189 lines
7.0 KiB
C
189 lines
7.0 KiB
C
/**
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*******************************************************************************************************
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* @file fm33lg0xx_fl_opa.c
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* @author FMSH Application Team
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* @brief Src file of OPA FL Module
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*******************************************************************************************************
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* @attention
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*
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* Copyright (c) [2021] [Fudan Microelectronics]
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* THIS SOFTWARE is licensed under Mulan PSL v2.
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* You can use this software according to the terms and conditions of the Mulan PSL v2.
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* You may obtain a copy of Mulan PSL v2 at:
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* http://license.coscl.org.cn/MulanPSL2
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* THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
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* EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
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* MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
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* See the Mulan PSL v2 for more details.
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*
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*******************************************************************************************************
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*/
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/* Includes ------------------------------------------------------------------*/
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#include "fm33lg0xx_fl.h"
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/** @addtogroup FM33LG0XX_FL_Driver
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* @{
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*/
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/** @addtogroup OPA
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* @{
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*/
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#ifdef FL_OPA_DRIVER_ENABLED
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/* Private macros ------------------------------------------------------------*/
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/** @addtogroup OPA_FL_Private_Macros
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* @{
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*/
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#define IS_OPA_ALL_INSTANCE(INTENCE) (((INTENCE) == OPA))
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#define IS_FL_OPA_INP_CHANNAL(__VALUE__) (((__VALUE__) == FL_OPA_INP_SOURCE_INP1)||\
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((__VALUE__) == FL_OPA_INP_SOURCE_INP2)||\
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((__VALUE__) == FL_OPA_INP_SOURCE_DAC))
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#define IS_FL_OPA_INN_CHANNAL(__VALUE__) (((__VALUE__) == FL_OPA_INN_SOURCE_INN1)||\
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((__VALUE__) == FL_OPA_INN_SOURCE_INN2))
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#define IS_FL_OPA_MODE(__VALUE__) (((__VALUE__) == FL_OPA_MODE_STANDALONE)||\
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((__VALUE__) == FL_OPA_MODE_PGA)||\
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((__VALUE__) == FL_OPA_MODE_BUFFER))
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#define IS_FL_OPA_NEGTIVE_TO_PIN(__VALUE__) (((__VALUE__) == FL_DISABLE)||\
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((__VALUE__) == FL_ENABLE))
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#define IS_FL_OPA_LOW_POWER_MODE(__VALUE__) (((__VALUE__) == FL_DISABLE)||\
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((__VALUE__) == FL_ENABLE))
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#define IS_FL_OPA_GAIN(__VALUE__) (((__VALUE__) == FL_OPA_GAIN_NOINVERT_X2)||\
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((__VALUE__) == FL_OPA_GAIN_NOINVERT_X4)||\
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((__VALUE__) == FL_OPA_GAIN_NOINVERT_X8)||\
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((__VALUE__) == FL_OPA_GAIN_NOINVERT_X16)||\
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((__VALUE__) == FL_OPA_GAIN_INVERT_X1)||\
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((__VALUE__) == FL_OPA_GAIN_INVERT_X3)||\
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((__VALUE__) == FL_OPA_GAIN_INVERT_X7)||\
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((__VALUE__) == FL_OPA_GAIN_INVERT_X15))
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#define IS_FL_OPA_PGA_MODESELECT(__VALUE__) (((__VALUE__) == FL_OPA_PGA_MODE_FB_TO_NEGATIVE)||\
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((__VALUE__) == FL_OPA_PGA_MODE_FB_TO_GND))
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/**
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* @}
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*/
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/* Exported functions --------------------------------------------------------*/
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/** @addtogroup OPA_FL_EF_Init
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* @{
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*/
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/**
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* @brief 复位OPA 外设寄存器值为复位值
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* @param 外设入口地址
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* @retval 返回错误状态，可能值：
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* -FL_PASS 外设寄存器值恢复复位值
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* -FL_FAIL 未成功执行
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*/
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FL_ErrorStatus FL_OPA_DeInit(OPA_Type *OPAx)
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{
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/* 入口参数合法性断言 */
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assert_param(IS_OPA_ALL_INSTANCE(OPAx));
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/* 使能外设复位 */
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FL_RMU_EnablePeripheralReset(RMU);
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/* 复位外设寄存器 */
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FL_RMU_EnableResetAPBPeripheral(RMU, FL_RMU_RSTAPB_OPA);
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FL_RMU_DisableResetAPBPeripheral(RMU, FL_RMU_RSTAPB_OPA);
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/* 关闭外设总线始时钟和工作时钟 */
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FL_CMU_DisableGroup1BusClock(FL_CMU_GROUP1_BUSCLK_OPA);
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/* 锁定外设复位 */
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FL_RMU_DisablePeripheralReset(RMU);
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return FL_PASS;
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}
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/**
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* @brief 根据 OPA_InitStruct.
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* @param OPAx
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* @param OPA_InitStruct 指向一个 @ref FL_OPA_InitTypeDef 结构体
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* 其中包含了外设的相关配置信息.
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* @retval ErrorStatus枚举值
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* -FL_FAIL 配置过程发生错误
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* -FL_PASS OPA配置成功
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*/
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FL_ErrorStatus FL_OPA_Init(OPA_Type *OPAx, FL_OPA_InitTypeDef *initStruct)
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{
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FL_ErrorStatus status = FL_PASS;
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/* 入口参数检查 */
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assert_param(IS_OPA_ALL_INSTANCE(OPAx));
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assert_param(IS_FL_OPA_INP_CHANNAL(initStruct->INP));
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assert_param(IS_FL_OPA_INN_CHANNAL(initStruct->INN));
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assert_param(IS_FL_OPA_MODE(initStruct->mode));
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assert_param(IS_FL_OPA_NEGTIVE_TO_PIN(initStruct->negtiveToPin));
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assert_param(IS_FL_OPA_LOW_POWER_MODE(initStruct->lowPowermode));
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assert_param(IS_FL_OPA_GAIN(initStruct->gain));
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assert_param(IS_FL_OPA_PGA_MODESELECT(initStruct->PGAModeSelect));
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/*总线时钟使能*/
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FL_CMU_EnableGroup1BusClock(FL_CMU_GROUP1_BUSCLK_OPA);
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/*配置模式*/
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FL_OPA_SetMode(OPAx, initStruct->mode);
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/*配置反向输入*/
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FL_OPA_SetINNSource(OPAx, initStruct->INN);
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/*配置正向输入*/
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FL_OPA_SetINPSource(OPAx, initStruct->INP);
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/*配置低功耗模式*/
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if(initStruct->lowPowermode == FL_ENABLE)
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{
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FL_OPA_EnableLowPowerMode(OPAx);
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}
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if(initStruct->mode == FL_OPA_MODE_PGA)
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{
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/*配置PGA增益*/
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FL_OPA_PGA_SetGain(OPAx, initStruct->gain);
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if(initStruct->negtiveToPin == FL_ENABLE)
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{
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/*配置PGA模式下反向输入端接到PIN*/
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FL_OPA_PGA_EnableINNConnectToPin(OPAx);
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}
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}
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/*PGA模式选择*/
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FL_OPA_PGA_SetMode(OPAx, initStruct->PGAModeSelect);
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return status;
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}
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/**
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* @brief FL_OPA_InitTypeDef 为默认配置
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* @param FL_OPA_InitTypeDef 指向需要将值设置为默认配置的结构体 @ref FL_OPA_InitTypeDef structure
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* 结构体
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* @retval None
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*/
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void FL_OPA_StructInit(FL_OPA_InitTypeDef *initStruct)
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{
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initStruct->INP = FL_OPA_INP_SOURCE_INP1;
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initStruct->INN = FL_OPA_INN_SOURCE_INN1;
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initStruct->mode = FL_OPA_MODE_STANDALONE;
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initStruct->negtiveToPin = FL_DISABLE;
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initStruct->gain = FL_OPA_GAIN_NOINVERT_X2;
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initStruct->lowPowermode = FL_DISABLE;
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initStruct->PGAModeSelect = FL_OPA_PGA_MODE_FB_TO_GND;
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}
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/**
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* @}
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*/
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#endif /* FL_OPA_DRIVER_ENABLED */
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/**
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* @}
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*/
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/**
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* @}
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*/
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/********************** (C) COPYRIGHT Fudan Microelectronics **** END OF FILE ***********************/
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