des_mc35xs3400.h

BCM 控制demo源代码

/*******************************************************************************/
/**
Copyright (c) 2007 Freescale Semiconductor
\file       des_MC35XS3400.h
\brief      Register definitions and function prototypes for high side switch \n
            MC35XS3400
\author     Freescale Semiconductor
\author     B05114
\version    0.1
\date       May/2007
*/
/*******************************************************************************/

#ifndef _DES_MC35XS3400_H  /* Prevent duplicated includes */
#define _DES_MC35XS3400_H

/** Variable types and common definitions */
#include "typedefs.h" 

/* MC35XS3400 default configuration */
#define XS35_PWMR_0_INIT        XS_OFF|0x7F
#define XS35_PWMR_1_INIT        XS_OFF|0x7F
#define XS35_PWMR_2_INIT        XS_OFF|0x7F
#define XS35_PWMR_3_INIT        XS_OFF|0x7F
#define XS35_CONFR0_0_INIT      XS_DIR_DIS|XS_SLEW_LOW|XS_NO_DELAY
#define XS35_CONFR0_1_INIT      XS_DIR_DIS|XS_SLEW_LOW|XS_NO_DELAY
#define XS35_CONFR0_2_INIT      XS_DIR_DIS|XS_SLEW_LOW|XS_NO_DELAY
#define XS35_CONFR0_3_INIT      XS_DIR_DIS|XS_SLEW_LOW|XS_NO_DELAY
#define XS35_CONFR1_0_INIT      XS_RETRY_DIS|XS_OS_DIS|XS_OLON_EN|XS_OLOFF_DIS|XS_OLLED_DIS|XS_CSNS_LOW
#define XS35_CONFR1_1_INIT      XS_RETRY_DIS|XS_OS_DIS|XS_OLON_EN|XS_OLOFF_DIS|XS_OLLED_DIS|XS_CSNS_LOW
#define XS35_CONFR1_2_INIT      XS_RETRY_DIS|XS_OS_DIS|XS_OLON_EN|XS_OLOFF_DIS|XS_OLLED_DIS|XS_CSNS_LOW
#define XS35_CONFR1_3_INIT      XS_RETRY_DIS|XS_OS_DIS|XS_OLON_EN|XS_OLOFF_DIS|XS_OLLED_DIS|XS_CSNS_LOW
#define XS35_OCR_0_INIT         XS_INRUSH_LOW|XS_OC_INRUSH_ONLY
#define XS35_OCR_1_INIT         XS_INRUSH_LOW|XS_OC_INRUSH_ONLY
#define XS35_OCR_2_INIT         XS_INRUSH_LOW|XS_OC_INRUSH_ONLY
#define XS35_OCR_3_INIT         XS_INRUSH_LOW|XS_OC_INRUSH_ONLY
#define XS35_GCR_INIT           XS_PWM_INTCLK|XS_TEMP_DIS|XS_CSNS_DIS|XS_UV_EN|XS_OV_EN

/* Operation modes */
#define XS_SLEEP                0
#define XS_NORMAL               1

/* Registers */
#define XS_STATR                0x00
#define XS_PWMR                 0x04
#define XS_CONFR0               0x08
#define XS_CONFR1               0x0C
#define XS_OCR                  0x10
#define XS_GCR                  0x14
#define XS_CALR                 0x1D

/* Channel Selection */
#define XS_HS0                  0x00
#define XS_HS1                  0x20
#define XS_HS2                  0x40
#define XS_HS3                  0x60

/* PWM Register */
#define XS_ON                   0x80
#define XS_OFF                  0x00

/* CONFR0 Register */
#define XS_DIR_EN               0x00
#define XS_DIR_DIS              0x20
#define XS_SLEW_MED             0x00
#define XS_SLEW_LOW             0x08
#define XS_SLEW_HIGH            0x10
#define XS_NO_DELAY             0x00
#define XS_DELAY_16             0x01
#define XS_DELAY_32             0x02
#define XS_DELAY_48             0x03
#define XS_DELAY_64             0x04
#define XS_DELAY_80             0x05
#define XS_DELAY_96             0x06
#define XS_DELAY_112            0x07

/* CONFR1 Register */
#define XS_RETRY_UNL            0x40
#define XS_RETRY_DIS            0x20
#define XS_OS_DIS               0x10
#define XS_OLON_EN              0x00
#define XS_OLON_DIS             0x08
#define XS_OLOFF_EN             0x00
#define XS_OLOFF_DIS            0x04
#define XS_OLLED_EN             0x02
#define XS_OLLED_DIS            0x00
#define XS_CSNS_LOW             0x00
#define XS_CSNS_HIGH            0x01
/* Open load selection */
#define XS_NO_LOAD              XS_OLON_DIS
#define XS_LED                  XS_OLLED_EN
#define XS_BULB                 XS_OLLED_DIS

/* Overcurrent Register */
#define XS_BULB_COOL_MED        0x00
#define XS_BULB_COOL_LOW        0x40
#define XS_BULB_COOL_HIGH       0x80
#define XS_INRUSH_MED           0x00
#define XS_INRUSH_LOW           0x10
#define XS_INRUSH_HIGH          0x20
#define XS_OCH1_TO_OCH2         0x08
#define XS_STEADY_OCL1          0x00
#define XS_STEADY_OCL0          0x02
#define XS_STEADY_OCL2          0x04
#define XS_OC_INRUSH_ONLY       0x00
#define XS_OC_INRUSH_COOLING    0x01

/* Global Configuration Register */                      
#define XS_PWM_DISABLED         0x00                       
#define XS_PWM_IN0CLK           0x80
#define XS_PWM_INTCLK           0xC0
#define XS_TEMP_EN              0x20
#define XS_TEMP_DIS             0x00
#define XS_CSNS_EN              0x10
#define XS_CSNS_DIS             0x00
#define XS_CSNS_HS0             0x00
#define XS_CSNS_HS1             0x04
#define XS_CSNS_HS2             0x08
#define XS_CSNS_HS3             0x0C
#define XS_UV_EN                0x02
#define XS_OV_EN                0x01

/* SOA bits for reading through STATR */
#define XS_HS0_RD               0x00
#define XS_HS1_RD               0x08
#define XS_HS2_RD               0x10
#define XS_HS3_RD               0x18
#define XS_FLTR_RD              0x00
#define XS_PWMR_RD              0x01
#define XS_CONFR0_RD            0x02
#define XS_CONFR1_RD            0x03
#define XS_OCR_RD               0x04
#define XS_GCR_RD               0x05
#define XS_DIAGR0               0x07
#define XS_DIAGR1               0x0F
#define XS_DIAGR2               0x17
#define XS_HS0_RD               0x00
#define XS_HS1_RD               0x08
#define XS_HS2_RD               0x10
#define XS_HS3_RD               0x18

/* Fault Register flags */    
#define XS_FAULT_UVF            0x80    
#define XS_FAULT_OVF            0x40    
#define XS_FAULT_OLON           0x20    
#define XS_FAULT_OLOFF          0x10    
#define XS_FAULT_OSF            0x08    
#define XS_FAULT_OTF            0x04    
#define XS_FAULT_SCF            0x02    
#define XS_FAULT_OCF            0x01    


/** Function Prototypes */

/** Write MC35XS3400 register */
void des_MC35XS3400_SendCommand(UINT8 u8XS_Command, UINT8 u8XS_Data);

/** Clear MC35XS3400 watchdog */
void des_MC35XS3400_ClrWDT(void);

/** Set MC35XS3400 operation mode */
void des_MC35XS3400_SetMode(UINT8 u8XS_Mode);

/** MC35XS3400 initial default configuration */
void des_MC35XS3400_Config(void);

/** Outputs configuration */
void des_MC35XS3400_HS_Configuration(UINT8 u8HSout, UINT8 u8Dir_control,
                                     UINT8 u8SlewRate, UINT8 u8SwitchDelay);
/** Outputs control */
void des_MC35XS3400_HS_Control(UINT8 u8HSout, UINT8 u8HS_State, UINT8 u8HS_PWM);                               

/** PWM module selection */
void des_MC35XS3400_Select_PWM_Module(UINT8 u8PWMSelect);

/** Select open load detection */ 
void des_MC35XS3400_OpenLoad_Detect(UINT8 u8HSout, UINT8 u8OLselect);

/** Select current sense ratio */
void des_MC35XS3400_Select_CurrentSense(UINT8 u8HSout, UINT8 u8SenseRatio);

/** Select current profile */
void des_MC35XS3400_Select_CurrentProfile(UINT8 u8HSout, 
                                          UINT8 u8CoolCurve, UINT8 u8InrushCurve);
/** Select output steady state */
void des_MC35XS3400_Select_SteadyState(UINT8 u8HSout, UINT8 u8SteadyState);  

/** Select overcurrent mode */
void des_MC35XS3400_Select_OverCurrent(UINT8 u8HSout, UINT8 u8OCmode);  

/** Read HS output status */
UINT8 des_MC35XS3400_Get_Status(UINT8 u8HSout);

                                                                  
#endif /* _DES_MC35XS3400_H */

/*******************************************************************************/