PP0=Pull_down, PP4=Pull_down, PP2=Pull_down, PP1=Pull_down
Port 1 pull-up/pull-down select register
PP0 | Pull-up/pull-down select port 1 bit 0 0 (Pull_down): Pull-down device is selected 1 (Pull_up): Pull-up device is selected (default) |
PP1 | Pull-up/pull-down select port 1 bit 1 0 (Pull_down): Pull-down device is selected 1 (Pull_up): Pull-up device is selected (default) |
PP2 | Pull-up/pull-down select port 1 bit 2 0 (Pull_down): Pull-down device is selected 1 (Pull_up): Pull-up device is selected (default) |
PP4 | Pull-up/pull-down select port 1 bit 4 0 (Pull_down): Pull-down device is selected 1 (Pull_up): Pull-up device is selected (default) |