Taltech_embedded/common/bump.c

14 lines
328 B
C

#include "bump.h"
#include "inc/msp432p401r.h"
void BumpInit(void) {
P4->SEL0 &= ~BUMP_PINS;
P4->SEL1 &= ~BUMP_PINS; // configure P4.0 P4.2 P4.3 P4.5 P4.6 P4.7 as gpio
P4->DIR &= ~BUMP_PINS; // configure as input
P4->REN |= BUMP_PINS; // enable pull resisors
}
uint8_t BumpRead(void) {
return P4->IN;
}