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<P><FONT color=#0000ff><B>关于非接触式IC智能(射频)卡及其读写设备内核技术的研究与应用开发(连载12) <BR><BR>作者：
上海华东磁记录电子公司 张敏 <BR></B></FONT></P>
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<P><BR>;----------------- the 1st sector
--------------------<BR>COMPARE_04: CJNE
A,#04H,COMPARE_05<BR> lcall sector_01_common</P>
<P> MOV 78h,#04h ;READ'S Sect. NO.<BR> lcall
read_x_block<BR> ljmp read_x_block_exit</P>
<P>COMPARE_05: CJNE A,#05H,COMPARE_06<BR> lcall
sector_01_common</P>
<P> MOV 78h,#05h ;READ'S Sect. NO.<BR> lcall
read_x_block<BR> ljmp read_x_block_exit</P>
<P>COMPARE_06: CJNE A,#06H,COMPARE_07<BR> lcall
sector_01_common</P>
<P> MOV 78h,#06h ;READ'S Sect. NO.<BR> lcall
read_x_block<BR> ljmp read_x_block_exit</P>
<P>COMPARE_07: CJNE A,#07H,COMPARE_08<BR> lcall
sector_01_common</P>
<P> MOV 78h,#07h ;READ'S Sect. NO.<BR> lcall
read_x_block<BR> ljmp read_x_block_exit<BR>;----------------- the
2nd sector --------------------<BR>COMPARE_08: <BR> CJNE
A,#08H,COMPARE_09<BR> lcall sector_02_common</P>
<P> MOV 78h,#08h ;READ'S Sect. NO.
<BR> lcall
read_x_block<BR> ljmp read_x_block_exit<BR>COMPARE_09:
<BR> CJNE A,#09H,COMPARE_0A<BR> lcall
sector_02_common<BR> MOV 78h,#09h ;READ'S Sect.
NO.<BR> lcall read_x_block<BR> ljmp read_x_block_exit</P>
<P>COMPARE_0A: CJNE A,#10H,COMPARE_0B<BR> lcall
sector_02_common<BR> MOV 78h,#0ah ;READ'S Sect.
NO.<BR> lcall
read_x_block<BR> ljmp read_x_block_exit<BR>COMPARE_0B: CJNE
A,#11H,COMPARE_0C<BR> lcall sector_02_common<BR> MOV
78h,#0bh ;READ'S Sect. NO.<BR> lcall
read_x_block<BR> ljmp read_x_block_exit<BR>;-----------------the
3rd sector -------------------<BR>COMPARE_0C: CJNE
A,#12H,COMPARE_0D<BR> lcall sector_03_common</P>
<P> MOV 78h,#0ch ;READ'S Sect. NO.<BR> lcall
read_x_block<BR> ljmp read_x_block_exit</P>
<P>COMPARE_0D: CJNE A,#13H,COMPARE_0E<BR> lcall
sector_03_common<BR> MOV 78h,#0dh ;READ'S Sect.
NO.<BR> lcall
read_x_block<BR> ljmp read_x_block_exit<BR>COMPARE_0E: CJNE
A,#14H,COMPARE_0F<BR> lcall sector_03_common<BR> MOV
78h,#0eh ;READ'S Sect. NO.<BR> lcall
read_x_block<BR> ljmp read_x_block_exit<BR>COMPARE_0F: CJNE
A,#15H,COMPARE_10<BR> lcall sector_03_common<BR> MOV
78h,#0fh ;READ'S Sect. NO.<BR> lcall
read_x_block<BR> ljmp read_x_block_exit<BR>;---------------- the
4th sector------------------------<BR>COMPARE_10: CJNE
A,#16H,COMPARE_11<BR> lcall sector_04_common<BR> MOV
78h,#10h ;READ'S Sect. NO.<BR> lcall
read_x_block<BR> ljmp read_x_block_exit</P>
<P>(省略COMPARE_11 至COMPARE_3E 之程序，基本同上)</P>
<P>COMPARE_3f: CJNE A,#63H,read_x_block_exit<BR> lcall
sector_15_common</P>
<P> MOV 78h,#3fh ;READ'S Sect. NO.<BR> lcall
read_x_block<BR> ljmp read_x_block_exit<BR>;------------------------
end of 0--63 block setup ----------------------</P>
<P>;---------------- exit
------------------------<BR>read_x_block_exit:<BR> ret
<BR>;--------------------------------</P>
<P>;------------------------ DISP_BUF_right_MOVE
-------------------------------<BR>DISP_BUF_right_MOVE:<BR> MOV
32H,33H<BR> MOV 33H,34H<BR> MOV 34H,35H<BR> MOV
35H,37H<BR> MOV 37H,38H<BR> MOV 38H,39H<BR> MOV 39H,3AH</P>
<P> RET</P>
<P><BR>;---------------------
read_x_block--------------------------<BR>read_x_block:<BR> setb
p2.5 ;MCM ON (-RST=1)<BR> clr p2.4 ;MCM ON (-CS=0)</P>
<P> MOV R2,#01H ;SELECT REQUEST_STD<BR> ;MOV
R2,#00H <BR> lcall request ;request<BR> lcall
display<BR> lcall h_display<BR> lcall d500ms<BR> clr
p2.6<BR> lcall init_disp_buf<BR> lcall display<BR> lcall
h_display</P>
<P> lcall anticollision ;anticollision<BR> lcall
display<BR> lcall h_display<BR> lcall d500ms<BR> clr
p2.6<BR> lcall init_disp_buf<BR> lcall display<BR> lcall
h_display</P>
<P> lcall select ;select<BR> lcall display<BR> lcall
h_display<BR> lcall d500ms<BR> clr p2.6<BR> lcall
init_disp_buf<BR> lcall display<BR> lcall h_display</P>
<P> lcall load_key ;load_key<BR> lcall display<BR> lcall
h_display<BR> lcall d500ms<BR> lcall d500ms<BR> clr
p2.6<BR> lcall init_disp_buf<BR> lcall display<BR> lcall
h_display<BR> mov 7eh,79h ;sel keyset0<BR> mov 7dh,7ah
;<BR> mov 7ch,#60h ;auth_1a instr. code<BR> lcall
authentication ;authentication<BR> lcall display<BR> lcall
h_display<BR> lcall d500ms<BR> lcall d500ms<BR> clr
p2.6<BR> lcall init_disp_buf<BR> lcall display<BR> lcall
h_display</P>
<P> mov 7dh ,#50h ;the address for storing reading_data<BR> mov
7ch,78h ;read sector & block <BR> lcall
read ;read<BR> lcall display<BR> lcall h_display<BR> lcall
d500ms<BR> lcall d500ms<BR> clr p2.6<BR> lcall
init_disp_buf<BR> lcall display<BR> lcall h_display</P>
<P> lcall halt ;halt<BR> lcall display<BR> lcall
h_display<BR> lcall d500ms<BR> clr p2.6<BR> lcall
init_disp_buf<BR> lcall display<BR> lcall h_display<BR>
<BR> lcall disp_rd_blk ;display the reading_value<BR> lcall
clear_disp_rd_blk_in_cpu<BR> clr p2.6<BR> MOV
A,#80H ;SOFTWARE_RESET MCM<BR> MOV R0,#01H<BR> MOVX
@R0,A<BR> LCALL D500MS<BR> ret <BR>;---------------------end
of “read_x_block” ----------------------</P>
<P><BR>;-----------------------------------------------------<BR>sector_01_common:<BR> MOV
7fh,#0AaH <BR> MOV 7eh,#00H <BR> MOV
7dh,#01h <BR> MOV 7ch,#47H <BR> MOV
79h,#80H <BR> MOV 7ah, #81h <BR> MOV 7bh,
#60H <BR>
ret<BR>;-----------------------------------------------------<BR>sector_02_common:<BR> MOV
7fh,#0AbH <BR> MOV 7eh,#00H <BR> MOV
7dh,#02h <BR> MOV 7ch,#60H <BR> MOV
79h,#80H <BR> MOV 7ah, #82h <BR> MOV 7bh,
#60H <BR>
ret<BR>;----------------------------------------------------<BR>(省略sector_03_common
至sector_14_common
之程序，基本同上)<BR>;----------------------------------------------------<BR>sector_15_common:<BR> MOV
7fh,#0AaH <BR> MOV 7eh,#00H <BR> MOV
7dh,#0fh <BR> MOV 7ch,#60H <BR> MOV
79h,#80H <BR> MOV 7ah, #8fh <BR> MOV 7bh,
#60H <BR>
ret<BR>;----------------------------------------------------<BR>;end of
this program.<BR> END<BR>;====================== End of This Program
=========================</P>
<P>结 束 语</P>
<P> 智能IC卡片及其读写设备之技术正处于成熟/发展其间，只要我们中国自己的微电子技术再提高一步，相信我国将能实现真正意义上的“金卡工程”，因为实现这一工程的软件和硬件完全可以“自给自足”，
金融，邮电，公交等国家主干行业将能抵御外国“侵略”，不依赖进口。笔者相信在国内ICC界同行的共同努力下，在国家金卡工程办公室领导小组的正确领导下，我国的国民经济将在得益于“金卡工程”的前提下，高速增长。<BR>(全文完)</P>
<P><BR><BR>来源： 《金卡工程》2001.1 <BR></P>
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