temp.c File Reference

Functions to meassure the motor temperature. More...

#include <avr/io.h>
#include "xtypes.h"
#include "global.h"
#include "adc.h"
#include "safety.h"
#include "temp.h"

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Defines
#define	EXPORT
#define	AVG_COUNT   10U
	Array size of mg_au16Data.
#define	WARNING_COUNT   20U
	This value defines how many temperature warnings will be accepted before setting the temperature error flag.
Functions
void	temp_Init (void)
	Init function for the temperature module.
void	temp_Update (void)
	Function to read the current motor temperature.
void	temp_Check (void)
	Function to check the motor temperature for overheating.
UINT16	temp_GetAvg (void)
	Get method for mg_u16Value.
UINT16	temp_GetCelsius (UINT16 adc_val)
	A helper method to convert ADC value to temperature.
Variables
static UINT16	mg_au16Data [AVG_COUNT]
	Variable to keep the last temperature measure values.
static UINT16	mg_u16Value = 0U
	Variable to hold the average temperature value.
static UINT8	mg_u8Idx = 0U
	Index variable for usae with array mg_au16Data.
static UINT8	mg_u8WarningCnt = 0U
	Variable to count temperature exceedance.

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Detailed Description

Author:

Philipp Bank

Copyright:

Creative Commons by-nc-sa 3.0 (http://creativecommons.org/licenses/by-nc-sa/3.0/)

This module provides service-level functions to get the averaged motor temperature and to set a warning condition in case of overheating.

Definition in file temp.c.