#include "msp430tools.h"

const char shift_table[8] = {
    0x01, 0x02, 0x04, 0x08, 0x10, 0x20, 0x40, 0x80
};

void delay_ms(int ms) {
    while (ms-- > 0)
        __delay_cycles(MHZ * 1000);
}

char pin_dir_dynamic_(char pin, char dir) {
    if (dir)
        pin_dir_port_(pin) |= pin_bit_mask_(pin);
    else
        pin_dir_port_(pin) &= ~pin_bit_mask_(pin);
}

char pin_read_dynamic_(char pin) {
    return (pin_in_port_(pin) & 1) > 0;
}

char pin_write_dynamic_(uint16_t pin, char value) {
    if (value)
        pin_out_port_(pin) |= pin_bit_mask_(pin);
    else
        pin_out_port_(pin) &= ~pin_bit_mask_(pin);
}