Mouse code for the MacroRat
mbed-dev/targets/TARGET_NUVOTON/TARGET_NUC472/device/StdDriver/nuc472_acmp.c
- Committer:
- sahilmgandhi
- Date:
- 2017-06-03
- Revision:
- 46:b156ef445742
- Parent:
- 18:6a4db94011d3
File content as of revision 46:b156ef445742:
/**************************************************************************//** * @file acmp.c * @version V1.00 * $Revision: 3 $ * $Date: 14/05/29 1:13p $ * @brief NUC472/NUC442 Analog Comparator(ACMP) driver source file * * @note * Copyright (C) 2014 Nuvoton Technology Corp. All rights reserved. *****************************************************************************/ #include "NUC472_442.h" #ifdef __cplusplus extern "C" { #endif /** @addtogroup NUC472_442_Device_Driver NUC472/NUC442 Device Driver @{ */ /** @addtogroup NUC472_442_ACMP_Driver ACMP Driver @{ */ /** @addtogroup NUC472_442_ACMP_EXPORTED_FUNCTIONS ACMP Exported Functions @{ */ /** * @brief Configure the specified ACMP module * * @param[in] acmp The base address of ACMP module * @param[in] u32ChNum comparator number, could be 0, 1, 2 * @param[in] u32NegSrc is comparator negative input selection. Including: * - \ref ACMP_VNEG_PIN * - \ref ACMP_VNEG_BANDGAP * - \ref ACMP_VNEG_4_OVER_24_VDD * - \ref ACMP_VNEG_5_OVER_24_VDD * - \ref ACMP_VNEG_6_OVER_24_VDD * - \ref ACMP_VNEG_7_OVER_24_VDD * - \ref ACMP_VNEG_8_OVER_24_VDD * - \ref ACMP_VNEG_9_OVER_24_VDD * - \ref ACMP_VNEG_10_OVER_24_VDD * - \ref ACMP_VNEG_11_OVER_24_VDD * - \ref ACMP_VNEG_12_OVER_24_VDD * - \ref ACMP_VNEG_13_OVER_24_VDD * - \ref ACMP_VNEG_14_OVER_24_VDD * - \ref ACMP_VNEG_15_OVER_24_VDD * - \ref ACMP_VNEG_16_OVER_24_VDD * - \ref ACMP_VNEG_17_OVER_24_VDD * - \ref ACMP_VNEG_18_OVER_24_VDD * - \ref ACMP_VNEG_19_OVER_24_VDD * - \ref ACMP_VNEG_4_OVER_24_IREF * - \ref ACMP_VNEG_5_OVER_24_IREF * - \ref ACMP_VNEG_6_OVER_24_IREF * - \ref ACMP_VNEG_7_OVER_24_IREF * - \ref ACMP_VNEG_8_OVER_24_IREF * - \ref ACMP_VNEG_9_OVER_24_IREF * - \ref ACMP_VNEG_10_OVER_24_IREF * - \ref ACMP_VNEG_11_OVER_24_IREF * - \ref ACMP_VNEG_12_OVER_24_IREF * - \ref ACMP_VNEG_13_OVER_24_IREF * - \ref ACMP_VNEG_14_OVER_24_IREF * - \ref ACMP_VNEG_15_OVER_24_IREF * - \ref ACMP_VNEG_16_OVER_24_IREF * - \ref ACMP_VNEG_17_OVER_24_IREF * - \ref ACMP_VNEG_18_OVER_24_IREF * - \ref ACMP_VNEG_19_OVER_24_IREF * * @param[in] u32HysteresisEn is the hysteresis function option. Including: * - \ref ACMP_HYSTERESIS_ENABLE * - \ref ACMP_HYSTERESIS_DISABLE * @return None */ void ACMP_Open(ACMP_T *acmp, uint32_t u32ChNum, uint32_t u32NegSrc, uint32_t u32HysteresisEn) { if(u32NegSrc != ACMP_VNEG_PIN) ACMP->VREF = u32NegSrc; ACMP->CTL[u32ChNum] = (ACMP->CTL[u32ChNum] & (~(ACMP_CTL_NEGSEL_Msk | ACMP_CTL_HYSEN_Msk))) | ((u32NegSrc != ACMP_VNEG_PIN ? ACMP_CTL_NEGSEL_Msk : 0) | u32HysteresisEn | ACMP_CTL_ACMPEN_Msk); } /** * @brief This function close comparator * * @param[in] acmp The base address of ACMP module * @param[in] u32ChNum comparator number. * * @return None */ void ACMP_Close(ACMP_T *acmp, uint32_t u32ChNum) { ACMP->CTL[u32ChNum] &= (~ACMP_CTL_ACMPEN_Msk); } /*@}*/ /* end of group NUC472_442_ACMP_EXPORTED_FUNCTIONS */ /*@}*/ /* end of group NUC472_442_ACMP_Driver */ /*@}*/ /* end of group NUC472_442_Device_Driver */ #ifdef __cplusplus } #endif /*** (C) COPYRIGHT 2014 Nuvoton Technology Corp. ***/