option.s

来自「基于44b0X,flash:0 ram:0xc」· S 代码 · 共 50 行

;**********OPTIONS*******************************
_ISR_STARTADDRESS    	EQU   0x0cfff600
_STACK_STARTADDRESS 	EQU   0x0cfff100

                GBLA    BUSWIDTH
BUSWIDTH	SETA    16

                GBLS    BDRAMTYPE
BDRAMTYPE	SETS    "SDRAM"

;This value has to be TRUE on ROM program.
;This value has to be FALSE in RAM program.
                GBLL    PLLONSTART
PLLONSTART      SETL    {TRUE}

		GBLA	PLLCLK
PLLCLK		SETA	60000000

	[	PLLCLK = 40000000	
M_DIV	EQU	0x48	;Fin=10MHz Fout=40MHz
P_DIV	EQU	0x3
S_DIV	EQU	0x2		
	]

	[	PLLCLK = 50000000	
M_DIV	EQU	0x2a	;Fin=10MHz Fout=50MHz
P_DIV	EQU	0x3
S_DIV	EQU	0x1	
	]

	[	PLLCLK = 60000000	
M_DIV	EQU	0x34	;Fin =10MHz Fout = 60Mhz		
P_DIV	EQU	0x3					
S_DIV	EQU	0x1					
	]
	
	[	PLLCLK = 66000000	
M_DIV	EQU	0x3a	;Fin=10MHz Fout=66MHz
P_DIV	EQU	0x3
S_DIV	EQU	0x1
	]

	[	PLLCLK = 75000000	
M_DIV	EQU	0x43	;Fin=10MHz Fout=75MHz
P_DIV	EQU	0x3
S_DIV	EQU	0x1		
	]
;************************************************
	END