98 lines
2.9 KiB
C
98 lines
2.9 KiB
C
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/***************************************************************
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*Copyright (C), 2017, Shanghai Eastsoft Microelectronics Co., Ltd
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*<EFBFBD>ļ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> lib_scs.c
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*<EFBFBD><EFBFBD> <EFBFBD>ߣ<EFBFBD> Liut
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*<EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD> V1.00
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*<EFBFBD><EFBFBD> <EFBFBD>ڣ<EFBFBD> 2017/07/14
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*<EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD>ں<EFBFBD>ģ<EFBFBD><EFBFBD><EFBFBD>⺯<EFBFBD><EFBFBD>
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*<EFBFBD><EFBFBD> ע<EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> ES8P508xоƬ
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<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ѧϰ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʾʹ<EFBFBD>ã<EFBFBD><EFBFBD><EFBFBD><EFBFBD>û<EFBFBD>ֱ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ô<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ķ<EFBFBD><EFBFBD>ջ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>е<EFBFBD><EFBFBD>κη<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ρ<EFBFBD>
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***************************************************************/
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#include "lib_scs.h"
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/***************************************************************
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<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>NVIC_Init
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<EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD>NVIC<EFBFBD><EFBFBD>ʼ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ֵ<EFBFBD><EFBFBD>Channel<EFBFBD><EFBFBD><EFBFBD>ж<EFBFBD>ͨ<EFBFBD><EFBFBD> <EFBFBD><EFBFBD> Priority<EFBFBD><EFBFBD><EFBFBD>ж<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ȼ<EFBFBD> <EFBFBD><EFBFBD> Cmd<EFBFBD><EFBFBD>ʧ<EFBFBD>ܻ<EFBFBD>ʹ<EFBFBD><EFBFBD>
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<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ֵ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ֵ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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***************************************************************/
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void NVIC_Init(NVIC_IRQChannel Channel,NVIC_IRQPriority Priority,TYPE_FUNCEN Cmd)
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{
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uint32_t tmppriority = 0x00;
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if (Cmd != DISABLE)
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{
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/* Compute the Corresponding IRQ Priority */
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tmppriority = NVIC->IP[Channel >> 0x02];
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tmppriority &= (uint32_t)(~(((uint32_t)0xFF) << ((Channel & 0x03) * 8)));
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tmppriority |= (uint32_t)((((uint32_t)Priority << 6) & 0xFF) << ((Channel & 0x03) * 8));
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NVIC->IP[Channel >> 0x02] = tmppriority;
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/* Enable the Selected IRQ Channels */
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NVIC->ISER[0] = (uint32_t)0x01 << (Channel & (uint8_t)0x1F);
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}
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else
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{
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/* Disable the Selected IRQ Channels */
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NVIC->ICER[0] = (uint32_t)0x01 << (Channel & (uint8_t)0x1F);
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}
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}
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/***************************************************************
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<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>SCB_SystemLPConfig
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<EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ϵͳ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ģʽ
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<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ֵ<EFBFBD><EFBFBD>LowPowerMode<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ģʽ <EFBFBD><EFBFBD> NewState<EFBFBD><EFBFBD>ʹ<EFBFBD>ܡ<EFBFBD>ʹ<EFBFBD><EFBFBD>
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<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ֵ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ֵ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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***************************************************************/
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void SCB_SystemLPConfig(SCB_TYPE_SCR LowPowerMode, TYPE_FUNCEN NewState)
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{
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if (NewState != DISABLE)
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SCB->SCR |= LowPowerMode;
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else
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SCB->SCR &= (uint32_t)(~(uint32_t)LowPowerMode);
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}
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/***************************************************************
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<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>SCB_GetCpuID
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<EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ȡCPUID
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<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ֵ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ֵ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ֵ<EFBFBD><EFBFBD>32λIDֵ
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***************************************************************/
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uint32_t SCB_GetCpuID(void)
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{
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return (SCB->CPUID);
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}
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/***************************************************************
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<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>SysTick_Init
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<EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD>SysTick<EFBFBD><EFBFBD>ʼ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ֵ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʼ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ýṹ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ַ
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<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ֵ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ֵ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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***************************************************************/
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void SysTick_Init(SYSTICK_InitStruType* SysT_InitStruct)
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{
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uint32_t temp32 = 0;
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SysTick->LOAD = SysT_InitStruct->SysTick_Value;
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SysTick->VAL = (uint32_t)0;
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if(SysT_InitStruct->SysTick_ClkSource != SysTick_ClkS_Base)
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temp32 |= 0x00000004;
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else
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temp32 &= 0xFFFFFFFB;
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if(SysT_InitStruct->SysTick_ITEnable != DISABLE)
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temp32 |= 0x00000002;
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else
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temp32 &= 0xFFFFFFFD;
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SysTick->CTRL = temp32;
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}
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/*************************END OF FILE**********************/
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