/**************************************************************************//** * @file nu_sys.h * @version V0.10 * $Revision: 7 $ * $Date: 19/06/10 2:48p $ * @brief M031 Series SYS Driver Header File * * @note * SPDX-License-Identifier: Apache-2.0 * Copyright (C) 2018 Nuvoton Technology Corp. All rights reserved. *****************************************************************************/ #ifndef __NU_SYS_H__ #define __NU_SYS_H__ #ifdef __cplusplus extern "C" { #endif /** @addtogroup Standard_Driver Standard Driver @{ */ /** @addtogroup SYS_Driver SYS Driver @{ */ /** @addtogroup SYS_EXPORTED_CONSTANTS SYS Exported Constants @{ */ /*---------------------------------------------------------------------------------------------------------*/ /* Module Reset Control Resister constant definitions. */ /*---------------------------------------------------------------------------------------------------------*/ #define PDMA_RST ((0x0<<24)|SYS_IPRST0_PDMARST_Pos) /*!< PDMA reset is one of the \ref SYS_ResetModule parameter \hideinitializer */ #define EBI_RST ((0x0<<24)|SYS_IPRST0_EBIRST_Pos) /*!< EBI reset is one of the \ref SYS_ResetModule parameter \hideinitializer */ #define HDIV_RST ((0x0<<24)|SYS_IPRST0_HDIVRST_Pos) /*!< HDIV reset is one of the \ref SYS_ResetModule parameter \hideinitializer */ #define CRC_RST ((0x0<<24)|SYS_IPRST0_CRCRST_Pos) /*!< CRC reset is one of the \ref SYS_ResetModule parameter \hideinitializer */ #define GPIO_RST ((0x4<<24)|SYS_IPRST1_GPIORST_Pos) /*!< GPIO reset is one of the \ref SYS_ResetModule parameter \hideinitializer */ #define TMR0_RST ((0x4<<24)|SYS_IPRST1_TMR0RST_Pos) /*!< TMR0 reset is one of the \ref SYS_ResetModule parameter \hideinitializer */ #define TMR1_RST ((0x4<<24)|SYS_IPRST1_TMR1RST_Pos) /*!< TMR1 reset is one of the \ref SYS_ResetModule parameter \hideinitializer */ #define TMR2_RST ((0x4<<24)|SYS_IPRST1_TMR2RST_Pos) /*!< TMR2 reset is one of the \ref SYS_ResetModule parameter \hideinitializer */ #define TMR3_RST ((0x4<<24)|SYS_IPRST1_TMR3RST_Pos) /*!< TMR3 reset is one of the \ref SYS_ResetModule parameter \hideinitializer */ #define ACMP01_RST ((0x4<<24)|SYS_IPRST1_ACMP01RST_Pos) /*!< ACMP reset is one of the \ref SYS_ResetModule parameter \hideinitializer */ #define I2C0_RST ((0x4<<24)|SYS_IPRST1_I2C0RST_Pos) /*!< I2C0 reset is one of the \ref SYS_ResetModule parameter \hideinitializer */ #define I2C1_RST ((0x4<<24)|SYS_IPRST1_I2C1RST_Pos) /*!< I2C1 reset is one of the \ref SYS_ResetModule parameter \hideinitializer */ #define QSPI0_RST ((0x4<<24)|SYS_IPRST1_QSPI0RST_Pos) /*!< QSPI0 reset is one of the \ref SYS_ResetModule parameter \hideinitializer */ #define SPI0_RST ((0x4<<24)|SYS_IPRST1_SPI0RST_Pos) /*!< SPI0 reset is one of the \ref SYS_ResetModule parameter \hideinitializer */ #define UART0_RST ((0x4<<24)|SYS_IPRST1_UART0RST_Pos) /*!< UART0 reset is one of the \ref SYS_ResetModule parameter \hideinitializer */ #define UART1_RST ((0x4<<24)|SYS_IPRST1_UART1RST_Pos) /*!< UART1 reset is one of the \ref SYS_ResetModule parameter \hideinitializer */ #define UART2_RST ((0x4<<24)|SYS_IPRST1_UART2RST_Pos) /*!< UART2 reset is one of the \ref SYS_ResetModule parameter \hideinitializer */ #define UART3_RST ((0x4<<24)|SYS_IPRST1_UART3RST_Pos) /*!< UART3 reset is one of the \ref SYS_ResetModule parameter \hideinitializer */ #define UART4_RST ((0x4<<24)|SYS_IPRST1_UART4RST_Pos) /*!< UART4 reset is one of the \ref SYS_ResetModule parameter \hideinitializer */ #define UART5_RST ((0x4<<24)|SYS_IPRST1_UART5RST_Pos) /*!< UART5 reset is one of the \ref SYS_ResetModule parameter \hideinitializer */ #define UART6_RST ((0x4<<24)|SYS_IPRST1_UART6RST_Pos) /*!< UART6 reset is one of the \ref SYS_ResetModule parameter \hideinitializer */ #define UART7_RST ((0x4<<24)|SYS_IPRST1_UART7RST_Pos) /*!< UART7 reset is one of the \ref SYS_ResetModule parameter \hideinitializer */ #define USBD_RST ((0x4<<24)|SYS_IPRST1_USBDRST_Pos) /*!< USBD reset is one of the \ref SYS_ResetModule parameter \hideinitializer */ #define ADC_RST ((0x4<<24)|SYS_IPRST1_ADCRST_Pos) /*!< ADC reset is one of the \ref SYS_ResetModule parameter \hideinitializer */ #define USCI0_RST ((0x8<<24)|SYS_IPRST2_USCI0RST_Pos) /*!< USCI0 reset is one of the \ref SYS_ResetModule parameter \hideinitializer */ #define USCI1_RST ((0x8<<24)|SYS_IPRST2_USCI1RST_Pos) /*!< USCI1 reset is one of the \ref SYS_ResetModule parameter \hideinitializer */ #define PWM0_RST ((0x8<<24)|SYS_IPRST2_PWM0RST_Pos) /*!< PWM0 reset is one of the \ref SYS_ResetModule parameter \hideinitializer */ #define PWM1_RST ((0x8<<24)|SYS_IPRST2_PWM1RST_Pos) /*!< PWM1 reset is one of the \ref SYS_ResetModule parameter \hideinitializer */ #define BPWM0_RST ((0x8<<24)|SYS_IPRST2_BPWM0RST_Pos) /*!< BPWM0 reset is one of the \ref SYS_ResetModule parameter \hideinitializer */ #define BPWM1_RST ((0x8<<24)|SYS_IPRST2_BPWM1RST_Pos) /*!< BPWM1 reset is one of the \ref SYS_ResetModule parameter \hideinitializer */ /*---------------------------------------------------------------------------------------------------------*/ /* Brown Out Detector Threshold Voltage Selection constant definitions. */ /*---------------------------------------------------------------------------------------------------------*/ #define SYS_BODCTL_BOD_RST_EN (1UL<GPD_MFPL = (SYS->GPD_MFPL & ~SYS_GPD_MFPL_PD2MFP_Msk) | SYS_GPD_MFPL_PD2MFP_UART0_RXD; SYS->GPD_MFPL = (SYS->GPD_MFPL & ~SYS_GPD_MFPL_PD3MFP_Msk) | SYS_GPD_MFPL_PD3MFP_UART0_TXD; */ /* PA.0 MFP */ #define SYS_GPA_MFPL_PA0MFP_GPIO (0x00UL<BODCTL |= SYS_BODCTL_BODIF_Msk) /** * @brief Set Brown-out detector function to normal mode * @param None * @return None * @details This macro set Brown-out detector to normal mode. * The register write-protection function should be disabled before using this macro. * \hideinitializer */ #define SYS_CLEAR_BOD_LPM() (SYS->BODCTL &= ~SYS_BODCTL_BODLPM_Msk) /** * @brief Disable Brown-out detector function * @param None * @return None * @details This macro disable Brown-out detector function. * The register write-protection function should be disabled before using this macro. * \hideinitializer */ #define SYS_DISABLE_BOD() (SYS->BODCTL &= ~SYS_BODCTL_BODEN_Msk) /** * @brief Enable Brown-out detector function * @param None * @return None * @details This macro enable Brown-out detector function. * The register write-protection function should be disabled before using this macro. * \hideinitializer */ #define SYS_ENABLE_BOD() (SYS->BODCTL |= SYS_BODCTL_BODEN_Msk) /** * @brief Get Brown-out detector interrupt flag * @param None * @retval 0 Brown-out detect interrupt flag is not set. * @retval >=1 Brown-out detect interrupt flag is set. * @details This macro get Brown-out detector interrupt flag. * \hideinitializer */ #define SYS_GET_BOD_INT_FLAG() (SYS->BODCTL & SYS_BODCTL_BODIF_Msk) /** * @brief Get Brown-out detector status * @param None * @retval 0 System voltage is higher than BOD threshold voltage setting or BOD function is disabled. * @retval >=1 System voltage is lower than BOD threshold voltage setting. * @details This macro get Brown-out detector output status. * If the BOD function is disabled, this function always return 0. * \hideinitializer */ #define SYS_GET_BOD_OUTPUT() (SYS->BODCTL & SYS_BODCTL_BODOUT_Msk) /** * @brief Disable Brown-out detector reset function * @param None * @return None * @details This macro disable Brown-out detector reset function. * The register write-protection function should be disabled before using this macro. * \hideinitializer */ #define SYS_DISABLE_BOD_RST() (SYS->BODCTL &= ~SYS_BODCTL_BODRSTEN_Msk) /** * @brief Enable Brown-out detector reset function * @param None * @return None * @details This macro enable Brown-out detect reset function. * The register write-protection function should be disabled before using this macro. * \hideinitializer */ #define SYS_ENABLE_BOD_RST() (SYS->BODCTL |= SYS_BODCTL_BODRSTEN_Msk) /** * @brief Set Brown-out detector function low power mode * @param None * @return None * @details This macro set Brown-out detector to low power mode. * The register write-protection function should be disabled before using this macro. * \hideinitializer */ #define SYS_SET_BOD_LPM() (SYS->BODCTL |= SYS_BODCTL_BODLPM_Msk) /** * @brief Set Brown-out detector voltage level * @param[in] u32Level is Brown-out voltage level. Including : * - \ref SYS_BODCTL_BODVL_2_5V * - \ref SYS_BODCTL_BODVL_2_0V * @return None * @details This macro set Brown-out detector voltage level. * The write-protection function should be disabled before using this macro. * \hideinitializer */ #define SYS_SET_BOD_LEVEL(u32Level) (SYS->BODCTL = (SYS->BODCTL & ~SYS_BODCTL_BODVL_Msk) | (u32Level)) /** * @brief Get reset source is from Brown-out detector reset * @param None * @retval 0 Previous reset source is not from Brown-out detector reset * @retval >=1 Previous reset source is from Brown-out detector reset * @details This macro get previous reset source is from Brown-out detect reset or not. * \hideinitializer */ #define SYS_IS_BOD_RST() (SYS->RSTSTS & SYS_RSTSTS_BODRF_Msk) /** * @brief Get reset source is from CPU reset * @param None * @retval 0 Previous reset source is not from CPU reset * @retval >=1 Previous reset source is from CPU reset * @details This macro get previous reset source is from CPU reset. * \hideinitializer */ #define SYS_IS_CPU_RST() (SYS->RSTSTS & SYS_RSTSTS_CPURF_Msk) /** * @brief Get reset source is from LVR Reset * @param None * @retval 0 Previous reset source is not from Low-Voltage-Reset * @retval >=1 Previous reset source is from Low-Voltage-Reset * @details This macro get previous reset source is from Low-Voltage-Reset. * \hideinitializer */ #define SYS_IS_LVR_RST() (SYS->RSTSTS & SYS_RSTSTS_LVRF_Msk) /** * @brief Get reset source is from Power-on Reset * @param None * @retval 0 Previous reset source is not from Power-on Reset * @retval >=1 Previous reset source is from Power-on Reset * @details This macro get previous reset source is from Power-on Reset. * \hideinitializer */ #define SYS_IS_POR_RST() (SYS->RSTSTS & SYS_RSTSTS_PORF_Msk) /** * @brief Get reset source is from reset pin reset * @param None * @retval 0 Previous reset source is not from reset pin reset * @retval >=1 Previous reset source is from reset pin reset * @details This macro get previous reset source is from reset pin reset. * \hideinitializer */ #define SYS_IS_RSTPIN_RST() (SYS->RSTSTS & SYS_RSTSTS_PINRF_Msk) /** * @brief Get reset source is from system reset * @param None * @retval 0 Previous reset source is not from system reset * @retval >=1 Previous reset source is from system reset * @details This macro get previous reset source is from system reset. * \hideinitializer */ #define SYS_IS_SYSTEM_RST() (SYS->RSTSTS & SYS_RSTSTS_SYSRF_Msk) /** * @brief Get reset source is from watchdog timer or window watchdog timer reset * @param None * @retval 0 Previous reset source is not from watchdog timer or window watchdog timer reset * @retval >=1 Previous reset source is from watchdog timer or window watchdog timer reset * @details This macro get previous reset source is from watchdog timer or window watchdog timer reset. * \hideinitializer */ #define SYS_IS_WDT_RST() (SYS->RSTSTS & SYS_RSTSTS_WDTRF_Msk) /** * @brief Disable Low-Voltage-Reset function * @param None * @return None * @details This macro disable Low-Voltage-Reset function. * The register write-protection function should be disabled before using this macro. * \hideinitializer */ #define SYS_DISABLE_LVR() (SYS->BODCTL &= ~SYS_BODCTL_LVREN_Msk) /** * @brief Enable Low-Voltage-Reset function * @param None * @return None * @details This macro enable Low-Voltage-Reset function. * The register write-protection function should be disabled before using this macro. * \hideinitializer */ #define SYS_ENABLE_LVR() (SYS->BODCTL |= SYS_BODCTL_LVREN_Msk) /** * @brief Disable Power-on Reset function * @param None * @return None * @details This macro disable Power-on Reset function. * The register write-protection function should be disabled before using this macro. * \hideinitializer */ #define SYS_DISABLE_POR() (SYS->PORCTL = 0x5AA5) /** * @brief Enable Power-on Reset function * @param None * @return None * @details This macro enable Power-on Reset function. * The register write-protection function should be disabled before using this macro. * \hideinitializer */ #define SYS_ENABLE_POR() (SYS->PORCTL = 0) /** * @brief Clear reset source flag * @param[in] u32RstSrc is reset source. Including : * - \ref SYS_RSTSTS_PORF_Msk * - \ref SYS_RSTSTS_PINRF_Msk * - \ref SYS_RSTSTS_WDTRF_Msk * - \ref SYS_RSTSTS_LVRF_Msk * - \ref SYS_RSTSTS_BODRF_Msk * - \ref SYS_RSTSTS_SYSRF_Msk * - \ref SYS_RSTSTS_CPURF_Msk * - \ref SYS_RSTSTS_CPULKRF_Msk * @return None * @details This macro clear reset source flag. * \hideinitializer */ #define SYS_CLEAR_RST_SOURCE(u32RstSrc) ((SYS->RSTSTS) = (u32RstSrc) ) /** * @brief Disable register write-protection function * @param None * @return None * @details This function disable register write-protection function. * To unlock the protected register to allow write access. * \hideinitializer */ __STATIC_INLINE void SYS_UnlockReg(void) { do { SYS->REGLCTL = 0x59; SYS->REGLCTL = 0x16; SYS->REGLCTL = 0x88; } while (SYS->REGLCTL == 0); } /** * @brief Enable register write-protection function * @param None * @return None * @details This function is used to enable register write-protection function. * To lock the protected register to forbid write access. * \hideinitializer */ __STATIC_INLINE void SYS_LockReg(void) { SYS->REGLCTL = 0; } void SYS_ClearResetSrc(uint32_t u32Src); uint32_t SYS_GetBODStatus(void); uint32_t SYS_GetResetSrc(void); uint32_t SYS_IsRegLocked(void); uint32_t SYS_ReadPDID(void); void SYS_ResetChip(void); void SYS_ResetCPU(void); void SYS_ResetModule(uint32_t u32ModuleIndex); void SYS_EnableBOD(int32_t i32Mode, uint32_t u32BODLevel); void SYS_DisableBOD(void); /*@}*/ /* end of group SYS_EXPORTED_FUNCTIONS */ /*@}*/ /* end of group SYS_Driver */ /*@}*/ /* end of group Standard_Driver */ #ifdef __cplusplus } #endif #endif /* __NU_SYS_H__ */ /*** (C) COPYRIGHT 2018 Nuvoton Technology Corp. ***/