#include "stm32f1xx_hal.h"
#include "lcd.h"
#include <stdio.h>

int counter = 0;

void SystemClock_Config(void);
void GPIO_Init(void);

int main(void) {
    HAL_Init();
    SystemClock_Config();
    GPIO_Init();
    LCD_Init();

    // Menampilkan Nama & NRP
    LCD_SetCursor(0, 0);
    LCD_Print("Nama: Najma");
    LCD_SetCursor(1, 0);
    LCD_Print("NRP: 5049231035");

    HAL_Delay(3000);  // Tunggu 3 detik
    LCD_Clear();

    while (1) {
        // Up Counter
        for (counter = 0; counter <= 9; counter++) {
            char buffer[16];
            sprintf(buffer, "Count: %02d", counter);
            LCD_SetCursor(0, 0);
            LCD_Print("Up Counter");
            LCD_SetCursor(1, 0);
            LCD_Print(buffer);
            HAL_Delay(500);
        }

        HAL_Delay(2000);
        LCD_Clear();

        // Down Counter
        for (counter = 9; counter >= 0; counter--) {
            char buffer[16];
            sprintf(buffer, "Count: %02d", counter);
            LCD_SetCursor(0, 0);
            LCD_Print("Down Counter");
            LCD_SetCursor(1, 0);
            LCD_Print(buffer);
            HAL_Delay(500);
        }

        HAL_Delay(2000);
        LCD_Clear();
    }
}

void GPIO_Init(void) {
    __HAL_RCC_GPIOA_CLK_ENABLE();

    GPIO_InitTypeDef GPIO_InitStruct = {0};
    GPIO_InitStruct.Pin = LCD_RS | LCD_EN | LCD_D4 | LCD_D5 | LCD_D6 | LCD_D7;
    GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP;
    GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
    HAL_GPIO_Init(LCD_PORT, &GPIO_InitStruct);
}