285 lines
11 KiB
C
285 lines
11 KiB
C
//=================================================================================================
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//
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// Company: Paul Scherrer Institut
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// 5232 Villigen PSI
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// Switzerland
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//
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//-------------------------------------------------------------------------------------------------
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//
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// Project: Peltier Controller V2
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// Author: Noah Piqué (noah.pique@psi.ch)
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//
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//-------------------------------------------------------------------------------------------------
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//
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// Module: Peltier Controller
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// Filename: PECO_PeltierController.c
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// Date: Handled by Subversion (version control system)
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// Revision: Handled by Subversion (version control system)
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// History: Handled by Subversion (version control system)
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//
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//-------------------------------------------------------------------------------------------------
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//
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// Description: This source file contains all functions dealing with the Peltier Controller Output
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//
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//=================================================================================================
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//=================================================================================================
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// Section: INCLUDES
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// Description: List of required include files.
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//=================================================================================================
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#include "../PDEF_ProjectDefinitions.h"
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#include "PECO_PeltierController.h"
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//Application
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#include "../Application/VARH_VariableHandler.h"
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// Driver
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#include "ANPO_AnalogPortsOut.h"
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#include "DIPO_DigitalPorts.h"
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// Toolbox
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#include "../Toolbox/UTIL_Utility.h"
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// include STM32 drivers
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#include "stm32l4xx_hal.h"
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#include "cmsis_os2.h"
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//=================================================================================================
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// Section: DEFINITIONS
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// Description: Definition of local constants (visible by this module only).
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//=================================================================================================
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#define EVENT_TIMER_UPDATE ((U32)(1<<0))
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#define EVENT_FLAGS_ALL ( EVENT_TIMER_UPDATE )
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//=================================================================================================
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// Section: MACROS
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// Description: Definition of local macros (visible by this module only).
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//=================================================================================================
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//=================================================================================================
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// Section: ENUMERATIONS
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// Description: Definition of local enumerations (visible by this module only).
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//=================================================================================================
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//=================================================================================================
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// Section: STRUCTURES
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// Description: Definition of local Structures (visible by this module only).
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//=================================================================================================
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//=================================================================================================
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// Section: LOCAL VARIABLES
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// Description: Definition of local variables (visible by this module only).
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//=================================================================================================
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LOCAL osThreadId_t m_pstThreadID = NULL;
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LOCAL osTimerId_t m_pstUpdateTimer = NULL;
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LOCAL osEventFlagsId_t m_pstEventID = NULL;
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BOOL boEnableOutput = FALSE;
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//=================================================================================================
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// Section: LOCAL CONSTANTS
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// Description: Definition of local constants (visible by this module only).
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//=================================================================================================
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LOCAL CONST osThreadAttr_t stTaskAttribute =
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{
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"PECO_Thread", // name of the thread
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osThreadDetached, // attribute bits
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NULL, // memory for control block
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0, // size of provided memory for control block
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NULL, // memory for stack
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1024, // size of stack
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osPriorityNormal, // initial thread priority (default: osPriorityNormal)
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0, // TrustZone module identifier
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0, // reserved (must be 0)
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};
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LOCAL CONST osTimerAttr_t stTimerAttribute =
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{
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"PECO_UpdateTimer", // name of the timer
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0, // attribute bits
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NULL, // memory for control block
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0, // size of provided memory for control block
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};
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LOCAL CONST osEventFlagsAttr_t stEventAttribute =
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{
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"PECO_Event_Flags", // name of the event flags
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0, // attribute bits
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NULL, // memory for control block
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0, // size of provided memory for control block
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};
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//=================================================================================================
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// Section: LOCAL FUNCTIONS (PROTOTYPES)
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// Description: Definition of local functions (visible by this module only).
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//=================================================================================================
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PRIVATE VOID PECO_vTask( PVOID arg );
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BOOL boSetPeltierVoltage( S16 Voltage );
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PRIVATE VOID vEventCallback( PVOID pvData );
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//=================================================================================================
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// Section: EXTERNAL FUNCTIONS
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// Description: Definition of external (global) functions.
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//=================================================================================================
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//=================================================================================================
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// Section: EXTERNAL VARIABLES
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// Description: Definition of external (global) variables.
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//=================================================================================================
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extern DAC_HandleTypeDef hdac1;
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//=================================================================================================
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// Section: GLOBAL FUNCTIONS
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// Description: Definition (implementation) of global functions.
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//=================================================================================================
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//-------------------------------------------------------------------------------------------------
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// Function: PECO_boInitializeModule
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// Description: Initializes the module. Function must be called once immediately after power-up.
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// Parameters: None
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// Returns: Boolean TRUE if successful
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//-------------------------------------------------------------------------------------------------
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BOOL PECO_boInitializeModule( VOID )
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{
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BOOL boOK = TRUE;
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boOK &= ((m_pstThreadID = osThreadNew( PECO_vTask, NULL, &stTaskAttribute )) == NULL ) ? FALSE : TRUE;
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boOK &= ((m_pstEventID = osEventFlagsNew( &stEventAttribute )) == NULL) ? FALSE : TRUE;
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boOK &= (m_pstUpdateTimer = osTimerNew( vEventCallback, osTimerPeriodic, (PVOID)EVENT_TIMER_UPDATE, &stTimerAttribute )) == NULL ? FALSE : TRUE;
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boSetPeltierVoltage(0);
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boOK &= (osTimerStart( m_pstUpdateTimer, 1000 ) == osOK ) ? TRUE : FALSE;
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return( boOK );
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}
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//-------------------------------------------------------------------------------------------------
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// Function: PECO_boSetTemperature
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// Description: Sets the Peltier Controller to a Specific Temperature
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// Parameters: None
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// Returns: Boolean TRUE if successful
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//-------------------------------------------------------------------------------------------------
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BOOL PECO_boSetTemperature( S16 Temperature ){
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BOOL boOK = TRUE;
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boOK &= boSetPeltierVoltage( Temperature );
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return( boOK );
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}
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//-------------------------------------------------------------------------------------------------
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// Function: PECO_Enable
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// Description: Enables the Peltier Controller Output
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// Parameters: BOOL boEnable
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// Returns: None
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//-------------------------------------------------------------------------------------------------
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VOID PECO_Enable( BOOL boEnable ){
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DIPO_vSetState(DIPO_eEN, boEnable);
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boEnableOutput = boEnable;
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}
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//-------------------------------------------------------------------------------------------------
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// Function: PECO_isEnabled
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// Description: Returns true if the Output is enabled
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// Parameters: None
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// Returns: BOOL boEnableOutput
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//-------------------------------------------------------------------------------------------------
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BOOL PECO_isEnabled( VOID ){
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return boEnableOutput;
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}
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//=================================================================================================
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// Section: LOCAL FUNCTIONS
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// Descriptionn: Definition (implementation) of local functions.
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//=================================================================================================
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//-------------------------------------------------------------------------------------------------
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// Function: PECO_vTask
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// Description: PECO_vTask
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// Parameters: None
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// Returns: None
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//-------------------------------------------------------------------------------------------------
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VOID PECO_vTask( PVOID arg )
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{
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UNUSED( arg );
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U32 u32Flags;
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while ( TRUE )
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{
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u32Flags = osEventFlagsWait( m_pstEventID, EVENT_FLAGS_ALL, osFlagsWaitAny, osWaitForever );
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if( u32Flags & EVENT_TIMER_UPDATE )
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{
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if (VARH_uGetVariableData(VARH_eMode) == PECO_eConstTemp)
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{
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// PID Regelung
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} else if (VARH_uGetVariableData(VARH_eMode) == PECO_eConstVoltage)
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{
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boSetPeltierVoltage(VARH_uGetVariableData(VARH_eControlVoltage))
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}
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}
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}
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}
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//-------------------------------------------------------------------------------------------------
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// Function: boSetPeltierVoltage
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// Description: Sets the Peltier elements to a specific Voltage
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// Parameters: S8 Voltage (12V - -3V)
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// Returns: Boolean TRUE if successful
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//-------------------------------------------------------------------------------------------------
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BOOL boSetPeltierVoltage( FLOAT Voltage ){
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BOOL boOK = TRUE;
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if( Voltage > 12 ) Voltage = 12;
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if( Voltage < -3 ) Voltage = -3;
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ANPO_boSetVoltage( (((FLOAT)Voltage) + 20.088) / 34.103 );
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return( boOK );
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}
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//-------------------------------------------------------------------------------------------------
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// Function: vEventCallback
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// Description: Callback for events
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// Parameters: None
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// Returns: None
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//-------------------------------------------------------------------------------------------------
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PRIVATE VOID vEventCallback( PVOID pvData )
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{
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osEventFlagsSet( m_pstEventID, (U32)pvData );
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}
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