I've connected pin 4 (RX) to my Arduino UNO pin 1 (tx) and pumpan ascii letter 'A' to it and cycle thru baud rates from 1200 to 38400... but the cursor never moves nordoes the letter 'A' appear.
This causes a underbar cursor to be displayed in pos 0 (row 1, col 1).
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via Egeo 16