1、【增加】FreeModbus主机线圈API注释说明

Signed-off-by: armink <armink.ztl@gmail.com>

.cproject

@@ -1,14 +1,12 @@
 <?xml version="1.0" encoding="UTF-8" standalone="no"?>
-<?fileVersion 4.0.0?>
+<?fileVersion 4.0.0?><cproject storage_type_id="org.eclipse.cdt.core.XmlProjectDescriptionStorage">
-
-<cproject storage_type_id="org.eclipse.cdt.core.XmlProjectDescriptionStorage">
 	<storageModule moduleId="org.eclipse.cdt.core.settings">
 		<cconfiguration id="iar.arm.toolchain.project.exe.configuration.debug.v5.4.0.1797449233">
 			<storageModule buildSystemId="org.eclipse.cdt.managedbuilder.core.configurationDataProvider" id="iar.arm.toolchain.project.exe.configuration.debug.v5.4.0.1797449233" moduleId="org.eclipse.cdt.core.settings" name="Debug">
 				<externalSettings/>
 				<extensions>
-					<extension id="org.eclipse.cdt.core.ELF" point="org.eclipse.cdt.core.BinaryParser"/>
 					<extension id="com.iar.cdt.errorParser.com.iar.cdt.errorParser.ErrorParser" point="org.eclipse.cdt.core.ErrorParser"/>
+					<extension id="org.eclipse.cdt.core.ELF" point="org.eclipse.cdt.core.BinaryParser"/>
 				</extensions>
 			</storageModule>
 			<storageModule moduleId="cdtBuildSystem" version="4.0.0">
@@ -116,8 +114,8 @@
 			<storageModule buildSystemId="org.eclipse.cdt.managedbuilder.core.configurationDataProvider" id="iar.arm.toolchain.project.exe.configuration.release.v5.4.0.1401199975" moduleId="org.eclipse.cdt.core.settings" name="Release">
 				<externalSettings/>
 				<extensions>
-					<extension id="org.eclipse.cdt.core.ELF" point="org.eclipse.cdt.core.BinaryParser"/>
 					<extension id="com.iar.cdt.errorParser.com.iar.cdt.errorParser.ErrorParser" point="org.eclipse.cdt.core.ErrorParser"/>
+					<extension id="org.eclipse.cdt.core.ELF" point="org.eclipse.cdt.core.BinaryParser"/>
 				</extensions>
 			</storageModule>
 			<storageModule moduleId="cdtBuildSystem" version="4.0.0">
@@ -206,4 +204,9 @@
 	</storageModule>
 	<storageModule moduleId="org.eclipse.cdt.make.core.buildtargets"/>
 	<storageModule moduleId="org.eclipse.cdt.core.LanguageSettingsProviders"/>
+	<storageModule moduleId="org.eclipse.cdt.internal.ui.text.commentOwnerProjectMappings">
+		<doc-comment-owner id="org.eclipse.cdt.ui.doxygen">
+			<path value=""/>
+		</doc-comment-owner>
+	</storageModule>
 </cproject>

.settings/org.eclipse.core.resources.prefs

@@ -0,0 +1,2 @@
+eclipse.preferences.version=1
+encoding/README.md=UTF-8

FreeModbus/modbus/functions/mbfunccoils_m.c

@@ -74,6 +74,16 @@ eMBException    prveMBError2Exception( eMBErrorCode eErrorCode );
 #if MB_MASTER_RTU_ENABLED > 0 || MB_MASTER_ASCII_ENABLED > 0
 #if MB_FUNC_READ_COILS_ENABLED > 0
 
+/**
+ * This function will request read coil.
+ *
+ * @param ucSndAddr salve address
+ * @param usCoilAddr coil start address
+ * @param usNCoils coil total number
+ * @param lTimeOut timeout (-1 will waiting forever)
+ *
+ * @return error code
+ */
 eMBMasterReqErrCode
 eMBMasterReqReadCoils( UCHAR ucSndAddr, USHORT usCoilAddr, USHORT usNCoils ,LONG lTimeOut )
 {
@@ -161,6 +171,18 @@ eMBMasterFuncReadCoils( UCHAR * pucFrame, USHORT * usLen )
 
 #if MB_FUNC_WRITE_COIL_ENABLED > 0
 
+/**
+ * This function will request write one coil.
+ *
+ * @param ucSndAddr salve address
+ * @param usCoilAddr coil start address
+ * @param usCoilData data to be written
+ * @param lTimeOut timeout (-1 will waiting forever)
+ *
+ * @return error code
+ *
+ * @see eMBMasterReqWriteMultipleCoils
+ */
 eMBMasterReqErrCode
 eMBMasterReqWriteCoil( UCHAR ucSndAddr, USHORT usCoilAddr, USHORT usCoilData, LONG lTimeOut )
 {
@@ -240,6 +262,19 @@ eMBMasterFuncWriteCoil( UCHAR * pucFrame, USHORT * usLen )
 
 #if MB_FUNC_WRITE_MULTIPLE_COILS_ENABLED > 0
 
+/**
+ * This function will request write multiple coils.
+ *
+ * @param ucSndAddr salve address
+ * @param usCoilAddr coil start address
+ * @param usNCoils coil total number
+ * @param usCoilData data to be written
+ * @param lTimeOut timeout (-1 will waiting forever)
+ *
+ * @return error code
+ *
+ * @see eMBMasterReqWriteCoil
+ */
 eMBMasterReqErrCode
 eMBMasterReqWriteMultipleCoils( UCHAR ucSndAddr,
 		USHORT usCoilAddr, USHORT usNCoils, UCHAR * pucDataBuffer, LONG lTimeOut)