添加bsp_adc，测试内部vbat、temp、外部PA13电压

.cproject

@@ -56,6 +56,7 @@
 							<tool id="ilg.gnumcueclipse.managedbuild.cross.riscv.tool.c.compiler.1731377187" name="GNU RISC-V Cross C Compiler" superClass="ilg.gnumcueclipse.managedbuild.cross.riscv.tool.c.compiler">
 								<option IS_BUILTIN_EMPTY="false" IS_VALUE_EMPTY="false" id="ilg.gnumcueclipse.managedbuild.cross.riscv.option.c.compiler.include.paths.1567947810" name="Include paths (-I)" superClass="ilg.gnumcueclipse.managedbuild.cross.riscv.option.c.compiler.include.paths" useByScannerDiscovery="true" valueType="includePath">
 									<listOptionValue builtIn="false" value="&quot;${workspace_loc:/${ProjName}/Startup}&quot;"/>
+									<listOptionValue builtIn="false" value="&quot;${workspace_loc:/${ProjName}/BSP/inc}&quot;"/>
 									<listOptionValue builtIn="false" value="&quot;${workspace_loc:/${ProjName}/Profile/include}&quot;"/>
 									<listOptionValue builtIn="false" value="&quot;${workspace_loc:/${ProjName}/APP/include}&quot;"/>
 									<listOptionValue builtIn="false" value="&quot;${workspace_loc:/${ProjName}/StdPeriphDriver/inc}&quot;"/>
@@ -136,6 +137,7 @@
 					</folderInfo>
 					<sourceEntries>
 						<entry flags="VALUE_WORKSPACE_PATH|RESOLVED" kind="sourcePath" name="APP"/>
+						<entry excluding="src/bsp_uart.c|src/bsp_tim.c|inc/bsp_uart.h|inc/bsp_tim.h" flags="VALUE_WORKSPACE_PATH|RESOLVED" kind="sourcePath" name="BSP"/>
 						<entry excluding="Profile|KEY.c|LED.c" flags="VALUE_WORKSPACE_PATH|RESOLVED" kind="sourcePath" name="HAL"/>
 						<entry flags="VALUE_WORKSPACE_PATH|RESOLVED" kind="sourcePath" name="LIB"/>
 						<entry flags="VALUE_WORKSPACE_PATH|RESOLVED" kind="sourcePath" name="Ld"/>
@@ -164,5 +166,5 @@
 	</storageModule>
 	<storageModule moduleId="org.eclipse.cdt.core.LanguageSettingsProviders"/>
 	<storageModule moduleId="org.eclipse.cdt.make.core.buildtargets"/>
-	
+	<storageModule moduleId="refreshScope"/>
 </cproject>

.settings/language.settings.xml

@@ -5,7 +5,7 @@
 			<provider copy-of="extension" id="org.eclipse.cdt.ui.UserLanguageSettingsProvider"/>
 			<provider-reference id="org.eclipse.cdt.core.ReferencedProjectsLanguageSettingsProvider" ref="shared-provider"/>
 			<provider-reference id="org.eclipse.cdt.managedbuilder.core.MBSLanguageSettingsProvider" ref="shared-provider"/>
-			<provider class="org.eclipse.cdt.managedbuilder.language.settings.providers.GCCBuiltinSpecsDetector" console="false" env-hash="-714121590444630656" id="ilg.gnumcueclipse.managedbuild.cross.riscv.GCCBuiltinSpecsDetector" keep-relative-paths="false" name="CDT RISC-V Cross GCC Built-in Compiler Settings" parameter="${COMMAND} ${FLAGS} ${cross_toolchain_flags} -E -P -v -dD &quot;${INPUTS}&quot;" prefer-non-shared="true">
+			<provider class="org.eclipse.cdt.managedbuilder.language.settings.providers.GCCBuiltinSpecsDetector" console="false" env-hash="-794068338182449592" id="ilg.gnumcueclipse.managedbuild.cross.riscv.GCCBuiltinSpecsDetector" keep-relative-paths="false" name="CDT RISC-V Cross GCC Built-in Compiler Settings" parameter="${COMMAND} ${FLAGS} ${cross_toolchain_flags} -E -P -v -dD &quot;${INPUTS}&quot;" prefer-non-shared="true">
 				<language-scope id="org.eclipse.cdt.core.gcc"/>
 				<language-scope id="org.eclipse.cdt.core.g++"/>
 			</provider>

.vscode/settings.json

@@ -0,0 +1,5 @@
+{
+    "files.associations": {
+        "bsp_adc.h": "c"
+    }
+}

APP/peripheral_main.c

@@ -17,6 +17,9 @@
 #include "gattprofile.h"
 #include "peripheral.h"
 
+
+#include "bsp_adc.h"
+
 /*********************************************************************
  * GLOBAL TYPEDEFS
  */
@@ -123,6 +126,7 @@ int main(void)
     GPIOB_SetBits(bTXD0);
     GPIOB_ModeCfg(bTXD0, GPIO_ModeOut_PP_5mA);
     UART0_DefInit();
+    PRINT("Start @ChipID=%02X\n", R8_CHIP_ID);
 #endif
 
     // 12V_EN
@@ -163,6 +167,8 @@ int main(void)
 
     DelayMs(1000 * 5);
 
+    BSP_ADC_Init();
+
     PRINT("%s\n", VER_LIB);
     CH59x_BLEInit();
     HAL_Init();

BSP/inc/bsp_adc.h

@@ -0,0 +1,28 @@
+/*
+ * @Author       : stark1898y 1658608470@qq.com
+ * @Date         : 2024-12-08 12:20:47
+ * @LastEditors  : stark1898y 1658608470@qq.com
+ * @LastEditTime : 2024-12-08 12:20:47
+ * @FilePath     : \BLE_TYQ_CH592F\BSP\inc\bsp_adc.h
+ * @Description  :
+ *
+ * Copyright (c) 2024 by yzy, All Rights Reserved.
+ */
+#ifndef __BSP_ADC_H__
+#define __BSP_ADC_H__
+
+
+#include "CH59x_common.h"
+
+
+void BSP_ADC_Init(void);
+
+
+
+
+
+
+
+
+#endif //!@__BSP_ADC_H__
+

BSP/src/bsp_adc.c

@@ -0,0 +1,97 @@
+#include "bsp_adc.h"
+
+// https://www.cnblogs.com/gscw/p/17682385.html
+// 计算公式参考手册，建议使用 “建议实际可用测量电压范围” 作为 ADC 采集的增益选择判断标准。计算公式参考手册。
+// 仅使用 ADC 功能，同时降低功耗，可以将引脚的数字输入功能关闭，配置 R16_PIN_ANALOG_IE。 注：如果引脚用于模拟功能（ADC/TouchKey），建议将该引脚的数字输入功能关闭，即设置数字输入禁用，从而可以降低功耗，并有利于减少干扰。
+// PA9 引脚进行 ADC 采集，在置为浮空后，过 300ms 左右再进行 ADC 的采集。因为初次烧录的时候 boot 是串口功能开启的，PA9 是输出高电平。切换到浮空会需要等待时间。
+
+uint16_t adcBuff[40];
+
+volatile uint8_t adclen;
+volatile uint8_t DMA_end = 0;
+
+signed short RoughCalib_Value = 0; // ADC粗调偏差值
+uint32_t countadc             = 0;
+uint16_t min_number           = 0;
+uint16_t max_number           = 0;
+double voltage                = 0;
+
+void BSP_ADC_Init(void)
+{
+    uint8_t i;
+
+    /* 温度采样并输出 */
+    PRINT("\n1.Temperature sampling...\n");
+    ADC_InterTSSampInit();
+    for (i = 0; i < 20; i++)
+    {
+        adcBuff[i] = ADC_ExcutSingleConver(); // 连续采样20次
+    }
+    for (i = 0; i < 20; i++)
+    {
+        uint32_t C25 = 0;
+        C25          = (*((PUINT32)ROM_CFG_TMP_25C));
+        PRINT("%d %d %d \n", adc_to_temperature_celsius(adcBuff[i]), adcBuff[i], C25);
+    }
+
+    // VBAT
+    uint32_t CountBat = 0;
+    ADC_InterBATSampInit();
+    for (i = 0; i < 20; i++)
+    {
+        adcBuff[i] = ADC_ExcutSingleConver(); // 连续采样20次
+    }
+    for (i = 0; i < 20; i++)
+    {
+        CountBat += adcBuff[i];
+        if (i == 0)
+        {
+            min_number = adcBuff[i];
+            max_number = adcBuff[i];
+        }
+        min_number = ((min_number > adcBuff[i]) ? adcBuff[i] : min_number); // 软件滤波
+        max_number = ((max_number < adcBuff[i]) ? adcBuff[i] : max_number);
+    }
+    printf("min_number = %d, max_number = %d\n", min_number, max_number);
+    CountBat = (CountBat - min_number - max_number) / 18; // 删除最小与最大值
+    printf("AverageCountBat = %d\n", CountBat);
+
+    /* 单通道采样：选择adc通道3做采样，对应 PA13引脚， 带数据校准功能 */
+    GPIOA_ModeCfg(GPIO_Pin_13, GPIO_ModeIN_Floating);
+    // 6dB(2倍) (ADC/4096+0.5)*Vref 1.5*Vref 0.525V～1.575V 0.6V～1.5V
+    ADC_ExtSingleChSampInit(SampleFreq_3_2, ADC_PGA_2);
+
+    RoughCalib_Value = ADC_DataCalib_Rough(); // 用于计算ADC内部偏差，记录到全局变量 RoughCalib_Value中
+    PRINT("RoughCalib_Value =%d \n", RoughCalib_Value);
+
+    printf("PA13:::::\n");
+    ADC_ChannelCfg(3);
+
+    for (i = 0; i < 20; i++)
+    {
+        adcBuff[i] = ADC_ExcutSingleConver() + RoughCalib_Value; // 连续采样20次
+    }
+    printf("original: ");
+    for (i = 0; i < 20; i++)
+    {
+        PRINT("%d ", adcBuff[i]); // 注意：由于ADC内部偏差的存在，当采样电压在所选增益范围极限附近的时候，可能会出现数据溢出的现象
+    }
+    printf("\n");
+
+    for (i = 0; i < 20; i++)
+    {
+        countadc += adcBuff[i];
+        if (i == 0)
+        {
+            min_number = adcBuff[i];
+            max_number = adcBuff[i];
+        }
+        min_number = ((min_number > adcBuff[i]) ? adcBuff[i] : min_number); // 软件滤波
+        max_number = ((max_number < adcBuff[i]) ? adcBuff[i] : max_number);
+    }
+    printf("min=%d, max=%d, diff=%d\n", min_number, max_number, (max_number - min_number));
+    countadc = (countadc - min_number - max_number) / 18; // 删除最小与最大值
+    printf("countaveradc = %d\n", countadc);
+    voltage = (double)countadc / 2048 * 1.05;
+    printf("voltage=%1.3lfv\n", voltage);
+}