fw_adc.h

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// Copyright 2021 IOsetting <iosetting(at)outlook.com>
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
 
#ifndef ___FW_ADC_H___
#define ___FW_ADC_H___
 
#include "fw_conf.h"
#include "fw_types.h"
 
#define ADC_SetPowerState(__STATE__)        SFR_ASSIGN(ADC_CONTR, 7, __STATE__)
#define ADC_Start()                         SFR_SET(ADC_CONTR, 6)
#define ADC_SamplingFinished()              (ADC_CONTR & (0x01 << 5))
#define ADC_ClearInterrupt()                SFR_RESET(ADC_CONTR, 5)
#define ADC_SetPWMTriggerState(__STATE__)   SFR_ASSIGN(ADC_CONTR, 4, __STATE__)
 
#define ADC_SetChannel(__CHANNEL__)         (ADC_CONTR = ADC_CONTR & ~0x0F | ((__CHANNEL__ & 0x0F) << 0))
 
#define ADC_SetResultAlignmentLeft()        SFR_RESET(ADCCFG, 5)
#define ADC_SetResultAlignmentRight()       SFR_SET(ADCCFG, 5)
 
#define ADC_SetClockPrescaler(__PRESCALER__)    (ADCCFG = ADCCFG & ~0x0F | ((__PRESCALER__) << 0))
 
#define ADC_SetChannelSwitchTime(__CLKS_1OR2__) SFR_ASSIGN(ADCTIM, 7, __CLKS_1OR2__)
#define ADC_SetChannelHoldTime(__CLKS_1TO4__)   (ADCTIM = ADCTIM & ~(0x03 << 5) | ((__CLKS_1TO4__) << 5))
#define ADC_SetSampleTime(__CLKS_1TO32__)       (ADCTIM = ADCTIM & ~(0x1F << 0) | ((__CLKS_1TO32__) << 0))
 
uint8_t ADC_Convert(void);
 
uint16_t ADC_ConvertHP(void);
 
#endif