主函数代码如下

int main(void)
{
  /*!< At this stage the microcontroller clock setting is already configured, 
       this is done through SystemInit() function which is called from startup
       file (startup_stm32f10x_xx.s) before to branch to application main.
       To reconfigure the default setting of SystemInit() function, refer to
       system_stm32f10x.c file
     */     
  u16 i, len, c2len;
  u16 x;
  u16 y;
  u8 c[] = "www.armjishu.com";
  u8 c2[] = "TFT LCD 320X240";
  u8 *str;
  u16 charColor;
  u16 bkColor;
  
  len = sizeof(c)-1;
  c2len = sizeof(c2)-1;
  
  
  /* USARTx configured as follow:
        - BaudRate = 115200 baud  
        - Word Length = 8 Bits
        - One Stop Bit
        - No parity
        - Hardware flow control disabled (RTS and CTS signals)
        - Receive and transmit enabled
  */
  USART_InitStructure.USART_BaudRate = 115200;
  USART_InitStructure.USART_WordLength = USART_WordLength_8b;
  USART_InitStructure.USART_StopBits = USART_StopBits_1;
  USART_InitStructure.USART_Parity = USART_Parity_No;
  USART_InitStructure.USART_HardwareFlowControl = USART_HardwareFlowControl_None;
  USART_InitStructure.USART_Mode = USART_Mode_Rx | USART_Mode_Tx;
 
  STM_EVAL_COMInit(COM1, &USART_InitStructure);
 
  /* Output a message on Hyperterminal using printf function */
  printf("\n\rUSART Printf Example: retarget the C library printf function to the USART\n\r");
  printf("\r\n\n\n WWW.ARMJISHU.COM  %s configured....", EVAL_COM1_STR);
  printf("\n\r ############ WWW.ARMJISHU.COM! ############ ("__DATE__ " - " __TIME__ ")");
 
  printf("\r\n");
  printf("  _____ _______ __  __ ____ ___  ______ __  ___\r\n");
  printf(" / ____|__   __|  \\/  |___ \\__ \\|  ____/_ |/ _ \\\r\n");
  printf("| (___    | |  | \\  / | __) | ) | |__   | | | | |_  __\r\n");
  printf(" \\___ \\   | |  | |\\/| ||__ < / /|  __|  | | | | \\ \\/ /\r\n");

  printf(" ____) |  | |  | |  | |___) / /_| |     | | |_| |>    

没人么？？

慢慢 缩小包围圈,看问题出在哪?

回复第 3 楼 于2013-03-12 22:25:14发表:
慢慢 缩小包围圈,看问题出在哪?
就是那个printf函数那块，原来做串口的时候它工作就不正常。我做个彩屏，要USART串口功能干嘛，我把它注释掉，彩屏就不好使，不知道什么原因呢
 

要找原因，可以慢慢地注释掉不需要的，步子不要太大；（要不，留着串口输出也没什么大碍，需要的时候还可以用用 ）

回复第 5 楼 于2013-03-13 08:57:41发表:
要找原因，可以慢慢地注释掉不需要的，步子不要太大；（要不，留着串口输出也没什么大碍，需要的时候还可以用用 ）好吧 

ili9320_Initializtion();函数中用了串口发送