update

MPPT/read.py

@@ -68,6 +68,7 @@ def read_vedirect(port='/dev/ttyAMA4', baudrate=19200, timeout=20, max_attempts=
             # Initialize data dictionary and tracking variables
             data = {}
             start_time = time.time()
+            checksum_found = False
             
             while time.time() - start_time < timeout:
                 line = ser.readline().decode('utf-8', errors='ignore').strip()
@@ -82,18 +83,23 @@ def read_vedirect(port='/dev/ttyAMA4', baudrate=19200, timeout=20, max_attempts=
                     print(f"{key}: {value}")
                 else:
                     print(f"Info: {line}")
+                    # Check if this is the checksum line (end of data block)
+                    if line.lower().startswith('checksum') or 'checksum' in line.lower():
+                        checksum_found = True
                 
                 # Check if we have a complete data block
-                if 'Checksum' in data:
+                if checksum_found:
                     # Check if we have all required keys
                     missing_keys = [key for key in required_keys if key not in data]
                     if not missing_keys:
+                        print("✓ Complete data block received!")
                         ser.close()
                         return data
                     else:
                         print(f"Incomplete data, missing: {', '.join(missing_keys)}")
-                        # Clear data and continue reading
+                        # Reset and continue reading
                         data = {}
+                        checksum_found = False
             
             # Timeout occurred
             print(f"Timeout on attempt {attempt+1}: Could not get complete data")