fix(i2c.py): 修复 status.py 时间和退出处理问题

i2c.py/status.py

@@ -10,7 +10,7 @@ from PIL import Image, ImageDraw, ImageFont
 DISPLAY_WIDTH = 128
 DISPLAY_HEIGHT = 64
 SYSTEM_INFO_INTERVAL = 2.0
-DISPLAY_REFRESH_INTERVAL = 0.1
+DISPLAY_REFRESH_INTERVAL = 1.0
 FONT_PATH = '/usr/share/fonts/truetype/wqy/wqy-microhei.ttc'
 FONT_SIZE_SMALL = 11
 FONT_SIZE_DATE = 16
@@ -84,11 +84,21 @@ while running:
     draw_text(1, f"CPU: {cpu}")
     draw_text(2, mem)
     draw_text(3, disk)
-    draw_text(4, time.strftime("%Y-%m-%d, %H:%M:%S"), font_date)
+    draw_text(4, time.strftime("%Y-%m-%d %H:%M:%S"), font_date)
 
     disp.image(image)
+    try:
         disp.show()
+    except Exception:
+        try:
+            i2c.unlock()
+        except Exception:
+            pass
+        time.sleep(1)
     time.sleep(DISPLAY_REFRESH_INTERVAL)
 
-disp.fill(0)
+try:
-disp.show()
+    disp.fill(0)
+    disp.show()
+except Exception:
+    pass