📄 can总线程序（汇编） sja1000--nnyt的笔记.mht
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Date: Tue, 8 Apr 2008 16:15:26 +0800
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<H1 id=3Dheader style=3D"WIDTH: 100%; HEIGHT: 30px"><SPAN=20
id=3Dblogname>21IC=D2=B3=C3=E6=D4=D8=C8=EB....</SPAN></H1>
<P id=3Dtagline>| <SPAN =
id=3Dblogname>21IC=D2=B3=C3=E6=D4=D8=C8=EB....</SPAN>'s blog</P>
<DIV id=3Dmain style=3D"WIDTH: 67.78%; HEIGHT: 103px">
<DIV class=3DdateTitle>2007-7-18 18:08:00</DIV>
<DIV class=3Dpost>
<DIV =
class=3DpostTitle>can=D7=DC=CF=DF=B3=CC=D0=F2=A3=A8=BB=E3=B1=E0=A3=A9&nbs=
p;sja1000</DIV>
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<DIV>
<P class=3DMsoNormal=20
style=3D"MARGIN: 0cm 0cm 0pt 21pt; TEXT-INDENT: -21pt; mso-list: l0 =
level1 lfo1; tab-stops: list 21.0pt"><SPAN=20
lang=3DEN-US=20
style=3D"FONT-FAMILY: Wingdings; mso-fareast-font-family: Wingdings; =
mso-bidi-font-family: Wingdings"><SPAN=20
style=3D"mso-list: Ignore"><SPAN style=3D"FONT-SIZE: 12pt">l</SPAN><SPAN =
style=3D"FONT: 7pt 'Times New =
Roman'"> =20
</SPAN></SPAN></SPAN><SPAN style=3D"FONT-SIZE: 12pt"><B=20
style=3D"mso-bidi-font-weight: normal"><SPAN lang=3DEN-US=20
style=3D"FONT-FAMILY: =CB=CE=CC=E5">nnyt</SPAN></B><B=20
style=3D"mso-bidi-font-weight: normal"><SPAN=20
style=3D"FONT-FAMILY: =
=CB=CE=CC=E5">=D4=AD=B4=B4=BE=AD=B5=E4=A3=AC=C8=E7=D0=E8=B8=FC=B6=E0=B0=EF=
=D6=FA=A3=AC=C7=EB=C1=AA=CF=B5=CE=D2<SPAN=20
lang=3DEN-US>:13671387011(</SPAN>=B6=CC=D0=C5=C1=AA=CF=B5<SPAN =
lang=3DEN-US>,QQ</SPAN>=CF=EA=CC=B8<SPAN=20
lang=3DEN-US>)<o:p></o:p></SPAN></SPAN></B></SPAN></P>
<P class=3DMsoNormal style=3D"MARGIN: 0cm 0cm 0pt"><SPAN =
style=3D"FONT-SIZE: 12pt"><B=20
style=3D"mso-bidi-font-weight: normal"><SPAN lang=3DEN-US=20
style=3D"FONT-FAMILY: =CB=CE=CC=E5">QQ: 531706356 <SPAN=20
style=3D"mso-spacerun: yes"> </SPAN><SPAN=20
style=3D"mso-spacerun: yes"> </SPAN>Email</SPAN></B><B=20
style=3D"mso-bidi-font-weight: normal"><SPAN style=3D"FONT-FAMILY: =
=CB=CE=CC=E5">=A3=BA<SPAN=20
lang=3DEN-US>nnyt@tom.com<o:p></o:p></SPAN></SPAN></B></SPAN></P>
<P class=3DMsoNormal=20
style=3D"MARGIN: 0cm 0cm 0pt 21pt; TEXT-INDENT: -21pt; mso-list: l0 =
level1 lfo1; tab-stops: list 21.0pt"><SPAN=20
lang=3DEN-US=20
style=3D"FONT-FAMILY: Wingdings; mso-fareast-font-family: Wingdings; =
mso-bidi-font-family: Wingdings"><SPAN=20
style=3D"mso-list: Ignore"><SPAN style=3D"FONT-SIZE: 12pt">l</SPAN><SPAN =
style=3D"FONT: 7pt 'Times New =
Roman'"> =20
</SPAN></SPAN></SPAN><B style=3D"mso-bidi-font-weight: normal"><SPAN=20
style=3D"FONT-SIZE: 12pt; FONT-FAMILY: =
=CB=CE=CC=E5">=B1=BE=C8=CB=CD=AC=CA=B1=CC=E1=B9=A9<SPAN=20
lang=3DEN-US>can</SPAN>=CA=B5=D1=E9=BF=AA=B7=A2=B0=E5=B8=F8=B3=F5=D1=A7=D5=
=DF<SPAN lang=3DEN-US><o:p></o:p></SPAN></SPAN></B></P>
<P class=3DMsoNormal style=3D"MARGIN: 0cm 0cm 0pt"><SPAN =
style=3D"FONT-SIZE: 12pt"><B=20
style=3D"mso-bidi-font-weight: normal"><SPAN lang=3DEN-US=20
style=3D"FONT-FAMILY: =CB=CE=CC=E5">1<SPAN style=3D"mso-spacerun: =
yes"> =20
</SPAN>CAN</SPAN></B><B style=3D"mso-bidi-font-weight: normal"><SPAN=20
style=3D"FONT-FAMILY: =CB=CE=CC=E5">=BF=D8=D6=C6=C6=F7=CE=AA<SPAN =
lang=3DEN-US>SJA1000,</SPAN>=C7=FD=B6=AF=C6=F7=CE=AA<SPAN=20
lang=3DEN-US>TJA1050,</SPAN>=B5=E7=D4=B4=B8=F4=C0=EB<SPAN=20
lang=3DEN-US>;<o:p></o:p></SPAN></SPAN></B></SPAN></P>
<P class=3DMsoNormal style=3D"MARGIN: 0cm 0cm 0pt"><SPAN =
style=3D"FONT-SIZE: 12pt"><B=20
style=3D"mso-bidi-font-weight: normal"><SPAN lang=3DEN-US=20
style=3D"FONT-FAMILY: =CB=CE=CC=E5">2<SPAN style=3D"mso-spacerun: =
yes"> =20
</SPAN></SPAN></B><B style=3D"mso-bidi-font-weight: normal"><SPAN=20
style=3D"FONT-FAMILY: =
=CB=CE=CC=E5">=CC=E1=B9=A9=CF=EA=BE=A1=B5=C4=D4=B4=B3=CC=D0=F2<SPAN =
lang=3DEN-US>,</SPAN>=BF=C9=B8=F9=BE=DD=D3=C3=BB=A7=D0=E8=C7=F3=B1=E0=D0=B4=
=B3=CC=D0=F2<SPAN=20
lang=3DEN-US><o:p></o:p></SPAN></SPAN></B></SPAN></P></DIV>
<DIV>=CF=B5=CD=B3can=B5=D8=D6=B7=CE=AA550,=D3=C3=D3=DAcan=CF=B5=CD=B3=B2=E2=
=CA=D4,=D3=A6=D3=C3T0=B6=A8=CA=B1=C6=F7=C3=BF=B8=F41s=CF=F2can=D7=DC=CF=DF=
=B7=A2=CB=CD=D2=BB=D7=E9=CA=FD=BE=DD:=CA=FD=BE=DD=B3=A4=B6=C8=CE=AA8=B8=F6=
=D7=D6=BD=DA,<BR>=CA=D7=D7=D6=BD=DA=CE=AA05H,=B5=DA=B6=FE=B8=F6=D7=D6=BD=DA=
=CE=AA=C0=DB=BC=D3=B1=E4=C1=BF,=C3=BF=C3=EB=D6=D3=CA=FD=D6=B5=D4=F6=BC=D3=
1,<BR>*******************************************************************=
**************************************<BR>CONTROLLER_BASE =20
EQU 7E00H =
;SJA1000=B5=C4=C6=AC=D1=A1=B5=D8=D6=B7</DIV>
<P>RCV_GOOD =
BIT =20
0FH =20
;=B3=C9=B9=A6=B5=C4=BD=D3=CA=D5=D2=BB=D6=A1=B1=EA=D6=BE<BR>SEC_FLAG =
=20
BIT 010H =20
;=D2=BB=C3=EB=B5=BD=B1=EA=D6=BE<BR>ERR_FLAG =
=20
BIT 011H =
;=BC=E0=B2=E2=B5=BD=B4=ED=CE=F3=B1=EA=D6=BE</P>
<P>SAVE_INT_INFO DATA =
032H =20
;=B1=A3=B4=E6SJA1000=D6=D0=B6=CF=BC=C4=B4=E6=C6=F7=B5=C4=C4=DA=C8=DD</P>
<P>SEND_DATA_BUF1 DATA =20
040H =
;=B7=A2=CB=CD=BB=BA=B3=E5=C7=F8<BR>SEND_DATA_BUF2 =20
DATA 041H <BR>SEND_DATA_BUF3 =20
DATA 042H<BR>SEND_DATA_BUF4 =20
DATA 043H <BR>SEND_DATA_BUF5 =20
DATA 044H<BR>SEND_DATA_BUF6 =20
DATA 045H <BR>SEND_DATA_BUF7 =20
DATA 046H<BR>SEND_DATA_BUF8 =20
DATA 047H <BR>SEND_DATA_BUF9 =20
DATA 048H<BR>SEND_DATA_BUF10 =20
DATA 049H </P>
<P>RCV_DATA_BUF1 DATA =20
050H =
;=BD=D3=CA=D5=BB=BA=B3=E5=C7=F8<BR>RCV_DATA_BUF2 =
DATA 051H <BR>RCV_DATA_BUF3 =20
DATA 052H<BR>RCV_DATA_BUF4 =20
DATA 053H <BR>RCV_DATA_BUF5 =20
DATA 054H<BR>RCV_DATA_BUF6 =20
DATA 055H <BR>RCV_DATA_BUF7 =20
DATA 056H<BR>RCV_DATA_BUF8 =20
DATA 057H <BR>RCV_DATA_BUF9 =20
DATA 058H<BR>RCV_DATA_BUF10 =20
DATA 059H </P>
<P>ERROR_STATUS DATA =
07CH =20
;=B4=ED=CE=F3=D7=B4=CC=AC=B1=ED=CA=BE<BR>TEST_DATA  =
; =20
DATA 07FH =20
;=B2=E2=CA=D4=B7=A2=CB=CD=CA=FD=BE=DD<BR>;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;=
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;<BR>;=B3=CC=D0=F2=BF=AA=CA=BC<B=
R>ORG =20
0000H<BR>LJMP =20
MAIN =
;=D4=CB=D0=D0=D6=F7=B3=CC=D0=F2</P>
<P>ORG =20
0003H &n=
bsp; =20
<BR>LJMP =
BCAN_INT0 =20
;=D6=D0=B6=CF=B7=BD=CA=BD=B7=C3=CE=CASJA1000=B3=CC=D0=F2</P>
<P>ORG =20
000BH<BR>LJMP =20
T0_INTERRUPT =
;=B6=A8=CA=B1=C6=F70=D6=D0=B6=CF</P>
<P>;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;=
;;;;</P>
<P>ORG &=
nbsp; =20
0100H =
;=B3=CC=D0=F2=BF=AA=CA=BC<BR>MAIN:<BR> =20
MOV =
R0,#07fH<BR> =20
CLR A<BR> =
MOV =20
@R0,A<BR> DJNZ =
R0,$-1<BR> =20
MOV @R0,A<BR> =20
MOV =
SP,#60H =20
;=C9=E8=D6=C3SP<BR> CLR =20
P2.0 &nb=
sp; =20
;SJA1000=CD=CB=B3=F6=D3=B2=BC=FE=B8=B4=CE=BB=C4=A3=CA=BD<BR> &=
nbsp; <BR> LCALL =20
SJA1000_INT0 =
;=B3=F5=CA=BC=BB=AFSJA1000<BR> =20
LCALL T0_INIT<BR> =
CLR =20
P3.4 &nb=
sp; =20
;=B5=E3=C1=C1=D6=B8=CA=BE=B5=C6<BR> =
SETB PX0<BR> =20
SETB IT0<BR> SETB =20
EX0<BR> SETB =
ET0<BR> =20
SETB TR0<BR> SETB =
EA</P>
<P>LOOPER:<BR> =20
JNB =
RCV_GOOD,LOOPER2 =20
;sja1000=B3=C9=B9=A6=BD=D3=CA=D5=D2=BB=D6=A1,=CD=A8=D6=AACPU=B4=A6=C0=ED<=
BR> =20
CLR =20
RCV_GOOD<BR> LCALL =
RCVDATA_PRG<BR>LOOPER2:<BR> =20
JNB =
SEC_FLAG,LOOPER3 =20
;=D2=BB=C3=EB=CA=B1=BC=E4=B5=BD,=C3=BF=C3=EB=B7=A2=CB=CD=D2=BB=B4=CE<BR>&=
nbsp; =20
CLR =20
SEC_FLAG<BR> =20
CLR =20
P3.5 &nb=
sp; =20
;=B5=E3=C1=C1=D6=B8=CA=BE=B5=C6<BR> =
LCALL =20
SENDDATA_PRG<BR>LOOPER3:<BR> =20
JNB =20
ERR_FLAG,LOOPER4 &nb=
sp; =20
;=B4=ED=CE=F3=B1=EA=D6=BE,=B4=ED=CE=F3=B4=A6=C0=ED<BR> &=
nbsp; =20
CLR =20
ERR_FLAG<BR> LCALL =
ERR_PRG<BR>LOOPER4:<BR> =20
AJMP LOOPER</P>
<P>;;;;;;;;;;;;;;;;;;;;;;;;;;;;;=B3=F5=CA=BC=BB=AFSJA1000;;;;;;;;;;;;;;;;=
;;;;;;;;;;;;;;;;;;;;;;;; =20
<BR> <BR>SJA1000_INT0: =
<BR> =20
LCALL =
BCAN_CREATE_COMMUNATION=20
;=B5=F7=D3=C3SJA1000=BD=D3=BF=DA=B2=E2=CA=D4=BA=AF=CA=FD<BR> &=
nbsp;=20
MOV =20
R7, =20
#04<BR> =
LCALL =20
BCAN_SET_BANDRATE =20
;=C9=E8=D6=C3=B2=A8=CC=D8=C2=CA=CE=AA100k &n=
bsp; =20
<BR> =20
MOV =20
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