Dio_PortLevelType Dio_ReadChannelGroup(
const Dio_ChannelGroupType *channelGroupIdPtr)
{
Dio_PortLevelType level;
VALIDATE_RV( DioGlobal.InitRun, DIO_READCHANNELGROUP_ID, DIO_E_UNINIT, (Dio_PortLevelType)0 );
/** @req SWS_Dio_00114 */
VALIDATE_RV( IS_VALID_CHANNELGROUP(channelGroupIdPtr), DIO_READCHANNELGROUP_ID, DIO_E_PARAM_INVALID_GROUP_ID, (Dio_PortLevelType)0 );
// Get masked values
level = Dio_ReadPort(channelGroupIdPtr->port) & channelGroupIdPtr->mask;
// Shift down
level = level >> channelGroupIdPtr->offset;
return level;
}
Dio_PortLevelType Dio_ReadChannelGroup(
const Dio_ChannelGroupType *channelGroupIdPtr)
{
Dio_LevelType level;
VALIDATE_CHANNELGROUP(channelGroupIdPtr,DIO_READCHANNELGROUP_ID);
// Get masked values
level = Dio_ReadPort(channelGroupIdPtr->port) & channelGroupIdPtr->mask;
// Shift down
level = level >> channelGroupIdPtr->offset;
#if ( DIO_DEV_ERROR_DETECT == STD_ON )
cleanup:
#endif
return level;
}
Dio_LevelType Dio_ReadChannel(Dio_ChannelType channelId)
{
Dio_LevelType level;
VALIDATE_RV( DioGlobal.InitRun, DIO_READCHANNEL_ID, DIO_E_UNINIT, (Dio_LevelType)0 );
/** @req SWS_Dio_00074 */
VALIDATE_RV( IS_VALID_CHANNEL(channelId), DIO_READCHANNEL_ID, DIO_E_PARAM_INVALID_CHANNEL_ID, (Dio_LevelType)0 );
Dio_PortLevelType portVal = Dio_ReadPort(DIO_GET_PORT_FROM_CHANNEL_ID(channelId));
Dio_PortLevelType bit = DIO_GET_BIT_FROM_CHANNEL_ID(channelId);
if ((portVal & bit) != STD_LOW){
level = STD_HIGH;
} else{
level = STD_LOW;
}
return (level);
}
Dio_LevelType Dio_ReadChannel(Dio_ChannelType channelId)
{
Dio_LevelType level;
VALIDATE_CHANNEL(channelId, DIO_READCHANNEL_ID);
Dio_PortLevelType portVal = Dio_ReadPort(DIO_GET_PORT_FROM_CHANNEL_ID(channelId));
Dio_PortLevelType bit = DIO_GET_BIT_FROM_CHANNEL_ID(channelId);
if ((portVal & bit) != STD_LOW){
level = STD_HIGH;
} else {
level = STD_LOW;
}
#if ( DIO_DEV_ERROR_DETECT == STD_ON )
cleanup:
#endif
return (level);
}
void Dio_WriteChannel(Dio_ChannelType channelId, Dio_LevelType level)
{
VALIDATE_CHANNEL(channelId, DIO_WRITECHANNEL_ID);
Dio_PortLevelType portVal = Dio_ReadPort(DIO_GET_PORT_FROM_CHANNEL_ID(channelId));
Dio_PortLevelType bit = DIO_GET_BIT_FROM_CHANNEL_ID(channelId);
if(level == STD_HIGH){
portVal |= bit;
} else {
portVal &= ~bit;
}
Dio_WritePort(DIO_GET_PORT_FROM_CHANNEL_ID(channelId), portVal);
#if ( DIO_DEV_ERROR_DETECT == STD_ON )
cleanup:
#endif
return;
}
void Dio_WriteChannelGroup(const Dio_ChannelGroupType *channelGroupIdPtr,
Dio_PortLevelType level)
{
VALIDATE_CHANNELGROUP(channelGroupIdPtr,DIO_WRITECHANNELGROUP_ID);
// Shift up and apply mask so that no unwanted bits are affected
level = (level << channelGroupIdPtr->offset) & channelGroupIdPtr->mask;
// Read port and clear out masked bits
Dio_PortLevelType portVal = Dio_ReadPort(channelGroupIdPtr->port) & (~channelGroupIdPtr->mask);
// Or in the upshifted masked level
portVal |= level;
Dio_WritePort(channelGroupIdPtr->port, portVal);
#if ( DIO_DEV_ERROR_DETECT == STD_ON )
cleanup:
#endif
return;
}
