when reading PORT[A-C] the ANSELH? has to be set correctly
minor error. when using digital output we set the bit to 0 not 1
ANSELH? setting done for digital_output ports
digital_input now fixed
Now fixing the digital I/O. we should have used andwf and not iorwf
fixing analog input for a pin
fixing the analog_input for a port
simplifyin the analog_input for a pin
opcode should be tabbed