?? nf_drv_load.a51
字號:
/*A**************************************************************************
* NAME: nf_drv_load.a51
*----------------------------------------------------------------------------
* Copyright (c) 2003 Atmel.
*----------------------------------------------------------------------------
* RELEASE: snd1c-refd-nf-4_0_3
* REVISION: 1.3
*----------------------------------------------------------------------------
* PURPOSE:
* This file contains the In System Programming execution routine
*****************************************************************************/
;_____ I N C L U D E S ____________________________________________________
;_____ M A C R O S ________________________________________________________
EXTRN XDATA (nf_data)
;_____ D E F I N I T I O N ________________________________________________
NF_MODULE SEGMENT CODE
RSEG NF_MODULE
;_____ D E C L A R A T I O N ______________________________________________
PUBLIC nf_init_buffer
PUBLIC nf_upload_buffer
PUBLIC nf_download_buffer
;*F**************************************************************************
; NAME: nf_init_buffer
;----------------------------------------------------------------------------
; PARAMS:
;
; return:
;----------------------------------------------------------------------------
; PURPOSE:
; init buffer with 0xFF
;----------------------------------------------------------------------------
; EXAMPLE:
;----------------------------------------------------------------------------
; NOTE:
;----------------------------------------------------------------------------
; REQUIREMENTS:
;****************************************************************************
nf_init_buffer:
MOV R0,#0H
INIT_START:
MOV A,#0FFH
MOVX @R0,A ;1
INC R0
MOVX @R0,A ;2
INC R0
MOVX @R0,A ;3
INC R0
MOVX @R0,A ;4
INC R0
MOVX @R0,A ;5
INC R0
MOVX @R0,A ;6
INC R0
MOVX @R0,A ;7
INC R0
MOVX @R0,A ;8
INC R0
MOVX @R0,A ;9
INC R0
MOVX @R0,A ;10
INC R0
MOVX @R0,A ;11
INC R0
MOVX @R0,A ;12
INC R0
MOVX @R0,A ;13
INC R0
MOVX @R0,A ;14
INC R0
MOVX @R0,A ;15
INC R0
MOVX @R0,A ;16
INC R0
MOVX @R0,A ;17
INC R0
MOVX @R0,A ;18
INC R0
MOVX @R0,A ;19
INC R0
MOVX @R0,A ;20
INC R0
MOVX @R0,A ;21
INC R0
MOVX @R0,A ;22
INC R0
MOVX @R0,A ;23
INC R0
MOVX @R0,A ;24
INC R0
MOVX @R0,A ;25
INC R0
MOVX @R0,A ;26
INC R0
MOVX @R0,A ;27
INC R0
MOVX @R0,A ;28
INC R0
MOVX @R0,A ;29
INC R0
MOVX @R0,A ;30
INC R0
MOVX @R0,A ;31
INC R0
MOVX @R0,A ;32
INC R0
MOV A,R0
JNZ INIT_START ; restart if R0 <> 0
RET
;*F**************************************************************************
; NAME: nf_upload_buffer
;----------------------------------------------------------------------------
; PARAMS:
;
; return:
;----------------------------------------------------------------------------
; PURPOSE:
; upload_buffer NF->XRAM
;----------------------------------------------------------------------------
; EXAMPLE:
;----------------------------------------------------------------------------
; NOTE:
;----------------------------------------------------------------------------
; REQUIREMENTS:
;****************************************************************************
nf_upload_buffer:
MOV R0,#0H
MOV DPTR, #nf_data
UP_START_TRANSFERT:
MOVX A,@DPTR ;1
MOVX @R0,A
INC R0
MOVX A,@DPTR ;2
MOVX @R0,A
INC R0
MOVX A,@DPTR ;3
MOVX @R0,A
INC R0
MOVX A,@DPTR ;4
MOVX @R0,A
INC R0
MOVX A,@DPTR ;5
MOVX @R0,A
INC R0
MOVX A,@DPTR ;6
MOVX @R0,A
INC R0
MOVX A,@DPTR ;7
MOVX @R0,A
INC R0
MOVX A,@DPTR ;8
MOVX @R0,A
INC R0
MOVX A,@DPTR ;9
MOVX @R0,A
INC R0
MOVX A,@DPTR ;10
MOVX @R0,A
INC R0
MOVX A,@DPTR ;11
MOVX @R0,A
INC R0
MOVX A,@DPTR ;12
MOVX @R0,A
INC R0
MOVX A,@DPTR ;13
MOVX @R0,A
INC R0
MOVX A,@DPTR ;14
MOVX @R0,A
INC R0
MOVX A,@DPTR ;15
MOVX @R0,A
INC R0
MOVX A,@DPTR ;16
MOVX @R0,A
INC R0
MOVX A,@DPTR ;17
MOVX @R0,A
INC R0
MOVX A,@DPTR ;18
MOVX @R0,A
INC R0
MOVX A,@DPTR ;19
MOVX @R0,A
INC R0
MOVX A,@DPTR ;20
MOVX @R0,A
INC R0
MOVX A,@DPTR ;21
MOVX @R0,A
INC R0
MOVX A,@DPTR ;22
MOVX @R0,A
INC R0
MOVX A,@DPTR ;23
MOVX @R0,A
INC R0
MOVX A,@DPTR ;24
MOVX @R0,A
INC R0
MOVX A,@DPTR ;25
MOVX @R0,A
INC R0
MOVX A,@DPTR ;26
MOVX @R0,A
INC R0
MOVX A,@DPTR ;27
MOVX @R0,A
INC R0
MOVX A,@DPTR ;28
MOVX @R0,A
INC R0
MOVX A,@DPTR ;29
MOVX @R0,A
INC R0
MOVX A,@DPTR ;30
MOVX @R0,A
INC R0
MOVX A,@DPTR ;31
MOVX @R0,A
INC R0
MOVX A,@DPTR ;32
MOVX @R0,A
INC R0
MOV A,R0
JNZ UP_START_TRANSFERT ; restart if R0 <> 0
RET
;*F**************************************************************************
; NAME: nf_download_buffer
;----------------------------------------------------------------------------
; PARAMS:
;
; return:
;----------------------------------------------------------------------------
; PURPOSE:
; download_buffer XRAM->NF
;----------------------------------------------------------------------------
; EXAMPLE:
;----------------------------------------------------------------------------
; NOTE:
;----------------------------------------------------------------------------
; REQUIREMENTS:
;****************************************************************************
nf_download_buffer:
MOV R0,#0H
MOV DPTR, #nf_data
DOWN_START_TRANSFERT:
MOVX A,@R0 ;1
MOVX @DPTR,A
INC R0
MOVX A,@R0 ;2
MOVX @DPTR,A
INC R0
MOVX A,@R0 ;3
MOVX @DPTR,A
INC R0
MOVX A,@R0 ;4
MOVX @DPTR,A
INC R0
MOVX A,@R0 ;5
MOVX @DPTR,A
INC R0
MOVX A,@R0 ;6
MOVX @DPTR,A
INC R0
MOVX A,@R0 ;7
MOVX @DPTR,A
INC R0
MOVX A,@R0 ;8
MOVX @DPTR,A
INC R0
MOVX A,@R0 ;9
MOVX @DPTR,A
INC R0
MOVX A,@R0 ;10
MOVX @DPTR,A
INC R0
MOVX A,@R0 ;11
MOVX @DPTR,A
INC R0
MOVX A,@R0 ;12
MOVX @DPTR,A
INC R0
MOVX A,@R0 ;13
MOVX @DPTR,A
INC R0
MOVX A,@R0 ;14
MOVX @DPTR,A
INC R0
MOVX A,@R0 ;15
MOVX @DPTR,A
INC R0
MOVX A,@R0 ;16
MOVX @DPTR,A
INC R0
MOVX A,@R0 ;17
MOVX @DPTR,A
INC R0
MOVX A,@R0 ;18
MOVX @DPTR,A
INC R0
MOVX A,@R0 ;19
MOVX @DPTR,A
INC R0
MOVX A,@R0 ;20
MOVX @DPTR,A
INC R0
MOVX A,@R0 ;21
MOVX @DPTR,A
INC R0
MOVX A,@R0 ;22
MOVX @DPTR,A
INC R0
MOVX A,@R0 ;23
MOVX @DPTR,A
INC R0
MOVX A,@R0 ;24
MOVX @DPTR,A
INC R0
MOVX A,@R0 ;25
MOVX @DPTR,A
INC R0
MOVX A,@R0 ;26
MOVX @DPTR,A
INC R0
MOVX A,@R0 ;27
MOVX @DPTR,A
INC R0
MOVX A,@R0 ;28
MOVX @DPTR,A
INC R0
MOVX A,@R0 ;29
MOVX @DPTR,A
INC R0
MOVX A,@R0 ;30
MOVX @DPTR,A
INC R0
MOVX A,@R0 ;31
MOVX @DPTR,A
INC R0
MOVX A,@R0 ;32
MOVX @DPTR,A
INC R0
MOV A,R0
JNZ DOWN_START_TRANSFERT
RET
END
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