dz60_init.h

飞思卡尔车身控制技术研讨会资料范例 基于LIN的收发通信

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/*
Copyright (c) 2007 Freescale Semiconductor
\file       DZ60_init.h
\brief      Definitions and function prototypes for S08DZ60 initialization
\author     Freescale Semiconductor
\author     B05114
\version    0.1
\date       January/2008
*/
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/* External crystal oscillator = 4MHz */
/* FOR PEE mode:
Bus_Clock = (1/2)*[(Osc_clock/Ref_div)*VCO_div]/(Bus_div) = 8MHz */
   
#define BUS_DIV 0       /* Bus divider = 0, divide by 1 */
#define REF_DIV 2       /* Reference divider = 2, divide by 4 */          
#define VCO_DIV 4       /* VCO divider = 4, multiply by 16 */


/* TPM1 Configuration values */
/* Overflow interrupt period is Prescaler*65535/Clock_source   */
/* Clock source options */
#define NO_CLK      0
#define BUS_CLK     1 
#define FIX_CLK     2
#define EXT_CLK     3

#define PS_DIV  4   /* Prescale factor = 2^PS_DIV = 16 */


/* Function Prototypes */

/* Multipurpose Clock Generator initialization */
void MCG_Init(void);

/* GPIO settings */
void GPIO_Init(void);

/* Timer TPM1 configuration */
void TPM1_Init(void);


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