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i/o on Par0
I want to use the par0 port to monitor the levels (0 - 5v) of 8 relay
outputs (actually, I'm counting pulses). To do this I intend to
1. Use manual mode par0. If I switched things like dma off am I right in
assuming I can monitor my relays just by reading the relevant register
bits for par0 input?
2. Uses an amended gpio driver to read the levels of the data pins of
par0 on every timer interrupt.
Is this ok?
I'm a complete beginner in parallel port programming so I may have