main_ini.asm

来自「又一个语音LCD GAME」· 汇编 代码 · 共 37 行

; *****  *   *  *****  *       *  ******  
; *      *   *  *   *  **     **  *    * 
; *      *****  *   *  * *   * *  ****** 
; *      *   *  *   *  *  * *  *  * 
; *****  *   *  *****  *   *   *  * 
;--------------------------------
;INITIALIZATIONS
;-------------------------------
	SEI                                 
	LDA    #STACK_PTR		; stack ﹍address
	_AToSP
	LDA	#FFH		                 
	STA	PBTYPE 
	
	LDA	#FFH
	STA	PBD
	LDA	#01H
	STA     PADFUNC0 
	
	STA	TMR0
	LDA	#00000100B	; TONES[1:0]=01,TONE0 clock source select=TMR0/2
	
	
	STA	DIVC			;
	LDA	#01H                                
	STA	LCDCOM		;4*12,1/3bias,
	LDA	#04H
	STA	LCDCTRL
	LCD_ON

	LDA	#10001011B      
	STA	SYSCLK     
	Fcpu_Fsys
	
	LDA	#01010100B	;LCD PA ON
	STA	IER