debug.txt

同事编的有关单片机程序

$include(c8051f300.inc)
DOUT EQU P0.0
DIN EQU P0.1
;******************************
ORG 000H
LJMP MAIN
ORG 003H
LJMP INT_DATA
;******************************
ORG 0B3H
MAIN:
NOP
MOV RSTSRC,#06H
MOV XBR0,#0FH
MOV XBR1,#0C0H
MOV XBR2,#0C0H
MOV P0MDIN,#0F3H
MOV P0MDOUT,#0FDH

MOV OSCICN,#17H
MOV OSCXCN,#67H

REG_CLK:              
MOV     A,OSCXCN    
JNB     ACC.7,REG_CLK;
NOP                  
MOV OSCICN,#08H ;
MOV TCON,#05H
MOV TMOD,#22H
MOV CKCON,#10H
MOV IE,#80H   ;
;PCA Setting
MOV PCA0MD,#00H
MOV     PCA0CPL0,#0FFH             
MOV     PCA0CPH0,#0FFH
MOV     PCA0CPL1,#00H
MOV     PCA0CPH1,#00H
MOV     PCA0CPL2,#00H
MOV     PCA0CPH2,#00H
MOV     PCA0CPM0,#42H
MOV     PCA0CPM1,#42H
MOV     PCA0CPM2,#42H 
;OPEN All Interrupt
SETB EA
SETB DOUT
SETB CR
CRC_D0:   
MOV R0,#00H

MOV     IT01CF,#71H
SETB EX0 

CRC_D1:
CJNE    R0,#01H,;
MOV TH0,#59H
MOV TH0,#59H
SETB TR0   ;
MOV     IT01CF,#79H
CRC_D2:
CJNE R0,#02H,$ ;
CLR TR0
JNB TF0,CRC_D0
CLR TF0   ;
CLR TR0   ;
MOV     IT01CF,#71H ;
CRC_D3:
CJNE R0,#03H,$ ;
MOV     IT01CF,#79H
CRC_D4:
CJNE R0,#04,$
CLR EX0
SETB DOUT
;读红色设定值
RXD_R: 
JB      DIN,$    ;
   MOV     R5,#0CH
NOP
NOP
NOP
RXD_R1: 
NOP
DJNZ    R5,RXD_R1  
MOV     R6,#08H
RXD_R2: 
MOV     R5,#16H
NOP
RXD_R3: 

NOP
DJNZ    R5,RXD_R3
MOV     C,DIN
MOV     A,R2
RRC     A
MOV     R2,A
DJNZ    R6,RXD_R2

JNB     DIN,$       ;
;****************************************
;
RXD_G: 
JB      DIN,$
MOV     R5,#0CH
NOP
NOP
NOP
RXD_G1: 
NOP
DJNZ    R5,RXD_G1  
MOV     R6,#08H
RXD_G2:
MOV     R5,#16H
NOP
RXD_G3: 

NOP
DJNZ    R5,RXD_G3
MOV     C,DIN
MOV     A,R3
RRC     A
MOV     R3,A
DJNZ    R6,RXD_G2
JNB     DIN,$  ;
;---------------------------------------------------
;读蓝色设定值
RXD_B: 
JB      DIN,$
MOV     R5,#0CH   ;2
NOP    ;1
NOP    ;1
NOP    ;1
RXD_B1: 
NOP    ;1
DJNZ    R5,RXD_B1 ;2/3  
RXD_BB: MOV     R6,#08H   ;2
RXD_B2: 
MOV     R5,#16H   ;2
NOP    ;1 ;10
RXD_B3: 

NOP    ;1
DJNZ    R5,RXD_B3 ;2/3
MOV     C,DIN   ;2
MOV     A,R4   ;1
RRC     A   ;1
MOV     R4,A   ;1
DJNZ    R6,RXD_B2 ;2/3
JNB     DIN,$
MOV C,DIN
MOV DOUT,C
;****************************************
OP_R: 
MOV     A,R2
CPL     A
CJNE    A,#0FFH,OP_R2
MOV     PCA0CPL0,A                  
SJMP    OP_G1
OP_R2: 
MOV     PCA0CPH0,A

OP_G1: 
MOV     A,R3
CPL     A
CJNE    A,#0FFH,OP_G2
MOV     PCA0CPL1,A
SJMP    OP_B1
OP_G2: 
MOV     PCA0CPH1,A

OP_B1: 
MOV     A,R4
CPL     A
CJNE    A,#0FFH,OP_B2
MOV     PCA0CPL2,A
SJMP    RXD_R
OP_B2: 
MOV     PCA0CPH2,A
;*********************************************

LJMP    CRC_D0


;*********************************************
INT_DATA:
PUSH    ACC
PUSH    PSW
MOV     C,DIN
MOV     DOUT,C
INC     R0
POP     PSW
POP     ACC
RETI
;*********************************************
END