MacroRat / MouseCode

Mouse code for the MacroRat

Dependencies:   ITG3200 QEI

mbed-dev/targets/TARGET_NUVOTON/TARGET_M451/device/StdDriver/m451_sys.c@18:6a4db94011d3, 2017-05-14 (annotated)

Committer:
sahilmgandhi
Date:
Sun May 14 23:18:57 2017 +0000
Revision:
18:6a4db94011d3
Publishing again

Who changed what in which revision?

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sahilmgandhi 18:6a4db94011d3 1 /**************************************************************************//**
sahilmgandhi 18:6a4db94011d3 2 * @file sys.c
sahilmgandhi 18:6a4db94011d3 3 * @version V3.00
sahilmgandhi 18:6a4db94011d3 4 * $Revision: 12 $
sahilmgandhi 18:6a4db94011d3 5 * $Date: 15/08/11 10:26a $
sahilmgandhi 18:6a4db94011d3 6 * @brief M451 series SYS driver source file
sahilmgandhi 18:6a4db94011d3 7 *
sahilmgandhi 18:6a4db94011d3 8 * @note
sahilmgandhi 18:6a4db94011d3 9 * Copyright (C) 2014~2015 Nuvoton Technology Corp. All rights reserved.
sahilmgandhi 18:6a4db94011d3 10 *****************************************************************************/
sahilmgandhi 18:6a4db94011d3 11
sahilmgandhi 18:6a4db94011d3 12 #include "M451Series.h"
sahilmgandhi 18:6a4db94011d3 13
sahilmgandhi 18:6a4db94011d3 14 #ifdef __cplusplus
sahilmgandhi 18:6a4db94011d3 15 extern "C"
sahilmgandhi 18:6a4db94011d3 16 {
sahilmgandhi 18:6a4db94011d3 17 #endif
sahilmgandhi 18:6a4db94011d3 18
sahilmgandhi 18:6a4db94011d3 19 /** @addtogroup Standard_Driver Standard Driver
sahilmgandhi 18:6a4db94011d3 20 @{
sahilmgandhi 18:6a4db94011d3 21 */
sahilmgandhi 18:6a4db94011d3 22
sahilmgandhi 18:6a4db94011d3 23 /** @addtogroup SYS_Driver SYS Driver
sahilmgandhi 18:6a4db94011d3 24 @{
sahilmgandhi 18:6a4db94011d3 25 */
sahilmgandhi 18:6a4db94011d3 26
sahilmgandhi 18:6a4db94011d3 27
sahilmgandhi 18:6a4db94011d3 28 /** @addtogroup SYS_EXPORTED_FUNCTIONS SYS Exported Functions
sahilmgandhi 18:6a4db94011d3 29 @{
sahilmgandhi 18:6a4db94011d3 30 */
sahilmgandhi 18:6a4db94011d3 31
sahilmgandhi 18:6a4db94011d3 32 /**
sahilmgandhi 18:6a4db94011d3 33 * @brief Clear reset source
sahilmgandhi 18:6a4db94011d3 34 * @param[in] u32Src is system reset source. Including :
sahilmgandhi 18:6a4db94011d3 35 * - \ref SYS_RSTSTS_CPURF_Msk
sahilmgandhi 18:6a4db94011d3 36 * - \ref SYS_RSTSTS_SYSRF_Msk
sahilmgandhi 18:6a4db94011d3 37 * - \ref SYS_RSTSTS_BODRF_Msk
sahilmgandhi 18:6a4db94011d3 38 * - \ref SYS_RSTSTS_LVRF_Msk
sahilmgandhi 18:6a4db94011d3 39 * - \ref SYS_RSTSTS_WDTRF_Msk
sahilmgandhi 18:6a4db94011d3 40 * - \ref SYS_RSTSTS_PINRF_Msk
sahilmgandhi 18:6a4db94011d3 41 * - \ref SYS_RSTSTS_PORF_Msk
sahilmgandhi 18:6a4db94011d3 42 * @return None
sahilmgandhi 18:6a4db94011d3 43 * @details This function clear the selected system reset source.
sahilmgandhi 18:6a4db94011d3 44 */
sahilmgandhi 18:6a4db94011d3 45 void SYS_ClearResetSrc(uint32_t u32Src)
sahilmgandhi 18:6a4db94011d3 46 {
sahilmgandhi 18:6a4db94011d3 47 SYS->RSTSTS |= u32Src;
sahilmgandhi 18:6a4db94011d3 48 }
sahilmgandhi 18:6a4db94011d3 49
sahilmgandhi 18:6a4db94011d3 50 /**
sahilmgandhi 18:6a4db94011d3 51 * @brief Get Brown-out detector output status
sahilmgandhi 18:6a4db94011d3 52 * @param None
sahilmgandhi 18:6a4db94011d3 53 * @retval 0 System voltage is higher than BOD_VL setting or BOD_EN is 0.
sahilmgandhi 18:6a4db94011d3 54 * @retval 1 System voltage is lower than BOD_VL setting.
sahilmgandhi 18:6a4db94011d3 55 * @details This function get Brown-out detector output status.
sahilmgandhi 18:6a4db94011d3 56 */
sahilmgandhi 18:6a4db94011d3 57 uint32_t SYS_GetBODStatus(void)
sahilmgandhi 18:6a4db94011d3 58 {
sahilmgandhi 18:6a4db94011d3 59 return ((SYS->BODCTL & SYS_BODCTL_BODOUT_Msk) >> SYS_BODCTL_BODOUT_Pos);
sahilmgandhi 18:6a4db94011d3 60 }
sahilmgandhi 18:6a4db94011d3 61
sahilmgandhi 18:6a4db94011d3 62 /**
sahilmgandhi 18:6a4db94011d3 63 * @brief Get reset status register value
sahilmgandhi 18:6a4db94011d3 64 * @param None
sahilmgandhi 18:6a4db94011d3 65 * @return Reset source
sahilmgandhi 18:6a4db94011d3 66 * @details This function get the system reset status register value.
sahilmgandhi 18:6a4db94011d3 67 */
sahilmgandhi 18:6a4db94011d3 68 uint32_t SYS_GetResetSrc(void)
sahilmgandhi 18:6a4db94011d3 69 {
sahilmgandhi 18:6a4db94011d3 70 return (SYS->RSTSTS);
sahilmgandhi 18:6a4db94011d3 71 }
sahilmgandhi 18:6a4db94011d3 72
sahilmgandhi 18:6a4db94011d3 73 /**
sahilmgandhi 18:6a4db94011d3 74 * @brief Check if register is locked nor not
sahilmgandhi 18:6a4db94011d3 75 * @param None
sahilmgandhi 18:6a4db94011d3 76 * @retval 0 Write-protection function is disabled.
sahilmgandhi 18:6a4db94011d3 77 * 1 Write-protection function is enabled.
sahilmgandhi 18:6a4db94011d3 78 * @details This function check register write-protection bit setting.
sahilmgandhi 18:6a4db94011d3 79 */
sahilmgandhi 18:6a4db94011d3 80 uint32_t SYS_IsRegLocked(void)
sahilmgandhi 18:6a4db94011d3 81 {
sahilmgandhi 18:6a4db94011d3 82 return !(SYS->REGLCTL & 0x1);
sahilmgandhi 18:6a4db94011d3 83 }
sahilmgandhi 18:6a4db94011d3 84
sahilmgandhi 18:6a4db94011d3 85 /**
sahilmgandhi 18:6a4db94011d3 86 * @brief Get product ID
sahilmgandhi 18:6a4db94011d3 87 * @param None
sahilmgandhi 18:6a4db94011d3 88 * @return Product ID
sahilmgandhi 18:6a4db94011d3 89 * @details This function get product ID.
sahilmgandhi 18:6a4db94011d3 90 */
sahilmgandhi 18:6a4db94011d3 91 uint32_t SYS_ReadPDID(void)
sahilmgandhi 18:6a4db94011d3 92 {
sahilmgandhi 18:6a4db94011d3 93 return SYS->PDID;
sahilmgandhi 18:6a4db94011d3 94 }
sahilmgandhi 18:6a4db94011d3 95
sahilmgandhi 18:6a4db94011d3 96 /**
sahilmgandhi 18:6a4db94011d3 97 * @brief Reset chip with chip reset
sahilmgandhi 18:6a4db94011d3 98 * @param None
sahilmgandhi 18:6a4db94011d3 99 * @return None
sahilmgandhi 18:6a4db94011d3 100 * @details This function reset chip with chip reset.
sahilmgandhi 18:6a4db94011d3 101 * The register write-protection function should be disabled before using this function.
sahilmgandhi 18:6a4db94011d3 102 */
sahilmgandhi 18:6a4db94011d3 103 void SYS_ResetChip(void)
sahilmgandhi 18:6a4db94011d3 104 {
sahilmgandhi 18:6a4db94011d3 105 SYS->IPRST0 |= SYS_IPRST0_CHIPRST_Msk;
sahilmgandhi 18:6a4db94011d3 106 }
sahilmgandhi 18:6a4db94011d3 107
sahilmgandhi 18:6a4db94011d3 108 /**
sahilmgandhi 18:6a4db94011d3 109 * @brief Reset chip with CPU reset
sahilmgandhi 18:6a4db94011d3 110 * @param None
sahilmgandhi 18:6a4db94011d3 111 * @return None
sahilmgandhi 18:6a4db94011d3 112 * @details This function reset CPU with CPU reset.
sahilmgandhi 18:6a4db94011d3 113 * The register write-protection function should be disabled before using this function.
sahilmgandhi 18:6a4db94011d3 114 */
sahilmgandhi 18:6a4db94011d3 115 void SYS_ResetCPU(void)
sahilmgandhi 18:6a4db94011d3 116 {
sahilmgandhi 18:6a4db94011d3 117 SYS->IPRST0 |= SYS_IPRST0_CPURST_Msk;
sahilmgandhi 18:6a4db94011d3 118 }
sahilmgandhi 18:6a4db94011d3 119
sahilmgandhi 18:6a4db94011d3 120 /**
sahilmgandhi 18:6a4db94011d3 121 * @brief Reset selected module
sahilmgandhi 18:6a4db94011d3 122 * @param[in] u32ModuleIndex is module index. Including :
sahilmgandhi 18:6a4db94011d3 123 * - \ref PDMA_RST
sahilmgandhi 18:6a4db94011d3 124 * - \ref EBI_RST
sahilmgandhi 18:6a4db94011d3 125 * - \ref USBH_RST
sahilmgandhi 18:6a4db94011d3 126 * - \ref CRC_RST
sahilmgandhi 18:6a4db94011d3 127 * - \ref GPIO_RST
sahilmgandhi 18:6a4db94011d3 128 * - \ref TMR0_RST
sahilmgandhi 18:6a4db94011d3 129 * - \ref TMR1_RST
sahilmgandhi 18:6a4db94011d3 130 * - \ref TMR2_RST
sahilmgandhi 18:6a4db94011d3 131 * - \ref TMR3_RST
sahilmgandhi 18:6a4db94011d3 132 * - \ref ACMP01_RST
sahilmgandhi 18:6a4db94011d3 133 * - \ref I2C0_RST
sahilmgandhi 18:6a4db94011d3 134 * - \ref I2C1_RST
sahilmgandhi 18:6a4db94011d3 135 * - \ref SPI0_RST
sahilmgandhi 18:6a4db94011d3 136 * - \ref SPI1_RST
sahilmgandhi 18:6a4db94011d3 137 * - \ref SPI2_RST
sahilmgandhi 18:6a4db94011d3 138 * - \ref UART0_RST
sahilmgandhi 18:6a4db94011d3 139 * - \ref UART1_RST
sahilmgandhi 18:6a4db94011d3 140 * - \ref UART2_RST
sahilmgandhi 18:6a4db94011d3 141 * - \ref UART3_RST
sahilmgandhi 18:6a4db94011d3 142 * - \ref CAN0_RST
sahilmgandhi 18:6a4db94011d3 143 * - \ref OTG_RST
sahilmgandhi 18:6a4db94011d3 144 * - \ref USBD_RST
sahilmgandhi 18:6a4db94011d3 145 * - \ref EADC_RST
sahilmgandhi 18:6a4db94011d3 146 * - \ref SC0_RST
sahilmgandhi 18:6a4db94011d3 147 * - \ref DAC_RST
sahilmgandhi 18:6a4db94011d3 148 * - \ref PWM0_RST
sahilmgandhi 18:6a4db94011d3 149 * - \ref PWM1_RST
sahilmgandhi 18:6a4db94011d3 150 * - \ref TK_RST
sahilmgandhi 18:6a4db94011d3 151 * @return None
sahilmgandhi 18:6a4db94011d3 152 * @details This function reset selected module.
sahilmgandhi 18:6a4db94011d3 153 */
sahilmgandhi 18:6a4db94011d3 154 void SYS_ResetModule(uint32_t u32ModuleIndex)
sahilmgandhi 18:6a4db94011d3 155 {
sahilmgandhi 18:6a4db94011d3 156 /* Generate reset signal to the corresponding module */
sahilmgandhi 18:6a4db94011d3 157 *(volatile uint32_t *)((uint32_t)&SYS->IPRST0 + (u32ModuleIndex >> 24)) |= 1 << (u32ModuleIndex & 0x00ffffff);
sahilmgandhi 18:6a4db94011d3 158
sahilmgandhi 18:6a4db94011d3 159 /* Release corresponding module from reset state */
sahilmgandhi 18:6a4db94011d3 160 *(volatile uint32_t *)((uint32_t)&SYS->IPRST0 + (u32ModuleIndex >> 24)) &= ~(1 << (u32ModuleIndex & 0x00ffffff));
sahilmgandhi 18:6a4db94011d3 161 }
sahilmgandhi 18:6a4db94011d3 162
sahilmgandhi 18:6a4db94011d3 163 /**
sahilmgandhi 18:6a4db94011d3 164 * @brief Enable and configure Brown-out detector function
sahilmgandhi 18:6a4db94011d3 165 * @param[in] i32Mode is reset or interrupt mode. Including :
sahilmgandhi 18:6a4db94011d3 166 * - \ref SYS_BODCTL_BOD_RST_EN
sahilmgandhi 18:6a4db94011d3 167 * - \ref SYS_BODCTL_BOD_INTERRUPT_EN
sahilmgandhi 18:6a4db94011d3 168 * @param[in] u32BODLevel is Brown-out voltage level. Including :
sahilmgandhi 18:6a4db94011d3 169 * - \ref SYS_BODCTL_BODVL_4_5V
sahilmgandhi 18:6a4db94011d3 170 * - \ref SYS_BODCTL_BODVL_3_7V
sahilmgandhi 18:6a4db94011d3 171 * - \ref SYS_BODCTL_BODVL_2_7V
sahilmgandhi 18:6a4db94011d3 172 * - \ref SYS_BODCTL_BODVL_2_2V
sahilmgandhi 18:6a4db94011d3 173 * @return None
sahilmgandhi 18:6a4db94011d3 174 * @details This function configure Brown-out detector reset or interrupt mode, enable Brown-out function and set Brown-out voltage level.
sahilmgandhi 18:6a4db94011d3 175 * The register write-protection function should be disabled before using this function.
sahilmgandhi 18:6a4db94011d3 176 */
sahilmgandhi 18:6a4db94011d3 177 void SYS_EnableBOD(int32_t i32Mode, uint32_t u32BODLevel)
sahilmgandhi 18:6a4db94011d3 178 {
sahilmgandhi 18:6a4db94011d3 179 /* Enable Brown-out Detector function */
sahilmgandhi 18:6a4db94011d3 180 SYS->BODCTL |= SYS_BODCTL_BODEN_Msk;
sahilmgandhi 18:6a4db94011d3 181
sahilmgandhi 18:6a4db94011d3 182 /* Enable Brown-out interrupt or reset function */
sahilmgandhi 18:6a4db94011d3 183 SYS->BODCTL = (SYS->BODCTL & ~SYS_BODCTL_BODRSTEN_Msk) | i32Mode;
sahilmgandhi 18:6a4db94011d3 184
sahilmgandhi 18:6a4db94011d3 185 /* Select Brown-out Detector threshold voltage */
sahilmgandhi 18:6a4db94011d3 186 SYS->BODCTL = (SYS->BODCTL & ~SYS_BODCTL_BODVL_Msk) | u32BODLevel;
sahilmgandhi 18:6a4db94011d3 187 }
sahilmgandhi 18:6a4db94011d3 188
sahilmgandhi 18:6a4db94011d3 189 /**
sahilmgandhi 18:6a4db94011d3 190 * @brief Disable Brown-out detector function
sahilmgandhi 18:6a4db94011d3 191 * @param None
sahilmgandhi 18:6a4db94011d3 192 * @return None
sahilmgandhi 18:6a4db94011d3 193 * @details This function disable Brown-out detector function.
sahilmgandhi 18:6a4db94011d3 194 * The register write-protection function should be disabled before using this function.
sahilmgandhi 18:6a4db94011d3 195 */
sahilmgandhi 18:6a4db94011d3 196 void SYS_DisableBOD(void)
sahilmgandhi 18:6a4db94011d3 197 {
sahilmgandhi 18:6a4db94011d3 198 SYS->BODCTL &= ~SYS_BODCTL_BODEN_Msk;
sahilmgandhi 18:6a4db94011d3 199 }
sahilmgandhi 18:6a4db94011d3 200
sahilmgandhi 18:6a4db94011d3 201
sahilmgandhi 18:6a4db94011d3 202
sahilmgandhi 18:6a4db94011d3 203 /*@}*/ /* end of group SYS_EXPORTED_FUNCTIONS */
sahilmgandhi 18:6a4db94011d3 204
sahilmgandhi 18:6a4db94011d3 205 /*@}*/ /* end of group SYS_Driver */
sahilmgandhi 18:6a4db94011d3 206
sahilmgandhi 18:6a4db94011d3 207 /*@}*/ /* end of group Standard_Driver */
sahilmgandhi 18:6a4db94011d3 208
sahilmgandhi 18:6a4db94011d3 209 #ifdef __cplusplus
sahilmgandhi 18:6a4db94011d3 210 }
sahilmgandhi 18:6a4db94011d3 211 #endif
sahilmgandhi 18:6a4db94011d3 212
sahilmgandhi 18:6a4db94011d3 213 /*** (C) COPYRIGHT 2014~2015 Nuvoton Technology Corp. ***/