更新：

1、频率输出的驱动程序调整；
2、新增hart测试代码；

App/APP_WU/Src/app_screen_main.c

@@ -1152,6 +1152,7 @@ void set_working_mode(SIG_FUNCTIONS mode, SIG_FUNCTIONS_TYPE type)
         //功能关闭
         m5data.io_on2off = IO_OFF;
         io_on2off_status();     //更新ON/OFF/IN/OUT状态指示
+        
 
         //数码管输入显示置零
         set_nixie_cube(IO_INPUT, 99, 0);
@@ -1159,6 +1160,9 @@ void set_working_mode(SIG_FUNCTIONS mode, SIG_FUNCTIONS_TYPE type)
         //数码管输出值置零
         set_output(0);
 
+        //当前输出清零
+        sig_sv_update();
+
         //游标恢复至小数点前1位，个位
         m5data.io_cursor = 3;
         m5data.io_cursor_prv = 3;

App/MUX_SIGNAL/mux_signal.c

@@ -119,6 +119,7 @@ static void fun_pwr12_ctrl(uint8_t ch)
 }
 
 uint8_t pulse = 50;
+float32 fre_set = 0;
 void mux_signal_switch(st_mux_signal *mux_signal)
 {
     CHANNEL ch;
@@ -143,7 +144,8 @@ void mux_signal_switch(st_mux_signal *mux_signal)
         // ads1220_operation(CH2_OUT_CUR, &mux_signal->data_pv);
         break;
     case CH3_OUT_FRE:
-        freq_operation(mux_signal->data_sv, pulse);
+        freq_operation(mux_signal->data_sv, pulse, TIM_CHANNEL_2);
+        fre_set = mux_signal->data_sv;
         fun_get_freq(&freq_signal, &mux_signal->data_pv);
         break;
     case CH4_OUT_RES:

App/MUX_SIGNAL/mux_signal.h

@@ -51,6 +51,7 @@ typedef struct
 
 extern st_freq_signal freq_signal;
 extern st_mux_signal mux_signal;
+extern float32 fre_set;
 
 void pwr_cosume(BOOL rst, uint32_t ms);
 void mux_signal_switch(st_mux_signal *mux_signal);

Core/Inc/tim.h

@@ -29,19 +29,29 @@ extern "C" {
 #include "main.h"
 
 /* USER CODE BEGIN Includes */
-#define FREQ_SYS 921600
+#define FREQ_SYS 82944000
-#define freq_operation(FREQ, PULSE)                                      \
+#define freq_operation(FREQ, PULSE, CHAN)                                \
   do                                                                     \
   {                                                                      \
-    if (FREQ <= 0 || FREQ >= FREQ_SYS || PULSE <= 0 || PULSE >= 100)     \
+    if (FREQ <= 0 || FREQ >= 500000 || PULSE <= 0 || PULSE >= 100)       \
     {                                                                    \
-      HAL_TIMEx_PWMN_Stop(&htim1, TIM_CHANNEL_2);                        \
+      HAL_TIMEx_PWMN_Stop(&htim1, CHAN);                                 \
       return;                                                            \
     }                                                                    \
-    int32_t duty = ( (float32)FREQ_SYS / (float32)FREQ + (float32)0.5 ); \
+    int fre_duty = 0;                                                    \
-    __HAL_TIM_SET_COMPARE(&htim1, TIM_CHANNEL_2, duty *PULSE / 100 - 1); \
+    if(FREQ <= 50000)                                                    \
-    __HAL_TIM_SET_AUTORELOAD(&htim1, duty -1);                           \
+    {                                                                    \
-    HAL_TIMEx_PWMN_Start(&htim1, TIM_CHANNEL_2);                         \
+      __HAL_TIM_SET_PRESCALER(&htim1, 1600-1);                           \
+      fre_duty = ( (float32)FREQ_SYS / (float32)1600.0 / (float32)FREQ + (float32)0.5 );  \
+    }                                                                    \
+    else                                                                 \
+    {                                                                    \
+      __HAL_TIM_SET_PRESCALER(&htim1, 2-1);                              \
+      fre_duty = ( (float32)FREQ_SYS / (float32)2.0 / (float32)FREQ + (float32)0.5 );     \
+    }                                                                    \
+    __HAL_TIM_SET_AUTORELOAD(&htim1, fre_duty -1);                       \
+    __HAL_TIM_SET_COMPARE(&htim1, CHAN, fre_duty *PULSE / 100 - 1);      \
+    HAL_TIMEx_PWMN_Start(&htim1, CHAN);                                  \
   } while (0)
 
 /* USER CODE END Includes */

Core/Src/freertos.c

@@ -204,6 +204,7 @@ void start_task_lcd(void const * argument)
  * @retval None
  */
 uint8_t hart_test = 0;
+uint8_t hart_cnt = 0;
 /* USER CODE END Header_start_task_hart */
 void start_task_hart(void const * argument)
 {
@@ -215,13 +216,26 @@ void start_task_hart(void const * argument)
 
     if(hart_test == 1)
     {
-      hart_test = 0;
+      hart_test = 2;
 
       scom1_hart.tx_flag = TRUE;
-      freq_operation(460800, 50);
-      delay_cnt(1000);
 
-      hart_communicate(&scom1_hart);
+      if(fre_set != 460800)
+      {
+        freq_operation(460800, 50, TIM_CHANNEL_3);
+        fre_set = 460800;
+      }
+    }
+
+    if(hart_test == 2)
+    {
+      hart_cnt++;
+      if(hart_cnt > 50)
+      {
+        hart_communicate(&scom1_hart);
+        hart_test = 0;
+        hart_cnt = 0;
+      }
     }
 
     //transparent_hart(&scom1_hart);

MDK-ARM/signal_generator.uvoptx

@@ -153,24 +153,7 @@
           <Name>-U53FF6B064884525650271587 -O2254 -SF5000 -C0 -A0 -I0 -HNlocalhost -HP7184 -P1 -N00("ARM CoreSight SW-DP (ARM Core") -D00(2BA01477) -L00(0) -TO131090 -TC10000000 -TT10000000 -TP21 -TDS8007 -TDT0 -TDC1F -TIEFFFFFFFF -TIP8 -FO7 -FD20000000 -FC800 -FN1 -FF0STM32F4xx_1024.FLM -FS08000000 -FL0100000 -FP0($$Device:STM32F407VGTx$CMSIS\Flash\STM32F4xx_1024.FLM) -WA0 -WE0 -WVCE4 -WS2710 -WM0 -WP2 -WK0</Name>
         </SetRegEntry>
       </TargetDriverDllRegistry>
-      <Breakpoint>
+      <Breakpoint/>
-        <Bp>
-          <Number>0</Number>
-          <Type>0</Type>
-          <LineNumber>47</LineNumber>
-          <EnabledFlag>1</EnabledFlag>
-          <Address>134288218</Address>
-          <ByteObject>0</ByteObject>
-          <HtxType>0</HtxType>
-          <ManyObjects>0</ManyObjects>
-          <SizeOfObject>0</SizeOfObject>
-          <BreakByAccess>0</BreakByAccess>
-          <BreakIfRCount>1</BreakIfRCount>
-          <Filename>..\App\HART\hart.c</Filename>
-          <ExecCommand></ExecCommand>
-          <Expression>\\signal_generator\../App/HART/hart.c\47</Expression>
-        </Bp>
-      </Breakpoint>
       <WatchWindow1>
         <Ww>
           <count>0</count>
@@ -257,6 +240,11 @@
           <WinNumber>1</WinNumber>
           <ItemText>hart_test,0x0A</ItemText>
         </Ww>
+        <Ww>
+          <count>17</count>
+          <WinNumber>1</WinNumber>
+          <ItemText>fre_set</ItemText>
+        </Ww>
       </WatchWindow1>
       <WatchWindow2>
         <Ww>