MCP3201 problems

[tumbleweed]

Do the raw ADC readings out the serial port make sense? I'd concentrate on getting those right first.

[mark_s]

It would be a lot easier to use another pic with 3 extra I/O pins. Then your 6 push buttons would be reliable. But if you are minimalist and want a challenge go for it.

[fratello]

@tumbleweed : I don't understand what you mean ...
@Mark's : It's impossible another approach ! The steering wheel commands don't allow ...