board.h

来自「NXP LPC系列AMR7的开发程序源码（LCD」· C头文件 代码 · 共 41 行

/***************************************************************************
 **
 **    This file defines the board specific definition
 **
 **    Used with ARM IAR C/C++ Compiler and Assembler.
 **
 **    (c) Copyright IAR Systems 2005
 **
 **    $Revision: 7118 $
 **
 ***************************************************************************/
#include "arm_comm.h"

#ifndef __BOARD_H
#define __BOARD_H

#define LPC2129

/* OSC [MHz] */
#define FOSC                (14745600HZ)

/* Core clk [MHz]  24 MHz
   When USB engine is used the Core clk must be more that 18MHz */
#define FCCLK               (FOSC*2)

#define MAM_STATE           TRUE
#define MAM_CONFIG          MAM_FULL
#define MAM_CYCLES          MAMCycle3


/* Time Precision time [us] */
#define TIMER_PRECISION     1

/* Sys timer tick per seconds */
#define TICK_PER_SECOND     100

#define TIM_0_RES           20UL
#define TIM0_PER(Val)       (1000000UL/(Val*TIM_0_RES))

#endif /* __BOARD_H */