84 lines
2.2 KiB
C
84 lines
2.2 KiB
C
/**
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******************************************************************************
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* @file lvd.h
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* @author (C)2015, Qindao ieslab Co., Ltd
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* @version V1.0
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* @date 2015-12-25
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* @brief the function of the entity of system processor
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******************************************************************************
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*/
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/* Define to prevent recursive inclusion -------------------------------------*/
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#ifndef __UWater_CLKTRIM_DRIVER_H
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#define __UWater_CLKTRIM_DRIVER_H
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#ifdef __cplusplus
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extern "C"
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{
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#endif
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#include "ddl.h"
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#include "type.h"
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#define TRIM_DONE 0xFF //校准成功
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#define TRIM_OVERFLOW 0xEE //待校准时钟计数器溢出
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#define REF_CON (32768u) //参考时钟计数器初值（32768hz，3277约为100ms）
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#define CAL_CON_TARGET (4000000u)//3840u //待校准时钟计数器目标值（38400hz，3840为100ms）
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#define ERROR_RANGE 19u //待校准时钟误差范围值，3840*0.005，约0.5%内
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#define TRIM_MAX_NUM 60 //校准模块启动后允许连续校准次数
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#define EVERYDAY_TRIM_MAX_NUM 50 //校准模块每天允许校准次数
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/*温度差值 单位摄氏度*/
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#define TEMPERTURE_DIFF 5.0f
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enum clktrim_adjust_direction
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{
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DIRECTIONLESS = 0,
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UPWARD,
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DOWNWARD
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};
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typedef struct
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{
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u8 adjust_direction_flg; //调整方向的标志
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u32 diff_value; //差值
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}CLKTRIM_INFO;
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enum clktrim_machine_state_num //时钟校准状态机状态号
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{
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CLKTRIM_MACHINE_S0 = 0,
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CLKTRIM_MACHINE_S1,
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CLKTRIM_MACHINE_S2,
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CLKTRIM_MACHINE_S3
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};
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/* MACRO Define---------------------------------------------------------------*/
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#define SYS_FREQ 4000000
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#if(SYS_FREQ == 4000000)
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#define SYSCTRL_FREQ SysctrlRchFreq4MHz
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#elif(SYS_FREQ == 8000000)
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#define SYSCTRL_FREQ SysctrlRchFreq8MHz
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#elif(SYS_FREQ == 16000000)
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#define SYSCTRL_FREQ SysctrlRchFreq16MHz
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#elif(SYS_FREQ == 24000000)
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#define SYSCTRL_FREQ SysctrlRchFreq24MHz
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#endif
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/* variables Define---------------------------------------------------------------*/
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/* Function Declare------------------------------------------------------------*/
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extern void ClkTrimInit(void);
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u8 ClkTrimIfIdle(void);
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void ClktrimMainMachine(void);
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#ifdef __cplusplus
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}
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#endif
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#endif /* __UWater_UART_DRIVER_H */
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