board.h

来自「在AT91SAM7SE上测试sdram用的代码。」· C头文件 代码 · 共 36 行

//borad.h

#ifndef		_BOARD_H_
#define		_BOARD_H_

	#define		PLL_MULT		(25+1)
	#define		PLL_DIV			(5)
	
	#define		MCK_MULT		(1)
	//#define		MCK_DIV			(2)
	#define		MCK_DIV			(2)
	
	#define		PCK_MULT		(1)
	#define		PCK_DIV			(1)

	#define		PPHCK_MULT		(1)
	#define		PPHCK_DIV		(1)
	
	#define		UDP_MULT		(1)
	#define		UDP_DIV			(2)
	
	#define		PCKOUT_MULT		(1)
	#define		PCKOUT_DIV		(1)
	
	#define		SLCK			(32768)
	#define		MAINCK			(18432000)
	#define		PLLCK			(MAINCK * PLL_MULT / PLL_DIV)
	#define		MCK				(PLLCK * MCK_MULT / MCK_DIV)
	#define		PCKOUT			(PLLCK * PCKOUT_MULT / PCKOUT_DIV)
	#define		PCK				(MCK * MCK_MULT / MCK_DIV)
	#define		PPHCK			(MCK * PPHCK_MULT / PPHCK_DIV)
	
	#define		UART_BAUND		(115200)
	
#endif		//_BOARD_H_