Adolfo Reyna
69 lines
1.7 KiB
Python
69 lines
1.7 KiB
Python
import serial
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import time
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import sys
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def run_diagnostic(port):
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print(f"Opening serial port {port}...")
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try:
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ser = serial.Serial(port, 115200, timeout=1)
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except Exception as e:
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print("Failed to open serial port:", e)
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return False
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print("Interrupting board execution (Ctrl+C)...")
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for _ in range(30):
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ser.write(b'\x03')
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time.sleep(0.02)
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time.sleep(0.5)
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ser.read_all()
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print("Entering raw REPL...")
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ser.write(b'\x01')
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time.sleep(0.2)
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resp = ser.read_all()
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if b'raw REPL' not in resp and b'OK' not in resp and b'raw' not in resp:
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print("Could not enter raw REPL:", resp)
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ser.close()
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return False
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# Python code to test playback
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test_code = """
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import audio_util
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try:
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print("Starting play_tone test...")
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audio_util.play_tone(440, 1000, 50)
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print("play_tone test finished!")
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except Exception as e:
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import sys
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sys.print_exception(e)
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"""
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print("Running diagnostic code on the board...")
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# Send code
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ser.write(test_code.encode('utf-8'))
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ser.write(b'\x04') # Ctrl+D to execute
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time.sleep(0.2)
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# Read output
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print("\n--- Board Output ---")
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start = time.time()
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while time.time() - start < 5.0:
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line = ser.readline()
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if line:
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print(line.decode('utf-8', 'ignore').strip())
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# Reset the board to return to normal
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print("Resetting board to normal...")
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ser.write(b'\x02') # Ctrl+B to exit raw REPL
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time.sleep(0.1)
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ser.write(b'\x03')
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time.sleep(0.1)
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ser.write(b"import machine\nmachine.reset()\n")
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ser.close()
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return True
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if __name__ == "__main__":
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run_diagnostic('/dev/cu.usbmodem101')
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