flash.inc

U盘原代码,包括FAT16和USB的所有东东都是开放的,请认真看呀.

/*
	Program   : ET83X431 Chip Verification/Resolution
	Author    : Ricky Liu/Multi-media System Engineer
	Date      : 2004.10.15
	File Type : FLASH SUB-ROUTINE File			
*/
;===============================================================
;=============================================


FlashPageProgramFill2G:		//写FLASH块
			;CALL	FlashReset
			bank	0	
			clr		Flash_Data_Port_IO        ///portd output
			MOV		A,#0x80
			CALL	FlashWriteCommand
			
		BS		Flash_Ctrl_Port_B,ALE
;		BS	PortF,0	;test			
			MOV		A,FlashColAdd1
			CALL	FlashWriteData
		
			MOV		A,FlashColAdd2
			CALL	FlashWriteData

			MOV		A,FlashRowAdd1
			CALL	FlashWriteData
		
			MOV		A,FlashRowAdd2
			CALL	FlashWriteData

			MOV		A,FlashRowAdd3
		BANK	2
			JBC		bank2_check_flag,is_128_or_256,$+3
			CALL	FlashWriteData
		BANK	0

		BC		Flash_Ctrl_Port_B,ALE
			CALL	N5_NOP
		RET
/*
FlashPageProgramWriteDataOK:
			
			MOV		A,#0x10
			CALL	FlashWriteCommand

FlashPageProgramCheckBusy_LO:
;		タ盽 300uS 程