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#ifndef PIN_H
#define PIN_H
#include "gpio.h"
class Pin {
private:
GPIO_t& g;
int n;
public:
Pin(GPIO_t& gpio, int pin) : g(gpio), n(pin) {}
enum Mode {
Input,
Output,
AF,
Analog,
};
enum Type {
PushPull,
OpenDrain,
};
void set_mode(Mode m) {
g.MODER = (g.MODER & ~(3 << (n * 2))) | m << (n * 2);
}
void set_type(Type t) {
if(t) {
g.OTYPER |= 1 << n;
} else {
g.OTYPER &= ~(1 << n);
}
}
void set_af(int af) {
if(n > 8) {
g.AFRL = (g.AFRL & ~(0xf << (n * 4))) | af << (n * 4);
} else {
g.AFRH = (g.AFRL & ~(0xf << (n * 4 - 32))) | af << (n * 4 - 32);
}
}
void on() {
g.BSRR = 1 << n;
}
void off() {
g.BSRR = 1 << 16 << n;
}
void toggle() {
if(g.ODR & (1 << n)) {
off();
} else {
on();
}
}
};
static Pin PB0(GPIOD, 0);
static Pin PB1(GPIOD, 1);
static Pin PB2(GPIOD, 2);
static Pin PB3(GPIOD, 3);
static Pin PB4(GPIOD, 4);
static Pin PB5(GPIOD, 5);
static Pin PB6(GPIOD, 6);
static Pin PB7(GPIOD, 7);
static Pin PB8(GPIOD, 8);
static Pin PB9(GPIOD, 9);
static Pin PD12(GPIOD, 12);
static Pin PD13(GPIOD, 13);
static Pin PD14(GPIOD, 14);
static Pin PD15(GPIOD, 15);
#endif
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