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/*******************************************************************************
* @file adc.h
* @brief Contains all functions support for adc driver
* @version 0.0
* @date 18. Oct. 2017
* @author qing.han
*
* Copyright(C) 2016, PhyPlus Semiconductor
* All rights reserved.
*
*******************************************************************************/
#ifndef __ADC__H__
#define __ADC__H__
#include "types.h"
#include "common.h"
#include "gpio.h"
#define MAX_ADC_SAMPLE_SIZE 32
#define ADC_CH_BASE (0x40050400UL)
#define ENABLE_ADC_INT *(volatile unsigned int *)0x40050034 |= 0x000001ff
#define MASK_ADC_INT *(volatile unsigned int *)0x40050034 &= 0xfffffe00
#define ADC_IRQ_ENABLE *(volatile unsigned int *) 0xe000e100 = BIT(29)
#define ADC_IRQ_DISABLE *(volatile unsigned int *) 0xe000e100 = BIT(29)
#define CLEAR_ADC_INT_CH0 *(volatile unsigned int *)0x40050038 |= BIT(0)
#define CLEAR_ADC_INT_CH1 *(volatile unsigned int *)0x40050038 |= BIT(1)
#define CLEAR_ADC_INT_CH2 *(volatile unsigned int *)0x40050038 |= BIT(2)
#define CLEAR_ADC_INT_CH3 *(volatile unsigned int *)0x40050038 |= BIT(3)
#define CLEAR_ADC_INT_CH4 *(volatile unsigned int *)0x40050038 |= BIT(4)
#define CLEAR_ADC_INT_CH5 *(volatile unsigned int *)0x40050038 |= BIT(5)
#define CLEAR_ADC_INT_CH6 *(volatile unsigned int *)0x40050038 |= BIT(6)
#define CLEAR_ADC_INT_CH7 *(volatile unsigned int *)0x40050038 |= BIT(7)
#define CLEAR_ADC_INT_VOICE *(volatile unsigned int *)0x40050038 |= BIT(8)
#define CLEAR_ADC_INT(n) *(volatile unsigned int *)0x40050038 |= BIT(n)
#define IS_CLAER_ADC_INT_CH0 (*(volatile unsigned int *)0x4005003c) & BIT(0)
#define IS_CLAER_ADC_INT_CH1 (*(volatile unsigned int *)0x4005003c) & BIT(1)
#define IS_CLAER_ADC_INT_CH2 (*(volatile unsigned int *)0x4005003c) & BIT(2)
#define IS_CLAER_ADC_INT_CH3 (*(volatile unsigned int *)0x4005003c) & BIT(3)
#define IS_CLAER_ADC_INT_CH4 (*(volatile unsigned int *)0x4005003c) & BIT(4)
#define IS_CLAER_ADC_INT_CH5 (*(volatile unsigned int *)0x4005003c) & BIT(5)
#define IS_CLAER_ADC_INT_CH6 (*(volatile unsigned int *)0x4005003c) & BIT(6)
#define IS_CLAER_ADC_INT_CH7 (*(volatile unsigned int *)0x4005003c) & BIT(7)
#define IS_CLAER_ADC_INT_VOICE (*(volatile unsigned int *)0x4005003c) & BIT(8)
#define IS_CLAER_ADC_INT(n) (*(volatile unsigned int *)0x4005003c) & BIT(n)
#define GET_IRQ_STATUS ((*(volatile unsigned int *) 0x4005003c) & 0x3ff)
#define ENABLE_ADC (*(volatile unsigned int *)0x4000f048 |= BIT(3))
#define DISABLE_ADC (*(volatile unsigned int *)0x4000f048 &= ~BIT(3))
#define ADC_CLOCK_ENABLE (*(volatile unsigned int *)0x4000f044 |= BIT(13))
#define ADC_CLOCK_DISABLE (*(volatile unsigned int *)0x4000f044 &= ~BIT(13))
#define ADC_DBLE_CLOCK_DISABLE (*(volatile unsigned int *)0x4000f044 &= ~BIT(21))
#define POWER_DOWN_ADC (*(volatile unsigned int *)0x4000f048 &= ~BIT(3))
#define POWER_UP_TEMPSENSOR (*(volatile unsigned int *)0x4000f048 |= BIT(29))
#define REG_IO_CONTROL ((volatile unsigned int *)0x4000f020)
#define ADCC_REG_BASE (0x4000F000)
#define ADC_USE_TIMEOUT 1
#define ADC_OP_TIMEOUT 100
#if(ADC_USE_TIMEOUT == 1)
#define ADC_INIT_TOUT(to) int to = hal_systick()
#define ADC_CHECK_TOUT(to, timeout, loginfo) {if(hal_ms_intv(to) > timeout){LOG(loginfo);return PPlus_ERR_TIMEOUT;}}
#else
#define ADC_INIT_TOUT(to)
#define ADC_CHECK_TOUT(to, timeout, loginfo)
#endif
/**************************************************************************************
* @fn hal_get_adc_int_source
*
* @brief This function process for get adc interrupt source,such as adc channel NO
*
* input parameters
*
* @param None.
*
* output parameters
*
* @param None.
*
* @return adc interrupt source bit loaction(uint8_t)
**************************************************************************************/
typedef enum {
ADC_CH0 = 0,
ADC_CH1 = 1,
ADC_CH2 = 2,ADC_CH1N = 2, ADC_CH1N_P11 = 2,
ADC_CH3 = 3,ADC_CH1P = 3, ADC_CH1P_P12 = 3,ADC_CH1DIFF = 3,
ADC_CH4 = 4,ADC_CH2N = 4, ADC_CH2N_P13 = 4,
ADC_CH5 = 5,ADC_CH2P = 5, ADC_CH2P_P14 = 5,ADC_CH2DIFF = 5,
ADC_CH6 = 6,ADC_CH3N = 6, ADC_CH3N_P15 = 6,
ADC_CH7 = 7,ADC_CH3P = 7, ADC_CH3P_P20 = 7,ADC_CH3DIFF = 7,
ADC_CH_VOICE =8,
ADC_CH_NUM =9,
}adc_CH_t;
#define ADC_BIT(ch) (1<<ch)
enum{
HAL_ADC_EVT_DATA = 1,
HAL_ADC_EVT_FAIL = 0xff
};
typedef enum {
HAL_ADC_CLOCK_80K = 0,
HAL_ADC_CLOCK_160K = 1,
HAL_ADC_CLOCK_320K = 2,
}adc_CLOCK_SEL_t;
typedef struct _adc_Cfg_t{
uint8_t channel;
bool is_continue_mode;
uint8_t is_differential_mode;
uint8_t is_high_resolution;
}adc_Cfg_t;
typedef struct _adc_Evt_t{
int type;
adc_CH_t ch;
uint16_t* data;
uint8_t size; //word size
}adc_Evt_t;
typedef void (*adc_Hdl_t)(adc_Evt_t* pev);
typedef struct _adc_Contex_t{
bool enable;
uint8_t all_channel;
bool continue_mode;
adc_Hdl_t evt_handler[ADC_CH_NUM];
}adc_Ctx_t;
extern GPIO_Pin_e s_pinmap[ADC_CH_NUM];
/**************************************************************************************
* @fn hal_adc_init
*
* @brief This function process for adc initial
*
* input parameters
*
* @param ADC_CH_e adc_pin: adc pin select;ADC_CH0~ADC_CH7 and ADC_CH_VOICE
* ADC_SEMODE_e semode: single-end mode and diff mode select; 1:SINGLE_END(single-end mode) 0:DIFF(Diff mode)
* IO_CONTROL_e amplitude: input signal amplitude, 0:BELOW_1V,1:UP_1V
*
* output parameters
*
* @param None.
*
* @return None.
**************************************************************************************/
void hal_adc_init(void);
int hal_adc_config_channel(adc_Cfg_t cfg, adc_Hdl_t evt_handler);
int hal_adc_clock_config(adc_CLOCK_SEL_t clk);
int hal_adc_start(void);
int hal_adc_stop(void);
void __attribute__((weak)) hal_ADC_IRQHandler(void);
float hal_adc_value_cal(adc_CH_t ch,uint16_t* buf, uint32_t size, uint8_t high_resol, uint8_t diff_mode);
extern void pad_ds_control(GPIO_Pin_e pin, BitAction_e value);
#endif