Web Serial Preview & Control Panel

Serial Connection

Disconnected

Baud Rate

Chunk Size (bytes)

Delay Between Chunks (ms)

Display the welcome screen on the device

UPI URL

UPI ID

Amount (₹)

Display the failure screen on the device

Failure Reason

Display the cancellation screen on the device

Log / Device Responses

15:16:43Device plugged in. Attempting auto-connect...

15:16:43Auto-connected at baud: 230400

15:16:43Starting read loop...

15:16:43Device: E

15:16:43Device: SP32 Chip model = 5, Rev 4 ESP32 Chip ID = 74282E62F8B8

15:16:48Reader closed.

15:16:48Error closing port: TypeError: Failed to execute 'cancel' on 'ReadableStreamDefaultReader': This readable stream reader has been released and cannot be used to cancel its previous owner stream

15:16:48Port closed.

15:16:53Error opening serial port: NetworkError: Failed to execute 'open' on 'SerialPort': Failed to open serial port.

Web Serial Preview & Control Panel

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