| /**************************************************************************//** | |
| * @file hdiv.h | |
| * @version V3.0 | |
| * $Revision: 1 $ | |
| * $Date: 16/07/07 7:50p $ | |
| * @brief M0564 series Hardware Divider(HDIV) driver header file | |
| * | |
| * @note | |
| * Copyright (C) 2016 Nuvoton Technology Corp. All rights reserved. | |
| * | |
| ******************************************************************************/ | |
| #ifndef __HDIV_H__ | |
| #define __HDIV_H__ | |
| #ifdef __cplusplus | |
| extern "C" | |
| { | |
| #endif | |
| /** @addtogroup Standard_Driver Standard Driver | |
| @{ | |
| */ | |
| /** @addtogroup HDIV_Driver HDIV Driver | |
| @{ | |
| */ | |
| /** @addtogroup HDIV_EXPORTED_FUNCTIONS HDIV Exported Functions | |
| @{ | |
| */ | |
| /** | |
| * @brief Division function to calculate (x/y) | |
| * | |
| * @param[in] x the dividend of the division | |
| * @param[in] y the divisor of the division | |
| * | |
| * @return The result of (x/y) | |
| * | |
| * @details This is a division function to calculate x/y | |
| * | |
| */ | |
| static __INLINE int32_t HDIV_Div(int32_t x, int16_t y) | |
| { | |
| uint32_t *p32; | |
| p32 = (uint32_t *)HDIV_BASE; | |
| *p32++ = (uint32_t)x; | |
| *p32++ = (uint32_t)y; | |
| return (int32_t) * p32; | |
| } | |
| /** | |
| * @brief To calculate the remainder of x/y, i.e., the result of x mod y. | |
| * | |
| * @param[in] x the dividend of the division | |
| * @param[in] y the divisor of the division | |
| * | |
| * @return The remainder of (x/y) | |
| * | |
| * @details This function is used to calculate the remainder of x/y. | |
| */ | |
| static __INLINE int16_t HDIV_Mod(int32_t x, int16_t y) | |
| { | |
| uint32_t *p32; | |
| p32 = (uint32_t *)HDIV_BASE; | |
| *p32++ = (uint32_t)x; | |
| *p32++ = (uint32_t)y; | |
| return (int16_t)p32[1]; | |
| } | |
| /*@}*/ /* end of group HDIV_EXPORTED_FUNCTIONS */ | |
| /*@}*/ /* end of group HDIV_Driver */ | |
| /*@}*/ /* end of group Standard_Driver */ | |
| #ifdef __cplusplus | |
| } | |
| #endif | |
| #endif //__HDIV_H__ | |
| /*** (C) COPYRIGHT 2016 Nuvoton Technology Corp. ***/ | |