期末大作业-增加了字和图片，修复了显示屏影响矩阵键盘和数码管的问题。

由于没有外部中断，所以在系统时钟中断里读取矩阵键盘了。并且在定时器中断里设置时间。把显示屏这个比较耗费时间的部分都放到主函数里。初始化显示屏也比较费时间，所以最后初始化。

但是现在的时间误差还是比较大的。

FinalHomework/Core/Inc/Hanzi.h

@@ -35,7 +35,24 @@ const uint8_t HanziTab[] = /*"
 0x44,0x10,0x88,0x10,0x88,0x08,0x00,0x04,0xFE,0x7F,0x02,0x40,0x01,0x20,0xF8,0x07,
 0x00,0x02,0x80,0x01,0xFF,0x7F,0x80,0x00,0x80,0x00,0x80,0x00,0xA0,0x00,0x40,0x00,/*"ѧ",13*/
 0x00,0x02,0x1E,0x04,0xD2,0x7F,0x4A,0x40,0x2A,0x20,0x86,0x1F,0x0A,0x00,0x12,0x00,
-0xD2,0x7F,0x12,0x09,0x16,0x09,0x0A,0x09,0x82,0x48,0x82,0x48,0x42,0x70,0x22,0x00};/*"Ժ",14*/
+0xD2,0x7F,0x12,0x09,0x16,0x09,0x0A,0x09,0x82,0x48,0x82,0x48,0x42,0x70,0x22,0x00,/*"院",14*/
+
+0x00,0x04,0xFE,0x05,0x12,0x04,0x12,0x04,0x12,0x04,0xFE,0x0C,0x82,0x14,0x82,0x24,
+0x82,0x44,0xFE,0x44,0x12,0x04,0x12,0x04,0x12,0x04,0xFE,0x05,0x00,0x04,0x00,0x04,/*"卧",15*/
+/* (16 X 16 , 宋体 )*/
+
+0x08,0x09,0x08,0x09,0xE8,0x7F,0x08,0x09,0xDF,0x3F,0x48,0x29,0xCC,0x3F,0x5C,0x29,
+0xEA,0x3F,0x0A,0x00,0x89,0x1F,0x88,0x10,0x88,0x1F,0x88,0x10,0x88,0x1F,0x88,0x10,/*"槽",16*/
+/* (16 X 16 , 宋体 )*/
+
+0x80,0x00,0x88,0x00,0x88,0x00,0x88,0x00,0xF8,0x1F,0x84,0x00,0x82,0x00,0x80,0x00,
+0x80,0x00,0xFF,0x7F,0x80,0x00,0x80,0x00,0x80,0x00,0x80,0x00,0x80,0x00,0x80,0x00,/*"牛",17*/
+/* (16 X 16 , 宋体 )*/
+
+0x00,0x00,0xE4,0x3F,0x08,0x00,0xC8,0x1F,0x40,0x10,0xC0,0x1F,0x0F,0x00,0xE8,0x3F,
+0x28,0x22,0xE8,0x3F,0x28,0x22,0xE8,0x3F,0x28,0x20,0x14,0x00,0xE2,0x7F,0x00,0x00};/*"逼",18*/
+/* (16 X 16 , 宋体 )*/
+
 
 
 uint16_t const ScanTab[] =

FinalHomework/Core/Src/main.c

@@ -29,6 +29,7 @@
 #include "test.h"
 #include "SegLed.h"
 #include "MatrixKey.h"
+#include "gui.h"
 /* USER CODE END Includes */
 
 /* Private typedef -----------------------------------------------------------*/
@@ -51,7 +52,7 @@
 /* USER CODE BEGIN PV */
 uint16_t mPos=0;
 
-uint16_t mNum=0;
+uint16_t mNum=15;
 
 stSysTickTimer sSysTickTimer = {
   0, 0, 0, 0
@@ -66,6 +67,10 @@ structTime stTime = {
   .mTenMilCount = 0,
   .bTenMilIsOk = 0
 };
+uint8_t KeyValue = 0;
+
+extern const unsigned char gImage_qq[3200];
+extern const unsigned char gImage_Neuro_Sama[40704];
 /* USER CODE END PV */
 
 /* Private function prototypes -----------------------------------------------*/
@@ -76,7 +81,31 @@ void SystemClock_Config(void);
 
 /* Private user code ---------------------------------------------------------*/
 /* USER CODE BEGIN 0 */
-
+void Gui_Drawbmp_full(uint16_t x,uint16_t y,const unsigned char *p) //显示159*128 图片
+{
+  int i; 
+	unsigned char picH,picL; 
+	LCD_SetWindows(x,y,x+159-1,y+128-1);//窗口设置
+  for(i=0;i<159*128;i++)
+	{	
+	 	picL=*(p+i*2);	//数据低位在前
+		picH=*(p+i*2+1);				
+		Lcd_WriteData_16Bit(picH<<8|picL);  						
+	}	
+	LCD_SetWindows(0,0,lcddev.width-1,lcddev.height-1);//恢复显示窗口为全屏	
+}
+void my_test(void)
+{
+	LCD_direction(1);
+  // LCD_Clear(WHITE);
+	// DrawTestPage("图片显示测试");
+	//LCD_Fill(0,20,lcddev.width,lcddev.height-20,WHITE);
+	Gui_Drawbmp_full(0,0,gImage_Neuro_Sama);
+	// Show_Str(20+12,75,BLUE,YELLOW,"QQ",16,1);
+	// Gui_Drawbmp16(70,30,gImage_qq);
+	// Show_Str(70+12,75,BLUE,YELLOW,"QQ",16,1);
+	HAL_Delay(1200);
+}
 /* USER CODE END 0 */
 
 /**
@@ -87,8 +116,7 @@ int main(void)
 {
 
   /* USER CODE BEGIN 1 */
-  uint8_t KeyValue = 0;
+
-	uint16_t cnt = 0;
   /* USER CODE END 1 */
 
   /* MCU Configuration--------------------------------------------------------*/
@@ -112,9 +140,9 @@ int main(void)
   MX_SPI2_Init();
   MX_TIM3_Init();
   /* USER CODE BEGIN 2 */
-  LCD_Init();
   HAL_TIM_Base_Start_IT(&htim3);
   TimeToBuff(&stTime);
+  LCD_Init();
   /* USER CODE END 2 */
 
   /* Infinite loop */
@@ -126,34 +154,9 @@ int main(void)
     /* USER CODE BEGIN 3 */
     if (sSysTickTimer.bTenMilSecOk) {
       sSysTickTimer.bTenMilSecOk = 0;
-			if(++cnt>=30)
-			{
-				cnt=0;
-				if(++mNum>=6)
-					mNum=0;	
-			}
-      KeyValue = MatrixKeyScan();
-      if (KeyValue != NO_KEY) {
-        for (int i = 0; i < 16; i++) {
-          if (KeyValue == KeyTable[i]) {
-            tempValue = i;
-          }
-        }
-        DispToBuff(tempValue);
-      }
     }
     if (stTime.bSecondIsOk) {
       stTime.bSecondIsOk = 0;
-      if (++stTime.mSecond >= 60) {
-        stTime.mSecond = 0;
-        if (++stTime.mMinute >= 60) {
-          stTime.mMinute = 0;
-          if (++stTime.mHour >= 24) {
-            stTime.mHour = 0;
-          }
-        }
-      }
-      TimeToBuff(&stTime);
     }
     // main_test();
     // Test_Color();
@@ -167,6 +170,7 @@ int main(void)
     if (sSysTickTimer.bTimeOk) {
       sSysTickTimer.bTimeOk = 0;
       HAL_GPIO_TogglePin(TickLed_GPIO_Port, TickLed_Pin);
+      my_test();
     }
   }
   /* USER CODE END 3 */

FinalHomework/Core/Src/stm32g4xx_it.c

@@ -24,6 +24,8 @@
 /* USER CODE BEGIN Includes */
 #include "variable.h"
 #include "hc595.h"
+#include "SegLed.h"
+#include "MatrixKey.h"
 /* USER CODE END Includes */
 
 /* Private typedef -----------------------------------------------------------*/
@@ -62,6 +64,11 @@ extern TIM_HandleTypeDef htim3;
 extern stSysTickTimer sSysTickTimer;
 extern structTime stTime;
 extern void Display(void);
+extern uint16_t mPos;
+extern uint16_t mNum;
+extern uint8_t tempValue;
+extern uint8_t KeyValue;
+
 /* USER CODE END EV */
 
 /******************************************************************************/
@@ -195,9 +202,20 @@ void SysTick_Handler(void)
   if (++sSysTickTimer.mMilSecCount >= 10) {
     sSysTickTimer.mMilSecCount = 0;
     sSysTickTimer.bTenMilSecOk = 1;
+    KeyValue = MatrixKeyScan();
+    if (KeyValue != NO_KEY) {
+      for (int i = 0; i < 16; i++) {
+        if (KeyValue == KeyTable[i]) {
+          tempValue = i;
+        }
+      }
+      DispToBuff(tempValue);
+    }
     if (++sSysTickTimer.mTimeCount >= 100) {
       sSysTickTimer.mTimeCount = 0;
       sSysTickTimer.bTimeOk = 1;
+      if(++mNum>=19)
+        mNum=15;	
     }
   }
   /* USER CODE END SysTick_IRQn 1 */
@@ -227,6 +245,16 @@ void TIM3_IRQHandler(void)
     if (++stTime.mTimeCount >= 100) {
       stTime.mTimeCount = 0;
       stTime.bSecondIsOk = 1;
+      TimeToBuff(&stTime);
+      if (++stTime.mSecond >= 60) {
+        stTime.mSecond = 0;
+        if (++stTime.mMinute >= 60) {
+          stTime.mMinute = 0;
+          if (++stTime.mHour >= 24) {
+            stTime.mHour = 0;
+          }
+        }
+      }
     }
   }
   /* USER CODE END TIM3_IRQn 1 */