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Move ADC VTARGET sampling to a new V2Params_UpdateParamValues() in the AVRISP project so that there is a central place where all non-PC set target values can be updated easily.

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This commit is contained in:
Dean Camera 2009-08-30 03:51:44 +00:00
parent 4bb236e9a0
commit 244c86429b
3 changed files with 24 additions and 9 deletions
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17
Projects/AVRISP/Lib/V2ProtocolParams.c
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@ -85,12 +85,25 @@ static ParameterItem_t ParameterTable[] =
/** Loads saved non-volatile parameter values from the EEPROM into the parameter table, as needed. */
void V2Params_LoadEEPROMParamValues(void)
void V2Params_LoadNonVolatileParamValues(void)
{
/* Target RESET line polarity is a non-volatile value, retrieve current parameter value from EEPROM */
/* Target RESET line polarity is a non-volatile value, retrieve current parameter value from EEPROM -
* NB: Cannot call V2Protocol_SetParameterValue() here, as that will cause another EEPROM write!
*/
V2Params_GetParamFromTable(PARAM_RESET_POLARITY)->ParamValue = eeprom_read_byte(&EEPROM_Rest_Polarity);
}
/** Updates any parameter values that are sourced from hardware rather than explicitly set by the host, such as
* VTARGET levels from the ADC on supported AVR models.
*/
void V2Params_UpdateParamValues(void)
{
#if defined(ADC)
/* Update VTARGET parameter with the latest ADC conversion of VTARGET on supported AVR models */
V2Params_GetParamFromTable(PARAM_VTARGET)->ParamValue = ((5 * 10 * ADC_GetResult()) / 1024);
#endif
}
/** Retrieves the host PC read/write privellages for a given parameter in the parameter table. This should
* be called before calls to \ref V2Params_GetParameterValue() or \ref V2Params_SetParameterValue() when
* getting or setting parameter values in response to requests from the host.