ucgui3.9移植用的原子哥的旗舰3.5寸屏开发板LCD背景不变的是为什么？

[C] 纯文本查看 复制代码
//mian.c#include "delay.h"#include "sys.h"#include "gui.h"#include "lcduser.h"#include "usart.h"  int main(void) { delay_init();       NVIC_Configuration();  uart_init(9600);         GUI_Init(); GUI_SetFont(&GUI_Font24B_ASCII);GUI_SetBkColor(GUI_BLUE);GUI_SetColor(GUI_YELLOW);GUI_Clear();        GUI_DispStringAt("ABCDefg",100,100);GUI_DispStringAt("aabbbbbb",200,200);  while(1) ;}//LCDconf.h    #ifndef LCDCONF_H#define LCDCONF_H#define LCD_XSIZE          (320)/* 320 -> 400 */#define LCD_YSIZE          (480)/* 240 */#define LCD_CONTROLLER     (-1)/* 9320 -> 5420 */#define LCD_BITSPERPIXEL   (16)#define LCD_FIXEDPALETTE   (565)#define LCD_SWAP_RB        (1)   //#define LCD_SWAP_XY        (1)//LCD_MIRROR_X#define LCD_INIT_CONTROLLER()  LCDUSER_Init()#endif /* LCDCONF_H *///guiconf.h#ifndef GUICONF_H#define GUICONF_H#define GUI_OS                    (0)  /* Compile with multitasking support */#define GUI_SUPPORT_TOUCH         (0)  /* Support a touch screen (req. win-manager) */#define GUI_SUPPORT_UNICODE       (0)  /* Support mixed ASCII/UNICODE strings */#define GUI_DEFAULT_FONT          &GUI_Font6x8#define GUI_ALLOC_SIZE          1024*10  /* Size of dynamic memory ... For WM and memory devices*//***********************************************************************         Configuration of available packages*/#define GUI_WINSUPPORT            0  /* Window manager package available */#define GUI_SUPPORT_MEMDEV        0  /* Memory devices available */#define GUI_SUPPORT_AA            0  /* Anti aliasing available */#endif  /* Avoid multiple inclusion *///LCDNull.cvoid LCD_L0_DrawHLine(int x0, int y,  int x1) {LCD_DrawLine(x0, y, x1, y);}void LCD_L0_DrawVLine(int x, int y0,  int y1) {LCD_DrawLine(x, y0, x, y0);}void LCD_L0_FillRect(int x0, int y0, int x1, int y1) {   #if !LCD_SWAP_XY  for (; y0 <= y1; y0++) {    LCD_L0_DrawHLine(x0,y0, x1);  }#else  for (; x0 <= x1; x0++) {    LCD_L0_DrawVLine(x0,y0, y1);  }#endif}int LCD_L0_Init(void) {LCDUSER_Init();  return 0;}void LCD_L0_SetPixelIndex(int x, int y, int PixelIndex) {LCD_SetPoint(x,y,PixelIndex);}unsigned int LCD_L0_GetPixelIndex(int x, int y) //??????????{return LCD_ReadPoint(x,y); }