ak.c

#include <sysinit.h>
#include "basic/basic.h"
#include "lcd/render.h"
#include "lcd/backlight.h"

#define BTN_NONE 0
#define BTN_UP   (1<<0)
#define BTN_DOWN (1<<1)
#define BTN_LEFT (1<<2)
#define BTN_RIGHT (1<<3)
#define BTN_ENTER (1<<4)

static const char * keyname[] = { [BTN_UP] = "up", [BTN_DOWN] = "down", [BTN_LEFT] = "left", [BTN_RIGHT] = "right", [BTN_ENTER] = "enter" };

void main_ak(void) {
	int y = 0;

	backlightInit();

	while (1) {
		lcdDisplay();
		delayms(10);
		
		int key = getInput();
		if (key != BTN_NONE) {
			if (y >= 70) {
				lcdFill(0);
				y = 0;
			}
			gpioSetValue(RB_LED0, !(y % 20));
			gpioSetValue(RB_LED3, (y % 20));
			DoString(0, y, keyname[key]);
			y+=10;
		}
	}
}