4 typedef volatile struct
6 int np_piodata
; // read/write, up to 32 bits
7 int np_piodirection
; // write/readable, up to 32 bits, 1->output bit
8 int np_piointerruptmask
; // write/readable, up to 32 bits, 1->enable interrupt
9 int np_pioedgecapture
; // read, up to 32 bits, cleared by any write
13 void nr_pio_showhex(int value
); // shows low byte on pio named na_seven_seg_pio