更新SANT的摄像头，支持usb获取，修复文本清屏刷新问题

boards/default_src/micropython/origin/build/lib/uframebuf.py

@@ -417,7 +417,6 @@ class FrameBuffer_Uincode(FrameBuffer_Base):
 				if sync: self.fill(bg_color, sync=False)
 				self.set_buffer(data, sync)
 			else:
-				yy = y 
 				if size is None:
 					font_len, font_buffer = self._take_buffer(str(data), space, 1)
 					size = min((self.width // font_len) if font_len > 0 else 1, self.height // self._font.height)
@@ -425,11 +424,7 @@ class FrameBuffer_Uincode(FrameBuffer_Base):
 				font_len, font_buffer = self._take_buffer(str(data), space, size)
 				x = (self.width - font_len + space) // 2 if center else x
 				y = (self.height - self._font.height * size) // 2 if y is None else y
-				if sync:
+				if sync: self.fill(bg_color, sync=False)
-					if yy is None:
-						self.fill(bg_color, sync=False)
-					else:
-						self.fill_rect(x - 1, y - 1, font_len + 2, font_buffer[0][1][1] * size + 2, bg_color, sync=False)
 				for buffer in font_buffer:    #Display character
 					self.bitmap(buffer, x, y, size, bold, color)
 					x = buffer[1][0] * size + x + space

boards/default_src/micropython_esp32s3/origin/build/lib/camera.py

@@ -11,6 +11,7 @@ import base64
 from sensor import *
 from machine import SoftI2C, Pin
 from mixgo_sant import onboard_bot
+from esp_usb import CAM
 
 class GC032A(Camera):
     def __init__(self, framesize=LCD, hmirror=None, frame=1):
@@ -43,3 +44,26 @@ class GC032A(Camera):
                 return _data
         else:
             return super().snapshot(path, quality=50)
+
+class UVC(CAM):
+    def __init__(self, framesize=QVGA):
+        super().__init__(framesize)
+
+    def deinit(self):
+        super().deinit()
+
+    def display(self, show=True):
+        if show:
+            super().display()
+        else:
+            super().display_stop()
+
+    def snapshot(self, path=None, formats=0, quality=50):
+        if path is None:
+            _data = super().snapshot(formats=formats, quality=quality)
+            if formats >= 2:
+                return b'data:image/jpg;base64,' + base64.b64encode(_data)
+            else:
+                return _data
+        else:
+            return super().snapshot(path, quality=50)

boards/default_src/micropython_esp32s3/origin/build/lib/st7789_cf.py

@@ -10,6 +10,8 @@ from tftlcd import LCD15
 
 class ST7789(uframebuf.FrameBuffer_Uincode):
 	def __init__(self, width=240, height=240, reset=None, backlight=None, direction=1, font_address=0x700000):
+		self.display = LCD15(portrait=direction)
+		self.display.deinit()
 		if reset is not None:
 			reset(0, 50)
 			reset(1, 100)