【正文】 M2_SHIFT DJNZ R4,M2_SCAN0 MOV R4,8 。移動(dòng)次數(shù)判斷 LCALL M2_LOAD MOV A,R3 CLR C ADD A,1 MOV R3,A JNC M2_SCAN5 INC R2 。字符數(shù)計(jì)數(shù)M2_SCAN5: CJNE A,2BH,M2_SCAN0 MOV A,R2 CJNE A,2AH,M2_SCAN0 LJMP MODE_20。**************************************************************************。**************************************************************************。**************************************************************************。**************************************************************************MODE_6: LCALL CLR_RAM 。時(shí)間模式 MOV 28H,01DH MOV 29H,000H 。時(shí)間字模數(shù)據(jù)在RAM中存入首址：0020H LCALL GET_D LCALL M6_LOADT MOV 62H,37H 。時(shí)間移動(dòng)速度設(shè)置 MOV 64H,9 。每移一個(gè)字符加載新字符MODE_60: MOV 2AH,00H MOV 2BH,20H 。文字字模數(shù)據(jù)在ROM中存入首址：HEX((2*L+28)*16) LCALL M6_LOADD MOV R2,00H MOV R3,00H 。字?jǐn)?shù)設(shè)定 MOV 63H,33H 。文字移動(dòng)速度設(shè)置 MOV 65H,9 。每移一個(gè)字符加載新字符。*****************M6_SCAN*********************M6_SCAN0: MOV 20H,00H MOV 21H,0FH 。掃描緩沖區(qū)數(shù)據(jù)首址：hex(L*21) MOV R4,00H 。行掃描數(shù)據(jù)初值M6_SCAN1: LCALL LF_SEND 。向顯示單元發(fā)送字模數(shù)據(jù)M6_SCAN2: CLR RCK SETB RCK MOV P1,R4 。掃描ABCD為P1低四位 CLR OE CLR C MOV A,21H ADD A,33 。轉(zhuǎn)到下一行緩沖區(qū)地址：L*2+L*2+1 MOV 21H,A JNC M6_SCAN3 INC 20HM6_SCAN3: LCALL LF_SEND 。向顯示單元發(fā)送字模數(shù)據(jù) INC R4 SETB OE CJNE R4,10H,M6_SCAN2。********************************************** MOV C,DOWN 。判斷是否有新數(shù)據(jù)下載 JNC M6_SCAN7 LJMP NEW_DATAM6_SCAN7: DJNZ 62H,M6_SCAN8 MOV 62H,37H 。時(shí)間移動(dòng)速度設(shè)置 DJNZ 64H,M6_SCAN9 MOV 64H,9 。每移一個(gè)字，加載新字 LCALL M6_LOADT LJMP M6_SCAN8M6_SCAN9: MOV A,T_STOP JNZ M6_SCAN8 LCALL M6_SHIFTM6_SCAN8: DJNZ 63H,M6_SCAN0 MOV 63H,33H 。文字移動(dòng)速度設(shè)置 DJNZ 65H,M6_SCAN10 MOV 65H,9 LCALL M6_LOADD MOV A,R3 CLR C ADD A,1 MOV R3,A JNC M6_SCAN11 INC R2 。字?jǐn)?shù)計(jì)數(shù)器計(jì)數(shù)M6_SCAN11: LJMP M6_SCAN6M6_SCAN10: LCALL M6_SHIFDM6_SCAN6: MOV A,R3 CJNE A,32H,M6_SCAN0 MOV A,R2 CJNE A,31H,M6_SCAN0 LJMP MODE_60。**************************************************************************。**************************************************************************。**************************************************************************。**************************************************************************。***************M0_LOAD*****************M0_LOAD: MOV 20H,00H 靜態(tài)模式加載子程序 MOV 21H,00H 。緩沖區(qū)首址：hex((L*2)*32) MOV R6,32 MOV R7,16 。每行字加載L*2*8字節(jié)數(shù)據(jù) CLR SEL_0M0_LOAD1: CLR SEL MOV DPH,28H MOV DPL,29H MOVX A,@DPTR 。將字模數(shù)據(jù)存入預(yù)緩沖區(qū) INC DPTR MOV 28H,DPH MOV 29H,DPL SETB SEL MOV DPH,20H MOV DPL,21H MOVX @DPTR,A INC DPTR MOV 20H,DPH MOV 21H,DPL DJNZ R7,M0_LOAD1 MOV R7,16 DJNZ R6,M0_LOAD1 SETB SEL_0 RET。***************M1_LOAD*****************M1_LOAD: MOV 20H,002H 16x16上滾模式加載子程序 MOV 21H,000H 。預(yù)緩沖區(qū)首址：hex((L*2)*32) MOV R7,128 。每行字加載128字節(jié)數(shù)據(jù) CLR SEL_0M1_LOAD1: CLR SEL MOV DPH,28H MOV DPL,29H MOVX A,@DPTR 。將字模數(shù)據(jù)存入預(yù)緩沖區(qū) INC DPTR MOV 28H,DPH MOV 29H,DPL SETB SEL MOV DPH,20H MOV DPL,21H MOVX @DPTR,A INC DPTR MOV 20H,DPH MOV 21H,DPL DJNZ R7,M1_LOAD1 SETB SEL_0 RET。***************M0_LOAD*****************M2_LOAD: MOV 20H,00H 32x32左滾模式加載子程序 MOV 21H,10H 。上半屏預(yù)緩沖區(qū)首址：hex(L*2) MOV R7,32 。每個(gè)字加載32字節(jié)數(shù)據(jù) CLR SEL_0M2_LOAD1: CLR SEL MOV DPH,28H MOV DPL,29H MOVX A,@DPTR 。將字模數(shù)據(jù)存入預(yù)緩沖區(qū) INC DPTR MOV 28H,DPH MOV 29H,DPL SETB SEL MOV DPH,20H MOV DPL,21H MOVX @DPTR,A CLR C MOV A,21H ADD A,17 。下一行字模預(yù)緩沖地址，相鄰兩行地址相差：L*2+1 MOV 21H,A JNC M2_LOAD2 INC 20HM2_LOAD2: DJNZ R7,M2_LOAD1 SETB SEL_0 RET。**********************************************M6_LOADT1: MOV 20H,00H 。時(shí)間模式加載子程序 MOV 21H,10H 。上半屏預(yù)緩沖區(qū)首址：hex(L*2) MOV R7,16 。每個(gè)字加載16字節(jié)數(shù)據(jù) CLR SEL_0M6_LOAD0: SETB SEL MOV DPH,28H MOV DPL,29H MOVX A,@DPTR 。將字模數(shù)據(jù)存入預(yù)緩沖區(qū) INC DPTR MOV 28H,DPH MOV 29H,DPL MOV DPH,20H MOV DPL,21H MOVX @DPTR,A CLR C MOV A,21H ADD A,17 。下一行字模預(yù)緩沖地址，相鄰兩行地址相差：L*2+1 MOV 21H,A JNC M6_LOAD1 INC 20HM6_LOAD1: DJNZ R7,M6_LOAD0 SETB SEL_0 INC R1 RET。***************M6_LOAD*****************M6_LOADT: CJNE R1,44,M6_LOADT1 。時(shí)間字顯示完畢停止值：28+2*L LCALL GET_T MOV A,T_LOADTF JNZ M6_LOADT2 LCALL M6_LOADTFM6_LOADT2: MOV 50H,42H 。更新時(shí)間停留時(shí)的時(shí)間，溫度數(shù)據(jù)到時(shí)間緩沖區(qū)中 MOV 2EH,00H MOV 2FH,00H LCALL SAVE_NEWT MOV 50H,41H MOV 2EH,00H MOV 2FH,03H LCALL SAVE_NEWT MOV 50H,40H MOV 2EH,00H MOV 2FH,06H LCALL SAVE_NEWT MOV A,48H MOV DPTR,POS_SEG JZ POST MOV DPTR,NEV_SEGPOST: MOV 55H,DPH MOV 56H,DPL MOV 20H,00H MOV 21H,09H LCALL UPDATA_NUM MOV 50H,49H MOV 2EH,00H MOV 2FH,0AH LCALL SAVE_NEWT MOV 50H,4AH MOV 2EH,00H MOV 2FH,0CH LCALL SAVE_NEWT MOV DPTR,DOT_SEG MOV 55H,DPH MOV 56H,DPL MOV 20H,00H MOV 21H,0CH LCALL UPDATA_NUM INC 67H MOV A,67H CJNE A,36H,M6_LOADT3 。時(shí)間停留控制 MOV 67H,00 MOV T_STOP,00 MOV T_LOADTF,00 MOV R1,00 LCALL CLR_RAMT MOV 28H,01DH MOV 29H,000H 。時(shí)間字模數(shù)據(jù)在RAM中存入首址 LCALL GET_DM6_LOADT3: RET。*********************************************************M6_LOADTF: MOV T_STOP,1 。初次加載時(shí)間停留固定字符 MOV T_LOADTF,1 MOV DPTR,NOD_SEG MOV 55H,DPH MOV 56H,DPL MOV 20H,00H MOV 21H,02H LCALL UPDATA_NUM MOV DPTR,NOD_SEG MOV 55H,DPH MOV 56H,DPL MOV 20H,00H MOV 21H,05H LCALL UPDATA_NUM MOV DPTR,TMP_SEG1 MOV 55H,DPH MOV 56H,DPL MOV 20H,00H MOV 21H,0EH LCALL UPDATA_NUM MOV DPTR,TMP_SEG2 MOV 55H,DPH MOV 56H,DPL MOV 20H,00H MOV 21H,0FH LCALL UPDATA_NUM RET。********************************************************M6_LOADD: MOV 20H,01H MOV 21H,20H 。下半屏預(yù)緩沖區(qū)首址：hex(((L*2+1)*17)1) MOV R7,16 。每個(gè)字加載16字節(jié)數(shù)據(jù) CLR SEL_0M6_LOAD2: CLR SEL MOV DPH,2AH MOV DPL,2BH MOVX A,@DPTR 。將字模數(shù)據(jù)存入預(yù)緩沖區(qū) INC DPTR MOV 2AH,DPH MOV 2B