248 lines
8.0 KiB
C
248 lines
8.0 KiB
C
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/*
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******************************************************************************
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* @file HAL_OPA.c
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* @version V1.0.0
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* @date 2020
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* @brief OPA HAL module driver.
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* This file provides firmware functions to manage the following
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* functionalities of the Operational Amplifier (OPA).
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* @ Initialization and de-initialization functions
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* @ IO operation functions
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* @ Peripheral Control functions
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******************************************************************************
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*/
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#include "ACM32Fxx_HAL.h"
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/************************************************************************
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* function : HAL_OPA_MspInit
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* Description: OPA MCU specific initiation, such as IO share, module clock, ...
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* input :
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* OPA_HandleTypeDef *hopa: pointer to opa handle structure
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* return: none
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************************************************************************/
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__weak void HAL_OPA_MspInit(OPA_HandleTypeDef* hopa)
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{
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/*
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NOTE : This function should be modified by the user.
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*/
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/* For Example */
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GPIO_InitTypeDef GPIO_OPA;
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/* Enable Clock */
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System_Module_Enable(EN_OPA);
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if(hopa->Init.OpaX == OPA1)
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{
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/* OPA1 GPIO inition VINP:PB6*/
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/* OPA1 GPIO inition VINM:PB5*/
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/* OPA1 GPIO inition OPA1_VOUT:PC5*/
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GPIO_OPA.Pin = GPIO_PIN_5 | GPIO_PIN_6;
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GPIO_OPA.Mode = GPIO_MODE_ANALOG;
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GPIO_OPA.Pull = GPIO_NOPULL;
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HAL_GPIO_Init(GPIOB, &GPIO_OPA);
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GPIO_OPA.Pin = GPIO_PIN_5;
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GPIO_OPA.Mode = GPIO_MODE_ANALOG;
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GPIO_OPA.Pull = GPIO_NOPULL;
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HAL_GPIO_Init(GPIOC, &GPIO_OPA);
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}
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else if(hopa->Init.OpaX == OPA2)
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{
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/* OPA2 GPIO inition VINP:PB3*/
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/* OPA2 GPIO inition VINM:PB1*/
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/* OPA2 GPIO inition OPA2_VOUT:PB0*/
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GPIO_OPA.Pin = GPIO_PIN_0 | GPIO_PIN_1 | GPIO_PIN_3;
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GPIO_OPA.Mode = GPIO_MODE_ANALOG;
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GPIO_OPA.Pull = GPIO_NOPULL;
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HAL_GPIO_Init(GPIOB, &GPIO_OPA);
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}
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else if(hopa->Init.OpaX == OPA3)
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{
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/* OPA3 GPIO inition VINP:PA7*/
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/* OPA3 GPIO inition VINM:PA5*/
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/* OPA3 GPIO inition OPA2_VOUT:PA6*/
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GPIO_OPA.Pin = GPIO_PIN_5 | GPIO_PIN_6 | GPIO_PIN_7;
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GPIO_OPA.Mode = GPIO_MODE_ANALOG;
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GPIO_OPA.Pull = GPIO_NOPULL;
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HAL_GPIO_Init(GPIOA, &GPIO_OPA);
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}
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}
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/************************************************************************
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* function : HAL_OPA_MspDeInit
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* Description: OPA MCU De-initiation, such as IO share, module clock, ...
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* input :
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* OPA_HandleTypeDef *hopa: pointer to opa handle structure
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* return: none
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************************************************************************/
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__weak void HAL_OPA_MspDeInit(OPA_HandleTypeDef* hopa)
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{
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/*
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NOTE : This function should be modified by the user.
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*/
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/* For Example */
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/* Reset the OPA */
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System_Module_Reset(RST_OPA);
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/* Disable Clock */
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System_Module_Disable(EN_OPA);
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}
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/************************************************************************
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* function : HAL_OPA_Init
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* Description: opa initial with parameters.
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* input :
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* OPA_HandleTypeDef *hopa: pointer to opa handle structure
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************************************************************************/
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HAL_StatusTypeDef HAL_OPA_Init(OPA_HandleTypeDef* hopa)
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{
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__IO uint32_t *gu32RegCrx;
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uint8_t trim_value;
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uint32_t u32NvrTrimValue;
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/* Check the OPA handle allocation */
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if (hopa == NULL)
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{
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return HAL_ERROR;
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}
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/* Check the parameters */
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if(!IS_OPA_ALL_INSTANCE(hopa->Instance)) return HAL_ERROR;
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if(!IS_OPA_ALL_OPAX(hopa->Init.OpaX)) return HAL_ERROR;
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if(!IS_OPA_ALL_VINP(hopa->Init.VinPSel)) return HAL_ERROR;
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if(!IS_OPA_ALL_VINM(hopa->Init.VinMSel)) return HAL_ERROR;
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if(!IS_OPA_ALL_TRIM(hopa->Init.TrimEn)) return HAL_ERROR;
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if(hopa->Init.OpaX == OPA1)
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gu32RegCrx = &hopa->Instance->OPA1_CSR;
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else if(hopa->Init.OpaX == OPA2)
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gu32RegCrx = &hopa->Instance->OPA2_CSR;
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else if(hopa->Init.OpaX == OPA3)
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gu32RegCrx = &hopa->Instance->OPA3_CSR;
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/* Init the low level hardware : GPIO, CLOCK */
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HAL_OPA_MspInit(hopa);
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/* Select the Vin P */
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MODIFY_REG(*gu32RegCrx, OPA_CSR_VINPSEL_MASK, (hopa->Init.VinPSel)<<OPA_CSR_VINPSEL_POS);
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/* Select the Vin M */
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MODIFY_REG(*gu32RegCrx, OPA_CSR_VINMSEL_MASK, (hopa->Init.VinMSel)<<OPA_CSR_VINMSEL_POS);
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/* Enable the opa */
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SET_BIT(*gu32RegCrx, OPA_CSR_EN);
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/* Trim the opa */
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if(hopa->Init.TrimEn == OPA_CSR_TRIM_ENABLE)
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{
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/* Trim the OPA_CSR_CAL_H N channel */
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SET_BIT(*gu32RegCrx, OPA_CSR_CAL_H);
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CLEAR_BIT(*gu32RegCrx, OPA_CSR_CAL_L);
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for(trim_value=0;trim_value<32;trim_value++)
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{
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MODIFY_REG(*gu32RegCrx,OPA_CSR_TRIM_HIGH_MASK,(trim_value)<<OPA_CSR_TRIM_HIGH_POS);
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System_Delay(1000);
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if(READ_BIT(*gu32RegCrx,OPA_CSR_CAL_OUT)) break;
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}
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/* Trim the OPA_CSR_CAL_L P channel */
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SET_BIT(*gu32RegCrx, OPA_CSR_CAL_L);
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CLEAR_BIT(*gu32RegCrx, OPA_CSR_CAL_H);
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for(trim_value=0;trim_value<32;trim_value++)
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{
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MODIFY_REG(*gu32RegCrx,OPA_CSR_TRIM_LOW_MASK,(trim_value)<<OPA_CSR_TRIM_LOW_POS);
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System_Delay(1000);
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if(READ_BIT(*gu32RegCrx,OPA_CSR_CAL_OUT)) break;
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}
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}
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else
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{
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/* Use the Trim value */
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u32NvrTrimValue = *(volatile uint32_t*)(0x0008024C+(hopa->Init.OpaX-1)*4); //Read the OPA trim value;
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if(((~(u32NvrTrimValue>>16))&0xFFFF) != (u32NvrTrimValue&0xFFFF)) return HAL_ERROR;
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u32NvrTrimValue = u32NvrTrimValue & 0xFFFF;
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MODIFY_REG(*gu32RegCrx,OPA_CSR_TRIM_HIGH_MASK,((u32NvrTrimValue&0x1F)<<OPA_CSR_TRIM_HIGH_POS));
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MODIFY_REG(*gu32RegCrx,OPA_CSR_TRIM_LOW_MASK,(((u32NvrTrimValue>>5)&0x1F)<<OPA_CSR_TRIM_LOW_POS));
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System_Delay(1000);
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}
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/* After rim enable the opa*/
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SET_BIT(*gu32RegCrx, OPA_CSR_CAL_L);
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SET_BIT(*gu32RegCrx, OPA_CSR_CAL_H);
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return HAL_OK;
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}
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/************************************************************************
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* function : HAL_OPA_Enable
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* Description: opa enable.
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* input :
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* OPA_HandleTypeDef *hopa: pointer to opa handle structure
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************************************************************************/
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HAL_StatusTypeDef HAL_OPA_Enable(OPA_HandleTypeDef* hopa)
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{
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__IO uint32_t *gu32RegCrx;
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/* Check the OPA handle allocation */
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if (hopa == NULL)
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{
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return HAL_ERROR;
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}
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/* Check the parameters */
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if(!IS_OPA_ALL_INSTANCE(hopa->Instance)) return HAL_ERROR;
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if(!IS_OPA_ALL_OPAX(hopa->Init.OpaX)) return HAL_ERROR;
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if(hopa->Init.OpaX == OPA1)
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gu32RegCrx = &hopa->Instance->OPA1_CSR;
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else if(hopa->Init.OpaX == OPA2)
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gu32RegCrx = &hopa->Instance->OPA2_CSR;
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else if(hopa->Init.OpaX == OPA3)
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gu32RegCrx = &hopa->Instance->OPA3_CSR;
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/* Enable the opa */
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SET_BIT(*gu32RegCrx, OPA_CSR_EN);
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return HAL_OK;
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}
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/************************************************************************
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* function : HAL_OPA_Disable
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* Description: opa disable.
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* input :
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* OPA_HandleTypeDef *hopa: pointer to opa handle structure
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************************************************************************/
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HAL_StatusTypeDef HAL_OPA_Disable(OPA_HandleTypeDef* hopa)
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{
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__IO uint32_t *gu32RegCrx;
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/* Check the OPA handle allocation */
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if (hopa == NULL)
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{
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return HAL_ERROR;
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}
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/* Check the parameters */
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if(!IS_OPA_ALL_INSTANCE(hopa->Instance)) return HAL_ERROR;
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if(!IS_OPA_ALL_OPAX(hopa->Init.OpaX)) return HAL_ERROR;
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if(hopa->Init.OpaX == OPA1)
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gu32RegCrx = &hopa->Instance->OPA1_CSR;
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else if(hopa->Init.OpaX == OPA2)
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gu32RegCrx = &hopa->Instance->OPA2_CSR;
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else if(hopa->Init.OpaX == OPA3)
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gu32RegCrx = &hopa->Instance->OPA3_CSR;
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/* Disable the opa */
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CLEAR_BIT(*gu32RegCrx, OPA_CSR_EN);
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return HAL_OK;
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}
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