#include "sys.h" #include "usart.h" #include "delay.h" #include "lcd.h" int main(void) { //systick_config(); // 初始化systick计时器 delay_init(); //uart_init(115200); Lcd_Init(); rcu_periph_clock_enable(RCU_GPIOA); //打开GPIOC时钟 gpio_init(GPIOA, GPIO_MODE_OUT_PP, GPIO_OSPEED_50MHZ, GPIO_PIN_0); //将PC13配置为推挽输出,最高支持50MHz gpio_bit_reset(GPIOA, GPIO_PIN_0); //将PC13置低电平,点亮LED while(1) { gpio_bit_reset(GPIOA, GPIO_PIN_0); //将PC13置低电平,点亮LED delay_ms(200); gpio_bit_set(GPIOA, GPIO_PIN_0); //将PC13置高电平,熄灭LED delay_ms(200); //printf("hello world!!!!"); LCD_ShowString(10,35,"1.54 TFT SPI 240*240",RED); LCD_ShowString(10,55,"LCD_W:",RED); LCD_ShowNum(70,55,LCD_W,3,RED); LCD_ShowString(110,55,"LCD_H:",RED);LCD_ShowNum(160,55,LCD_H,3,RED); } }