I have an apple II, arduino mega, and a modern PC all wired up the RS232 out of the apple hits a MAX232 and goes into the serial 1 of the MEGA, the MEGA then simply spits out what it reads on serial one back to the PC the problem is its printing out wrong values, I hit H on the apple and it spits …

Confused with serial

nickgammon September 21, 2012, 10:50pm 7

As I recall, the Apple II didn't come with a serial port. What serial card are you using? How are you certain it is 8N1?

Can you show the code from the Apple?

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