更新：

1、SIG16132驱动修正，电阻采集的激励源与4-20mA回采产生了冲突；
2、HART连接模式切换，补充了Vout的控制；

App/HART/hart.h

@@ -12,6 +12,9 @@
 #define HART_250OHM_ENABLE HAL_GPIO_WritePin(RP_EN_GPIO_Port, RP_EN_Pin, GPIO_PIN_RESET)
 #define HART_250OHM_DISABLE HAL_GPIO_WritePin(RP_EN_GPIO_Port, RP_EN_Pin, GPIO_PIN_SET)
 
+#define HART_VOUT_ENABLE HAL_GPIO_WritePin(Vout_EN_GPIO_Port, Vout_EN_Pin, GPIO_PIN_SET)
+#define HART_VOUT_DISABLE HAL_GPIO_WritePin(Vout_EN_GPIO_Port, Vout_EN_Pin, GPIO_PIN_RESET)
+
 void hart_send(UART_HandleTypeDef *huart, uint8_t *data);
 void hart_communicate(st_scom *scom);
 

App/SIG24130/SIG24130.c

@@ -637,7 +637,7 @@ void fun_get_sig16132_ch(uint8_t channel, float32 *data)
 			delay_nus(100);				  // RESET SIG24130
 			SIG24130_SetRefMux(2);		  // 内部2.5V参考
 			SIG24130_SetInputMux(0, 1);	  // 差分输入（in0+ in1-）
-			SIG24130_SetIDAC(6, 7, 6, 0); // 1mA IDAC0 IDAC1 pair 0
+			SIG24130_SetIDAC(6, 6, 6, 0); // 1mA IDAC0 IDAC1 pair 0
 			SIG24130_CSn_LOW;
 			delay_nus(2); // DOUT/DRDYn signal can only be available at the pin while CSn pin is low, otherwise it is tri-state.
 						  //*data = SIG16130_RetrievalData(1, 0);
@@ -699,8 +699,8 @@ void fun_get_sig16132_ch(uint8_t channel, float32 *data)
 
 			// *data = temp1;
 
-			//voltage(mv), 500uA
+			//voltage(mv), 500uA + 500uA
-			*data = voltage * 1000.0f/ 0.5f;
+			*data = voltage * 1000.0f/ 1.0f;
 			mux_signal.pv_calibrated = calibrate_res_ohm_in(*data);
 		}
 	}

Core/Src/freertos.c

@@ -238,6 +238,7 @@ void start_task_hart(void const * argument)
       case HART_LISTEN:
       {
         HART_24V_DISABLE;
+        HART_VOUT_DISABLE;
         HART_250OHM_DISABLE;
       }
       break;
@@ -245,6 +246,8 @@ void start_task_hart(void const * argument)
       case HART_INTERNAL_24V:
       {
         HART_24V_ENABLE;
+        HART_VOUT_ENABLE;
+
         HART_250OHM_DISABLE;
       }
       break;
@@ -252,7 +255,9 @@ void start_task_hart(void const * argument)
       case HART_INTERNAL_250OHM:
       {
         HART_250OHM_ENABLE;
+
         HART_24V_DISABLE;
+        HART_VOUT_DISABLE;
       }
       break;
     

Core/Src/gpio.c

@@ -151,19 +151,12 @@ void MX_GPIO_Init(void)
   GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
   HAL_GPIO_Init(GPIOB, &GPIO_InitStruct);
 
-  /*Configure GPIO pin : PtPin */
+  /*Configure GPIO pins : PDPin PDPin */
-  GPIO_InitStruct.Pin = DAC8552_SYNC_Pin;
+  GPIO_InitStruct.Pin = DAC8552_SYNC_Pin|HART_RST_Pin;
   GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP;
   GPIO_InitStruct.Pull = GPIO_PULLUP;
   GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
-  HAL_GPIO_Init(DAC8552_SYNC_GPIO_Port, &GPIO_InitStruct);
+  HAL_GPIO_Init(GPIOD, &GPIO_InitStruct);
-
-  /*Configure GPIO pin : PtPin */
-  GPIO_InitStruct.Pin = HART_RST_Pin;
-  GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_OD;
-  GPIO_InitStruct.Pull = GPIO_PULLUP;
-  GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
-  HAL_GPIO_Init(HART_RST_GPIO_Port, &GPIO_InitStruct);
 
   /*Configure GPIO pin : PtPin */
   GPIO_InitStruct.Pin = HART_OCD_Pin;

MDK-ARM/signal_generator.uvoptx

@@ -150,7 +150,7 @@
         <SetRegEntry>
           <Number>0</Number>
           <Key>ST-LINKIII-KEIL_SWO</Key>
-          <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($$Device:STM32F407VGTx$CMSIS\Flash\STM32F4xx_1024.FLM) -WA0 -WE0 -WVCE4 -WS2710 -WM0 -WP2 -WK0</Name>
+          <Name>-U6&amp;3166F0CB&amp;0&amp;1 -O2254 -SF5000 -C0 -A0 -I0 -HNlocalhost -HP7184 -P1 -N00("ARM CoreSight SW-DP (ARM Core") -D00(2BA01477) -L00(0) -TO131090 -TC10000000 -TT10000000 -TP21 -TDS8007 -TDT0 -TDC1F -TIEFFFFFFFF -TIP8 -FO15 -FD20000000 -FC800 -FN1 -FF0STM32F4xx_1024.FLM -FS08000000 -FL0100000 -FP0($$Device:STM32F407VGTx$CMSIS\Flash\STM32F4xx_1024.FLM) -WA0 -WE0 -WVCE4 -WS2710 -WM0 -WP2 -WK0</Name>
         </SetRegEntry>
       </TargetDriverDllRegistry>
       <Breakpoint/>

signal_generator.ioc

@@ -258,8 +258,9 @@ PA0-WKUP.Signal=GPIO_Input
 PA1.GPIOParameters=GPIO_Label
 PA1.GPIO_Label=CV_ADC
 PA1.Signal=ADCx_IN1
-PA10.GPIOParameters=GPIO_Label
+PA10.GPIOParameters=GPIO_PuPd,GPIO_Label
 PA10.GPIO_Label=HART_RX
+PA10.GPIO_PuPd=GPIO_NOPULL
 PA10.Mode=Asynchronous
 PA10.Signal=USART1_RX
 PA11.GPIOParameters=GPIO_Label
@@ -475,13 +476,14 @@ PD1.Locked=true
 PD1.Signal=GPIO_Output
 PD10.GPIOParameters=PinState,GPIO_PuPd,GPIO_Label,GPIO_ModeDefaultOutputPP
 PD10.GPIO_Label=HART_RST
-PD10.GPIO_ModeDefaultOutputPP=GPIO_MODE_OUTPUT_OD
+PD10.GPIO_ModeDefaultOutputPP=GPIO_MODE_OUTPUT_PP
 PD10.GPIO_PuPd=GPIO_PULLUP
 PD10.Locked=true
 PD10.PinState=GPIO_PIN_SET
 PD10.Signal=GPIO_Output
-PD11.GPIOParameters=GPIO_Label
+PD11.GPIOParameters=GPIO_PuPd,GPIO_Label
 PD11.GPIO_Label=HART_OCD
+PD11.GPIO_PuPd=GPIO_NOPULL
 PD11.Locked=true
 PD11.Signal=GPIO_Input
 PD12.GPIOParameters=GPIO_Speed,GPIO_Label