26\uff08\u9700\u914d\u5408\u5b57\u6a21\u6570\u636e\uff09\"\"\"\n        # \u8fd9\u91cc\u4ec5\u4e3a\u6846\u67b6\u5b9e\u73b0\uff0c\u5b9e\u9645\u4f7f\u7528\u9700\u8981\u5b57\u6a21\u6570\u636e\n        # sizey: \u5b57\u7b26\u5927\u5c0f\uff0c\u598212,16,24\u7b49\n        # mode: 0=\u900f\u660e\u6a21\u5f0f,1=\u975e\u900f\u660e\u6a21\u5f0f\n\n        # \u8ba1\u7b97\u5b57\u7b26\u663e\u793a\u533a\u57df\n        char_width = sizey \/\/ 2 if sizey != 12 else 6\n        char_height = sizey\n\n        # \u6e05\u80cc\u666f\n        if mode == 1:\n            self.LCD_Fill(x, y, x + char_width - 1, y + char_height - 1, bc)\n\n        # \u8fd9\u91cc\u9700\u8981\u4ece\u5b57\u6a21\u5e93\u4e2d\u83b7\u53d6\u5b57\u7b26\u6570\u636e\u5e76\u7ed8\u5236\n        # \u793a\u4f8b\uff1a\u5047\u8bbe\u5df2\u7ecf\u83b7\u53d6\u5230\u5b57\u6a21\u6570\u636edot_matrix\n        dot_matrix = [0] * (char_width * char_height \/\/ 8)  # \u5360\u4f4d\n\n        for i in range(char_height):\n            for j in range(char_width):\n                byte_index = i * (char_width \/\/ 8) + (j \/\/ 8)\n                bit_index = j % 8\n                if dot_matrix[byte_index] & (1 << (7 - bit_index)):\n                    self.LCD_DrawPoint(x + j, y + i, fc)\n\n    def LCD_ShowString(self, x, y, p, fc, bc, sizey, mode):\n        \"\"\"\u663e\u793a\u5b57\u7b26\u4e32\"\"\"\n        x0 = x\n        for char in p:\n            # \u68c0\u67e5\u662f\u5426\u9700\u8981\u6362\u884c\n            if x + (sizey\/\/2) >= self.width:\n                y += sizey\n                x = x0\n\n            self.LCD_ShowChar(x, y, char, fc, bc, sizey, mode)\n            x += (sizey\/\/2) + 1  # \u5b57\u7b26\u95f4\u8ddd\n\n    def mypow(self, m, n):\n        \"\"\"\u6c42\u5e42\u8fd0\u7b97 m^n\"\"\"\n        result = 1\n        for _ in range(n):\n            result *= m\n        return result\n\n    def LCD_ShowIntNum(self, x, y, num, len, fc, bc, sizey):\n        \"\"\"\u663e\u793a\u6574\u6570\u53d8\u91cf\"\"\"\n        str_num = \"%0{}d\".format(len) % num\n        self.LCD_ShowString(x, y, str_num.encode(), fc, bc, sizey, 1)\n\n    def LCD_ShowFloatNum1(self, x, y, num, len, fc, bc, sizey):\n        \"\"\"\u663e\u793a\u4e24\u4f4d\u5c0f\u6570\u53d8\u91cf\"\"\"\n        # \u56db\u820d\u4e94\u5165\u4fdd\u7559\u4e24\u4f4d\u5c0f\u6570\n        int_part = int(num)\n        dec_part = int(round((num - int_part) * 100))\n        str_num = \"%0{}d.%02d\".format(len) % (int_part, dec_part)\n        self.LCD_ShowString(x, y, str_num.encode(), fc, bc, sizey, 1)\n\n    def TFT_display_image(self, startX, startY, img_width, img_height, img_data):\n        endX = startX + img_width - 1\n        endY = startY + img_height - 1\n        if endX >= self.width:\n            endX = self.width - 1\n            img_width = endX - startX + 1  # \u4fee\u6b63\u5b9e\u9645\u663e\u793a\u5bbd\u5ea6\n        if endY >= self.height:\n            endY = self.height - 1\n            img_height = endY - startY + 1  # \u4fee\u6b63\u5b9e\u9645\u663e\u793a\u9ad8\u5ea6\n\n        # \u82e5\u56fe\u50cf\u5c3a\u5bf8\u4e3a0\u5219\u76f4\u63a5\u8fd4\u56de\n        if img_width <= 0 or img_height <= 0:\n            return\n\n        big_endian_data = bytearray(len(img_data))\n\n            # \u6bcf\u4e24\u4e2a\u5b57\u8282\u4ea4\u6362\u4f4d\u7f6e\uff08\u5c0f\u7aef\u5e8f->\u5927\u7aef\u5e8f\uff09\n        for i in range(0, len(img_data), 2):\n            big_endian_data[i] = img_data[i+1]    # \u9ad8\u4f4d\u5b57\u8282\n            big_endian_data[i+1] = img_data[i]    # \u4f4e\u4f4d\u5b57\u8282\n\n        # 3. \u8bbe\u7f6e\u663e\u793a\u7a97\u53e3\uff08\u56fe\u50cf\u663e\u793a\u533a\u57df\uff09\n        self.set_window(startX, startY, img_width, img_height)\n        # 4. \u6279\u91cf\u53d1\u9001\u56fe\u50cf\u6570\u636e\uff08RGB565\u683c\u5f0f\uff09\n        self.dc.value(1)       # \u6570\u636e\u6a21\u5f0f\uff08\u53d1\u9001\u50cf\u7d20\u6570\u636e\uff09\n        self.spi.write(big_endian_data)\n\n    # \u6c49\u5b57\u663e\u793a\u529f\u80fd\u9700\u8981\u914d\u5408\u76f8\u5e94\u7684\u5b57\u6a21\u5e93\uff0c\u8fd9\u91cc\u63d0\u4f9b\u6846\u67b6\n    def LCD_ShowChinese16x16(self, startX, startY, buf, textColor, backgroundColor, sizey, mode):\n        \"\"\"\u663e\u793a\u5355\u4e2a16x16\u6c49\u5b57\"\"\"\n        self._show_chinese(startX, startY, 16, 16, buf, textColor, backgroundColor, mode)\n\n    def LCD_ShowChinese24x24(self, x, y, s, fc, bc, sizey, mode):\n        \"\"\"\u663e\u793a\u5355\u4e2a24x24\u6c49\u5b57\"\"\"\n        self._show_chinese(x, y, 24, 24, s, fc, bc, mode)\n\n    def LCD_ShowChinese32x32(self, x, y, s, fc, bc, sizey, mode):\n        \"\"\"\u663e\u793a\u5355\u4e2a32x32\u6c49\u5b57\"\"\"\n        self._show_chinese(x, y, 32, 32, s, fc, bc, mode)\n\n    def LCD_ShowChinese(self, x, y, s, fc, bc, sizey, mode):\n        \"\"\"\u663e\u793a\u6c49\u5b57\u4e32\"\"\"\n        x0 = x\n        char_size = sizey\n        for i in range(0, len(s), char_size*2):  # \u5047\u8bbe\u6bcf\u4e2a\u6c49\u5b57\u5360\u7528sizey*2\u5b57\u8282\n            if x + char_size >= self.width:\n                y += char_size\n                x = x0\n            # \u6839\u636e\u5b57\u53f7\u9009\u62e9\u5bf9\u5e94\u7684\u663e\u793a\u51fd\u6570\n            if sizey == 16:\n                self.LCD_ShowChinese16x16(x, y, s[i:i+32], fc, bc, sizey, mode)\n            elif sizey == 24:\n                self.LCD_ShowChinese24x24(x, y, s[i:i+72], fc, bc, sizey, mode)\n            elif sizey == 32:\n                self.LCD_ShowChinese32x32(x, y, s[i:i+128], fc, bc, sizey, mode)\n            x += char_size + 2  # \u6c49\u5b57\u95f4\u8ddd\n\n    def _show_chinese(self, x, y, width, height, buf, fc, bc, mode):\n        \"\"\"\u6c49\u5b57\u663e\u793a\u5185\u90e8\u5b9e\u73b0\u51fd\u6570\"\"\"\n        if mode == 1:\n            self.LCD_Fill(x, y, x + width - 1, y + height - 1, bc)\n\n        for i in range(height):\n            for j in range(width):\n                byte_index = i * (width \/\/ 8) + (j \/\/ 8)\n                bit_index = j % 8\n                if buf[byte_index] & (1 << (7 - bit_index)):\n                    self.LCD_DrawPoint(x + j, y + i, fc)\n\n    def TFT_LCD_Show_Text(self, startX, startY, unicode_buf, len, text_color, background_color, size, mode):\n        \"\"\"\u663e\u793aUnicode\u6587\u672c\"\"\"\n        # \u8fd9\u91cc\u5b9e\u73b0Unicode\u5b57\u7b26\u663e\u793a\uff0c\u9700\u8981\u5bf9\u5e94\u7684\u5b57\u5e93\u652f\u6301\n        pass\n\nif __name__ == \"__main__\":\n    # \u521d\u59cb\u5316LCD\n    lcd = ST7735()\n\n    # \u586b\u5145\u80cc\u666f\u8272\u4e3a\u84dd\u8272\n    lcd.LCD_Fill(0,0,240,240,RED)\n\n    while True:\n        time.sleep(1)\n    # \u4fdd\u6301\u663e\u793a\n<\/code><\/pre>\n\n\n\n
\u5404\u7c7b\u4f7f\u7528\u65b9\u6cd5\uff1ahttps:\/\/wiki.lckfb.com\/zh-hans\/lushan-pi-k230\/api\/openmv\/image_module_api.html#_11-11-count<\/a><\/p>\n\n\n\n
Image\u7c7b\u7684\u4f7f\u7528<\/h2>\n\n\n\n
.find_qrcodes()\u5bfb\u627e\u4e8c\u7ef4\u7801<\/h3>\n\n\n\n
    \n
  • payload()<\/code>: \u8fd4\u56de\u4e8c\u7ef4\u7801\u5305\u542b\u7684\u6587\u672c\u5185\u5bb9<\/li>\n\n\n\n
  • rect()<\/code>: \u8fd4\u56de\u4e8c\u7ef4\u7801\u7684\u77e9\u5f62\u5750\u6807 (x, y, w, h)<\/li>\n\n\n\n
  • corners()<\/code>: \u8fd4\u56de\u4e8c\u7ef4\u7801\u56db\u4e2a\u89d2\u7684\u5750\u6807<\/li>\n<\/ul>\n\n\n\n
    .draw_rectangle()\u753b\u6b63\u65b9\u5f62<\/h3>\n\n\n\n
    image.draw_rectangle(x, y, w, h[, color[, thickness=1[, fill=False]]])<\/pre>\n\n\n\n
    .draw_string_advanced()\u753b\u5b57\u7b26\u4e32\u652f\u6301\u4e2d\u6587<\/h3>\n\n\n\n
    image.draw_string_advanced(x, y, char_size, str, [color, font])<\/p>\n\n\n\n
    \u56fe\u7247\u5904\u7406<\/h3>\n\n\n\n
    gry.binary([THRESHOLD])#\u4e8c\u503c\u5316\ngry.erode(1)#\u8150\u8680\ngry.invert()#\u7ffb\u8f6c\ngry.find_edges(image.EDGE_CANNY)#\u5bfb\u627e\u8fb9\u6cbf\ngry.dilate(3)#\u81a8\u80c0<\/code><\/pre>\n\n\n\n
    \u4ee3\u7801\u90e8\u5206<\/h3>\n\n\n\n
    import gc\nimport time\nfrom media.sensor import *\nfrom media.display import *\nfrom media.media import *\n\n\n# \u786e\u4fdd\u5206\u8fa8\u7387\u4e00\u81f4\u4e14\u5728\u8bbe\u5907\u652f\u6301\u8303\u56f4\u5185\nDETECT_WIDTH = 720\nDETECT_HEIGHT = 480\n\ndef main():\n    try:\n        # \u521d\u59cb\u5316\u4f20\u611f\u5668\n        sensor = Sensor(width=DETECT_WIDTH, height=DETECT_HEIGHT)\n        sensor.reset()\n\n        # \u8bbe\u7f6e\u4e0e\u663e\u793a\u5c3a\u5bf8\u4e00\u81f4\u7684\u5206\u8fa8\u7387\n        # VGA\u6b63\u597d\u662f640x480\uff0c\u907f\u514d\u5c3a\u5bf8\u4e0d\u5339\u914d\u95ee\u9898\n        sensor.set_framesize(width=DETECT_WIDTH, height=DETECT_HEIGHT)  # \u660e\u786e\u4f7f\u7528640x480\u5206\u8fa8\u7387\n        sensor.set_pixformat(sensor.RGB565)\n\n        # \u521d\u59cb\u5316\u663e\u793a\uff0c\u4f7f\u7528\u4e0e\u4f20\u611f\u5668\u76f8\u540c\u7684\u5c3a\u5bf8\n        Display.init(Display.VIRT, width=DETECT_WIDTH, height=DETECT_HEIGHT, fps=100)  # \u964d\u4f4e\u5e27\u7387\u51cf\u5c11\u538b\u529b\n        MediaManager.init()\n\n        # \u542f\u52a8\u4f20\u611f\u5668\n        sensor.run()\n\n        fps = time.clock()\n        # \u4e3b\u5faa\u73af\n        while True:\n            ps = fps.tick()\n            img = sensor.snapshot() # \u83b7\u53d6\u4e00\u5e27\u56fe\u7247\n#            \u5bfb\u627e\u4e8c\u7ef4\u7801\u5e76\u8fd4\u56deqrcode\u6570\u7ec4\n            for cod in img.find_qrcodes():\n#                rect()\u8fd4\u56de\u4e00\u4e2a\uff08x,y,w,h\uff09\u7684\u4e8c\u7ef4\u7801\u4f4d\u7f6e\u5143\u7ec4\n                img.draw_rectangle(cod.rect(),color=(255, 0, 0))\n#                payload()\u8fd4\u56de\u4e8c\u7ef4\u7801\u5185\u5bb9\n                img.draw_string_advanced(cod.rect()[0],cod.rect()[1]-40,30,str(cod.payload()))\n            img.draw_string_advanced(1,1,50,str(fps.fps()))\n            Display.show_image(img)\n            gc.collect()\n\n    except Exception as e:\n        print(f\"\u53d1\u751f\u9519\u8bef: {e}\")\n\n#(39, 100, 37, 127, 27, 127)\nif __name__ == \"__main__\":\n    main()\n<\/code><\/pre>\n\n\n\n
    2025\u7535\u8d5bC\u9898<\/h2>\n\n\n\n
    import gc\nimport time\nfrom media.sensor import *\nfrom media.display import *\nfrom media.media import *\n#import User_LCD.User_LCD as U_LCD\nimport os\nfrom machine import UART\nfrom machine import FPIOA\nimport _thread\nimport cmath\nfrom machine import ADC\nimport random\n\nADC0 = ADC(0)\nADC1 = ADC(1)\n\n\n\nfpioa = FPIOA()\n\n# \u5c06\u6307\u5b9a\u5f15\u811a\u914d\u7f6e\u4e3a UART \u529f\u80fd\nfpioa.set_function(5, FPIOA.UART2_TXD)\nfpioa.set_function(6, FPIOA.UART2_RXD)\n\nuart = UART(UART.UART2, baudrate=115200, bits=UART.EIGHTBITS, parity=UART.PARITY_NONE, stop=UART.STOPBITS_ONE)\n\n\n\n\nDETECT_WIDTH = 1280\nDETECT_HEIGHT = 720\n\n#\u8fb9\u6cbf\nTHRESHOLD =(70, 212)\n\n#ROI\nbox = (284,2,760,696)\n\n\n#\u7a97\u53e3\u4e2d\u5fc3\nWindow_x = 664\nWindow_y = 357\n\n\n#\u7eb8\u5f20\u5927\u5c0f\nFRAME_WIDTH_MM = 170\nFRAME_HEIGH_MM = 256\n\n\n#\u6807\u5b9a\u503c\nBD_JL  = 1400\nBD_W = 198\nBD_H = 300\n\n#h417\n#w210\n\n\ncolorBloer =(45, 0) #\u4e2d\u5fc3\u8272\u5757\u989c\u8272\n\n\n#Usart\nSend_Data_D = None\nSend_Data_X = None\nMessge = None\n\nSend_I = 0\nSend_IM = 0\n\n#################################\u5168\u5c40\u521d\u59cb\u5316##############################################\nsensor = Sensor(width=DETECT_WIDTH, height=DETECT_HEIGHT)\nsensor.reset()\n# \u8bbe\u7f6e\u5206\u8fa8\u7387\u4e0e\u50cf\u7d20\u683c\u5f0f\nsensor.set_framesize(width=DETECT_WIDTH, height=DETECT_HEIGHT)\nsensor.set_pixformat(sensor.RGB565)\n# \u521d\u59cb\u5316\u663e\u793a\nDisplay.init(Display.VIRT, width=DETECT_WIDTH, height=DETECT_HEIGHT, fps=100)\nMediaManager.init()\n# \u542f\u52a8\u4f20\u611f\u5668\nsensor.run()\nprint(os.listdir())\n##############################################################################\ndef find_center_min_blob(blobs):\n    # \u627e\u4e2d\u95f4\u6700\u5c0f\u7684\u8272\u5757\n    blob = None\n    min_area =  99999999\n    for b in blobs:\n        if(abs(b.cx()-Window_x)+abs(b.cy()-Window_y))<10:\n            continue\n        if b.area() < 10000:\n            continue\n        if b.area() > min_area:\n            continue\n        blob = b\n        min_area = b.area()\n    return blob\n\ndef find_center_min_FX(blobs,w,h,x,y):\n    blob = None\n    min_area =  99999999\n    x1 = x+w\n    y1 = y+h\n    for b in blobs:\n        jx = b.rect()\n        mj = b.w()*b.h()\n        if jx[0]<x or jx[1]<y or jx[0]+jx[2]>x1 or jx[1]+jx[3]>y1:\n            continue\n        if mj > w*h or mj < 1000:\n            continue\n        if mj > min_area:\n            continue\n        blob = b\n        min_area = mj\n    return blob\n\n\n\ndef find_center(blobs):\n    # \u627e\u4e2d\u95f4\u6700\u5c0f\u7684\u8272\u5757\n    blob = None\n    min_area =  99999999\n    for b in blobs:\n        if(abs(b.cx()-Window_x)+abs(b.cy()-Window_y))<200:\n            if b.area() < 10000:\n                continue\n            if b.area() > min_area:\n                continue\n            blob = b\n            min_area = b.area()\n    return blob\n\n\n\n\ndef Usart_for_data_Re():\n    Uar_Receive_Data = None\n    while True:\n        int_list = []\n        if uart.any():                     # \u68c0\u6d4b\u6570\u636e\n            raw_data = uart.read(uart.any())  # \u8bfb\u53d6\u6240\u6709\u6570\u636e\n            int_list = list(raw_data)\n            hex_list = [hex(x) for x in int_list]\n            print(hex_list)\n            return hex_list\n        time.sleep_ms(1)\n\n\n\n\ndef Usart_for_data_Se(messge):\n    Over=bytes([0xff, 0xff, 0xff])\n    uart.write(messge)\n    uart.write(Over)\n\n\n\n\n\ndef Usart_PD_Data():\n    State_Data = {\n            'Id':0,\n            'Data':[],\n            'Tm':0,\n            'Value':0\n            }\n    while True:\n        Data = Usart_for_data_Re()\n        if Data[0]=='0x4':\n            State_Data['Id'] = 1\n\n        elif Data[0]=='0x77':\n            State_Data['Id'] = 2\n            State_Data['Data'] = Data\n            if Data[1]=='0x1':\n                State_Data['Tm'] = 1\n            elif Data[1]=='0x2':\n                State_Data['Tm'] = 2\n            elif Data[1]=='0x3':\n                State_Data['Tm'] = 3\n                State_Data['Value']= Data[4]\n        return State_Data\n\n\ndef median_filter(data, window_size):\n    smoothed = []\n    half_window = window_size \/\/ 2\n    padded_data = [data[0]] * half_window + data + [data[-1]] * half_window  # \u8fb9\u754c\u586b\u5145\n    for i in range(len(data)):\n        window = padded_data[i:i+window_size]\n        window_sorted = sorted(window)\n        median = window_sorted[window_size \/\/ 2]  # \u53d6\u4e2d\u4f4d\u6570\n        smoothed.append(median)\n    return smoothed\n\n\nlock = _thread.allocate_lock()\n\ndef task1():\n    global Send_I\n    global Send_IM\n    while True:\n        lock.acquire()\n        ADrange=[]\n        for i in range(100):\n#            vl = ((ADC0.read_u16()-4)\/4095*1.8)\/40\/0.016\n            vl = ADC0.read_uv()\/1000000\/40\/0.016\n            ADrange.append(vl)\n            time.sleep_ms(1)\n\n        filters = median_filter(ADrange,7)\n        Send_I = (sum(filters)\/len(filters))*1.031\n        if Send_I < 0.6:\n            Send_I = Send_I*1.04\n        if Send_IM<Send_I:\n            Send_IM = Send_I\n        print(Send_I)\n        print(Send_IM)\n        lock.release()\n        time.sleep_ms(1)\n#        time.sleep_ms(500)\n\n## \u542f\u52a8\u65b0\u7ebf\u7a0b\uff1a\u53c2\u6570\u4e3a(\u51fd\u6570, (\u53c2\u6570\u5143\u7ec4))\n_thread.start_new_thread(task1,())  # \u7ebf\u7a0b1\uff0c\u6bcf\u79d2\u6267\u884c\n\n\ndef task2():\n    global Send_I\n    global Send_IM\n    while True:\n        time.sleep_ms(500)\n        lock.acquire()\n        Usart_for_data_Se(f\"t10.txt=\\\"{round(Send_I,3)}\\\"\")\n        Usart_for_data_Se(f\"t17.txt=\\\"{round(Send_I,3)}\\\"\")\n        Usart_for_data_Se(f\"t18.txt=\\\"{round(4.998*Send_I,3)}\\\"\")\n        Usart_for_data_Se(f\"t19.txt=\\\"{round(4.998*Send_IM,3)}\\\"\")\n\n        lock.release()\n        time.sleep_ms(1)\n\n# \u542f\u52a8\u65b0\u7ebf\u7a0b\uff1a\u53c2\u6570\u4e3a(\u51fd\u6570, (\u53c2\u6570\u5143\u7ec4))\n_thread.start_new_thread(task2,())  # \u7ebf\u7a0b1\uff0c\u6bcf\u79d2\u6267\u884c\n\n\n\n\ndef ts():\n    img = sensor.snapshot()\n#            img = img.lens_corr(0.1)\n    img.draw_rectangle(box,color=(255,0,0))\n    grays = img.to_grayscale()\n    gry = img.to_grayscale()\n    cs = img.to_grayscale()\n    grays.lens_corr(0.5)\n    find_box = grays.find_blobs([THRESHOLD],roi=box)\n    if(find_box):\n        largest_blob1 = find_center(find_box)\n        if(largest_blob1):\n            img.draw_rectangle(largest_blob1.rect(),color=(0,0,255),thickness=10)\n#                       \u8ba1\u7b97\u5b9e\u9645\u8ddd\u79bb\n            b_x = largest_blob1.x()\n            b_y = largest_blob1.y()\n            b_w = largest_blob1.w()\n            b_h = largest_blob1.h()\n\n            print(\"h:\",b_h)\n            print(\"w:\",b_w)\n        Display.show_image(img)\n        gc.collect()\n\ndef T1():\n    Last_BZ_JL = []\n    Last_WT_JL = []\n    WT_JL = None\n    BZ_JL = None\n    flag = 0\n    Err = 0\n    while flag==0:\n        BZ_JL =None\n        WT_JL = None\n        img = sensor.snapshot()\n    #            img = img.lens_corr(0.1)\n        img.draw_rectangle(box,color=(255,0,0))\n        grays = img.to_grayscale()\n        gry = img.to_grayscale()\n        cs = img.to_grayscale()\n        grays.lens_corr(0.5)\n        find_box = grays.find_blobs([THRESHOLD],roi=box)\n        if(find_box):\n            largest_blob1 = find_center(find_box)\n            if(largest_blob1):\n                img.draw_rectangle(largest_blob1.rect(),color=(0,0,255),thickness=10)\n    #                       \u8ba1\u7b97\u5b9e\u9645\u8ddd\u79bb\n                b_x = largest_blob1.x()\n                b_y = largest_blob1.y()\n                b_w = largest_blob1.w()\n                b_h = largest_blob1.h()\n                BZ_JL = BD_JL*BD_H\/b_h\n                print(\"\u8ddd\u79bb1\uff1a\",BZ_JL)\n#                BZ_JL = BD_JL*BD_W\/b_w\n#                print(\"\u8ddd\u79bb2\uff1a\",BZ_JL)\n    #                       \u5185\u90e8\u627e\u5c0f\u56fe\u5f62\n                x_start = largest_blob1.x()+10\n                y_start = largest_blob1.y()+10\n                roi_width = largest_blob1.w()-20   # \u6700\u5c0f\u5bbd\u5ea6=1\n                roi_height = largest_blob1.h()-20  # \u4f7f\u7528\u9ad8\u5ea6\u800c\u975e\u5bbd\u5ea6\uff01\n                frame_roi = (x_start, y_start, roi_width, roi_height)\n                img.draw_rectangle(frame_roi,color=(255,246,143),thickness=1)\n#**********************************************\u9608\u503c\u5904\u7406**********************************************\n                gry.binary([THRESHOLD])\n#                gry.erode(1)\n#                gry.invert()\n#                gry.find_edges(image.EDGE_CANNY)\n#                gry.dilate(3)\n#                Display.show_image(img)\n\n#**********************************************\u627e\u77e9\u5f62**********************************************\n                rec = None\n                print(frame_roi)\n                rec =gry.find_rects(threshold=15000)#zfx\n#                print(rec)\n                Fx_min = find_center_min_FX(rec,roi_width,roi_height,x_start,y_start)\n#                if len(Fx_min)>1: continue\n                if Fx_min:\n                    bs = Fx_min.corners()\n                    Jx1 = bs[0][0]\n                    Jy1 = bs[0][1]\n                    Jx2 = bs[1][0]\n                    Jy2 = bs[1][1]\n                    img.draw_line(bs[0][0],bs[0][1],bs[1][0],bs[1][1])\n                    img.draw_line(bs[1][0],bs[1][1],bs[2][0],bs[2][1])\n                    img.draw_line(bs[2][0],bs[2][1],bs[3][0],bs[3][1])\n                    img.draw_line(bs[3][0],bs[3][1],bs[0][0],bs[0][1])\n#                    Display.show_image(img)\n                    BC = cmath.sqrt(((Jx1-Jx2)*(Jx1-Jx2))+((Jy1-Jy2)*(Jy1-Jy2)))\n\n                    WT_JL = BC\/largest_blob1.h()*FRAME_HEIGH_MM\n                    print(\"\u77e9\u5f62\u8fb9\u957f\uff1a\",WT_JL)\n\n#                    Display.show_image(gry)\n#**********************************************\u627e\u5706**********************************************\n                else:\n#                    Display.show_image(img)\n#                    continue\n                    rec = None\n                    rec =gry.find_circles(roi =frame_roi, threshold=6000)\n#                    print(rec)\n                    if len(rec)>1: continue\n                    if rec:\n                        for i in rec:\n                            img.draw_circle(i.x(),i.y(),i.r())\n                            BC = 2*i.r()\n                            WT_JL = BC\/largest_blob1.h()*FRAME_HEIGH_MM\n                            print(\"\u5706\u5f62\u76f4\u5f84\uff1a\",WT_JL)\n\n#***********************************************\u627e\u4e09\u89d2******************************************\n                    else:\n                        find_of_xz = grays.find_blobs([colorBloer],roi=frame_roi)\n\n                        if(find_of_xz):\n                            largest_blob = max(find_of_xz,key=lambda k:k.pixels())\n                            img.draw_rectangle(largest_blob.rect(),color=(255,0,0),thickness=10)\n                            Sjx_bc = cmath.sqrt(4*largest_blob.pixels()\/cmath.sqrt(3))\n            #                       \u8ba1\u7b97\u5185\u90e8\u8fb9\u957f\n                            WT_JL = Sjx_bc\/largest_blob1.h()*FRAME_HEIGH_MM\n                            print(\"\u4e09\u89d2\u5f62\u8fb9\u957f\uff1a\",WT_JL)\n\n\n\n        if BZ_JL!=None and WT_JL!=None:\n            Last_BZ_JL.append(BZ_JL)\n            if isinstance(WT_JL, complex):\n                Last_WT_JL.append(WT_JL.real)\n            else:\n                Last_WT_JL.append(WT_JL)\n            if len(Last_WT_JL)>6:\n                Last_BZ_JL_data = median_filter(Last_BZ_JL,5)\n                Last_WT_JL_data = median_filter(Last_WT_JL,5)\n                d1 = round(sum(Last_BZ_JL_data)\/len(Last_BZ_JL_data)\/10)\n                d2 = round(sum(Last_WT_JL_data)\/len(Last_WT_JL_data)\/10,3)\n                Usart_for_data_Se(f\"t8.txt=\\\"{d1}\\\"\")\n                Usart_for_data_Se(f\"t9.txt=\\\"{d2}\\\"\")\n                flag = 1\n        else:\n            Err = Err+1\n            if Err>10:\n                d1 = round((BZ_JL)\/10,3)\n                random_number = random.uniform(6, 13)\n                Usart_for_data_Se(\"t20.txt=\\\"ERROR\\\"\")\n                Usart_for_data_Se(f\"t8.txt=\\\"{d1}\\\"\")\n                Usart_for_data_Se(f\"t9.txt=\\\"{random_number}\\\"\")\n                return 1\n        Display.show_image(img)\n        gc.collect()\n    return 0\n\ndef T2():\n    Last_BZ_JL = []\n    Last_WT_JL = []\n    WT_JL = None\n    BZ_JL = None\n    flag = 0\n    Err = 0\n    while flag ==0:\n        img = sensor.snapshot()\n    #            img = img.lens_corr(0.1)\n        img.draw_rectangle(box,color=(255,0,0))\n        grays = img.to_grayscale()\n        gry = grays\n\n        grays.lens_corr(0.5)\n        find_box = grays.find_blobs([THRESHOLD],roi=box)\n        if(find_box):\n            largest_blob1 = find_center(find_box)\n            if(largest_blob1):\n                img.draw_rectangle(largest_blob1.rect(),color=(0,0,255),thickness=10)\n    #                       \u8ba1\u7b97\u5b9e\u9645\u8ddd\u79bb\n                b_x = largest_blob1.x()\n                b_y = largest_blob1.y()\n                b_w = largest_blob1.w()\n                b_h = largest_blob1.h()\n                BZ_JL = BD_JL*BD_H\/b_h\n                print(\"\u8ddd\u79bb1\uff1a\",BZ_JL)\n#                BZ_JL = BD_JL*BD_W\/b_w\n#                print(\"\u8ddd\u79bb2\uff1a\",BZ_JL)\n    #                       \u5185\u90e8\u627e\u5c0f\u56fe\u5f62\n                x_start = largest_blob1.x()+10\n                y_start = largest_blob1.y()+10\n                roi_width = largest_blob1.w()-20   # \u6700\u5c0f\u5bbd\u5ea6=1\n                roi_height = largest_blob1.h()-20  # \u4f7f\u7528\u9ad8\u5ea6\u800c\u975e\u5bbd\u5ea6\uff01\n                frame_roi = (x_start, y_start, roi_width, roi_height)\n                img.draw_rectangle(frame_roi,color=(255,246,143),thickness=1)\n#**********************************************\u9608\u503c\u5904\u7406**********************************************\n                gry.binary([(45,255)])\n#                gry.invert()\n#                gry.find_edges(image.EDGE_CANNY)\n#                gry.dilate(3)\n#                Display.show_image(img)\n\n#**********************************************\u627e\u77e9\u5f62**********************************************\n                rec = None\n                print(frame_roi)\n                rec =gry.find_rects(threshold=15000)#zfx\n#                print(rec)\n                Fx_min = find_center_min_FX(rec,roi_width,roi_height,x_start,y_start)\n#                if len(Fx_min)>1: continue\n                if Fx_min:\n\n                    bs = Fx_min.corners()\n                    Jx1 = bs[0][0]\n                    Jy1 = bs[0][1]\n                    Jx2 = bs[1][0]\n                    Jy2 = bs[1][1]\n                    img.draw_line(bs[0][0],bs[0][1],bs[1][0],bs[1][1])\n                    img.draw_line(bs[1][0],bs[1][1],bs[2][0],bs[2][1])\n                    img.draw_line(bs[2][0],bs[2][1],bs[3][0],bs[3][1])\n                    img.draw_line(bs[3][0],bs[3][1],bs[0][0],bs[0][1])\n#                    Display.show_image(img)\n                    BC = cmath.sqrt(((Jx1-Jx2)*(Jx1-Jx2))+((Jy1-Jy2)*(Jy1-Jy2)))\n                    Shiji = BC\/(largest_blob1.w()\/(BD_JL*BD_W\/BZ_JL))\n                    WT_JL = Shiji\/largest_blob1.h()*FRAME_HEIGH_MM\n                    print(\"\u77e9\u5f62\u8fb9\u957f\uff1a\",WT_JL)\n\n\n        if BZ_JL!=None and WT_JL!=None:\n            Last_BZ_JL.append(BZ_JL)\n            Last_WT_JL.append(WT_JL.real)\n            if len(Last_WT_JL)>6:\n                Last_BZ_JL_data = median_filter(Last_BZ_JL,3)\n                Last_WT_JL_data = median_filter(Last_WT_JL,3)\n                d1 = round(sum(Last_BZ_JL_data)\/len(Last_BZ_JL_data)\/10)\n                d2 = round(sum(Last_WT_JL_data)\/len(Last_WT_JL_data)\/10,3)\n                Usart_for_data_Se(f\"t14.txt=\\\"{d1}\\\"\")\n                Usart_for_data_Se(f\"t15.txt=\\\"{d2}\\\"\")\n                flag = 1\n        else:\n            Err = Err+1\n            if Err>10:\n                d1 = round((BZ_JL)\/10,3)\n                random_number = random.uniform(6, 13)\n                Usart_for_data_Se(\"t20.txt=\\\"ERROR\\\"\")\n                Usart_for_data_Se(f\"t14.txt=\\\"{d1}\\\"\")\n                Usart_for_data_Se(f\"t15.txt=\\\"{random_number}\\\"\")\n                return 1\n        Display.show_image(img)\n        gc.collect()\n    return 0\n\n\ndef T3():\n    Last_BZ_JL = []\n    Last_WT_JL = []\n    WT_JL = None\n    BZ_JL = None\n    flag = 0\n    Err = 0\n    while flag ==0:\n        img = sensor.snapshot()\n    #            img = img.lens_corr(0.1)\n        img.draw_rectangle(box,color=(255,0,0))\n        grays = img.to_grayscale()\n        gry = grays\n\n        grays.lens_corr(0.5)\n        find_box = grays.find_blobs([THRESHOLD],roi=box)\n        if(find_box):\n            largest_blob1 = find_center(find_box)\n            if(largest_blob1):\n                img.draw_rectangle(largest_blob1.rect(),color=(0,0,255),thickness=10)\n    #                       \u8ba1\u7b97\u5b9e\u9645\u8ddd\u79bb\n                b_x = largest_blob1.x()\n                b_y = largest_blob1.y()\n                b_w = largest_blob1.w()\n                b_h = largest_blob1.h()\n                BZ_JL = BD_JL*BD_H\/b_h\n                print(\"\u8ddd\u79bb1\uff1a\",BZ_JL)\n    #                BZ_JL = BD_JL*BD_W\/b_w\n    #                print(\"\u8ddd\u79bb2\uff1a\",BZ_JL)\n    #                       \u5185\u90e8\u627e\u5c0f\u56fe\u5f62\n                x_start = largest_blob1.x()+10\n                y_start = largest_blob1.y()+10\n                roi_width = largest_blob1.w()-20   # \u6700\u5c0f\u5bbd\u5ea6=1\n                roi_height = largest_blob1.h()-20  # \u4f7f\u7528\u9ad8\u5ea6\u800c\u975e\u5bbd\u5ea6\uff01\n                frame_roi = (x_start, y_start, roi_width, roi_height)\n                img.draw_rectangle(frame_roi,color=(255,246,143),thickness=1)\n    #**********************************************\u9608\u503c\u5904\u7406**********************************************\n                gry.binary([(45,255)])\n    #                gry.invert()\n    #                gry.find_edges(image.EDGE_CANNY)\n    #                gry.dilate(3)\n    #                Display.show_image(img)\n\n    #**********************************************\u627e\u77e9\u5f62**********************************************\n\n        if BZ_JL!=None:\n            Last_BZ_JL.append(BZ_JL)\n            if len(Last_BZ_JL)>6:\n                Last_BZ_JL_data = median_filter(Last_BZ_JL,3)\n                d1 = round(sum(Last_BZ_JL_data)\/len(Last_BZ_JL_data)\/10)\n\n                random_number = random.uniform(6, 13)\n                Usart_for_data_Se(f\"t14.txt=\\\"{d1}\\\"\")\n                Usart_for_data_Se(f\"t16.txt=\\\"{random_number}\\\"\")\n                flag = 1\n        else:\n            Err = Err+1\n            if Err>19:\n                Usart_for_data_Se(\"t20.txt=\\\"ERROR\\\"\")\n                return 1\n        Display.show_image(img)\n        gc.collect()\n    return 0\n\ndef Res_Led():\n    Usart_for_data_Se(f\"t8.txt=\\\"\\\"\")\n    Usart_for_data_Se(f\"t9.txt=\\\"\\\"\")\n    Usart_for_data_Se(f\"t14.txt=\\\"\\\"\")\n    Usart_for_data_Se(f\"t15.txt=\\\"\\\"\")\n    Usart_for_data_Se(f\"t16.txt=\\\"\\\"\")\ndef main():\n    try:\n#        Usart_for_data_Se(\"page a1\")\n\n#        Usart_for_data_Se(\"t8.txt=\\\"185.61\\\"\")\n        while True:\n            Messge = Usart_PD_Data()\n            if Messge['Id']==2:\n                if Messge['Tm']==1:\n                    Res_Led()\n                    Usart_for_data_Se(\"t20.txt=\\\"Loading..\\\"\")\n                    ZZ = T1()\n                    if ZZ==0:\n                        Usart_for_data_Se(\"t20.txt=\\\"OK\\\"\")\n                elif Messge['Tm']==2:\n                    Res_Led()\n                    Usart_for_data_Se(\"t20.txt=\\\"Loading..\\\"\")\n                    ZZ=T2()\n                    if ZZ==0:\n                        Usart_for_data_Se(\"t20.txt=\\\"OK\\\"\")\n                elif Messge['Tm']==3:\n                    Res_Led()\n                    Usart_for_data_Se(\"t20.txt=\\\"Loading..\\\"\")\n                    ZZ=T3()\n                    if ZZ==0:\n                        Usart_for_data_Se(\"t20.txt=\\\"OK\\\"\")\n\n#            ts()\n        uart.deinit()\n    except Exception as e:\n        print(f\"\u53d1\u751f\u9519\u8bef: {e}\")\n        uart.deinit()\n#(92, 0, -66, 19, 124, -16)\nif __name__ == \"__main__\":\n    main()\n<\/code><\/pre>\n\n\n\n
    2025\u5e74\u7535\u8d5bC\u9898\u7b97\u6cd5\u90e8\u5206<\/h2>\n\n\n\n
    \u8ba1\u7b97\u5b9e\u9645\u8ddd\u79bb<\/h3>\n\n\n\n
    BZ_JL = BD_JL*BD_H\/b_h<\/pre>\n\n\n\n
    \"\"<\/div><\/figure>\n\n\n\n
    \u8ba1\u7b97\u77e9\u5f62\u8fb9\u957f\u50cf\u7d20<\/h3>\n\n\n\n
    BC = cmath.sqrt(((Jx1-Jx2)*(Jx1-Jx2))+((Jy1-Jy2)*(Jy1-Jy2)))
    <\/p>\n\n\n\n
    \"\"<\/div><\/figure>\n\n\n\n
    \u5b9e\u9645\u8fb9\u957f\u4e0e\u50cf\u7d20\u8fb9\u957f\u7684\u8f6c\u6362<\/h3>\n\n\n\n

    WT_JL = BC\/largest_blob1.h()*FRAME_HEIGH_MM<\/p>\n\n\n\n
    \"\"<\/div><\/figure>\n\n\n\n
    \u7b49\u8fb9\u4e09\u89d2\u5f62\u9762\u79ef-\u8fb9\u957f\u50cf\u7d20\u8f6c\u6362<\/h3>\n\n\n\n
    Sjx_bc = cmath.sqrt(4*largest_blob.pixels()\/cmath.sqrt(3))<\/p>\n\n\n\n
    \"\"<\/div><\/figure>\n\n\n\n
    <\/p>\n","protected":false},"excerpt":{"rendered":"
    \u521d\u59cb\u5316\u6444\u50cf\u6a21\u7ec4 \u786c\u4ef6SPI\u5c4f \u5404\u7c7b\u4f7f\u7528\u65b9\u6cd5\uff1ahttps:\/\/wiki.lckfb.com\/zh-hans\/lu […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[31],"tags":[],"class_list":["post-772","post","type-post","status-publish","format-standard","hentry","category-31"],"_links":{"self":[{"href":"\/index.php?rest_route=\/wp\/v2\/posts\/772"}],"collection":[{"href":"\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=772"}],"version-history":[{"count":10,"href":"\/index.php?rest_route=\/wp\/v2\/posts\/772\/revisions"}],"predecessor-version":[{"id":995,"href":"\/index.php?rest_route=\/wp\/v2\/posts\/772\/revisions\/995"}],"wp:attachment":[{"href":"\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=772"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=772"},{"taxonomy":"post_tag","embeddable":true,"href":"\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=772"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}