STC89LE53RC datasheet(130/165 Pages) STC

130 / 165 page

DATA_IS_DEBUG_DATA:

MOV

P1,

#0111111B

;(DATA_FLASH_START_ADDRESS) = #5A,

;turn on P1.7 LED

LCALL Delay

;delay

MOV

40H

CPL

MOV

P1,

;Data is right and showed in port 1

WAIT1:

SJMP

WAIT

;Stop

DATA_NOT_EQU_DEBUG_DATA:

MOV

P1,

#11110111B

;(DATA_FLASH_START_ADDRESS) != #5A,

;turn on P1.3 LED

LCALL Delay

;delay

MOV

40H

CPL

MOV

P1,

;Data is error and showed in port 1

LCALL Delay

;delay

MOV

DPTR,

#DATA_FLASH_START_ADDRESS

ACALL Sector_Erase

;Sector erase,

;(DATA_FLASH_START_ADDRESS) != #DEBUG_DATA

MOV

DPTR,

#DATA_FLASH_START_ADDRESS

MOV

#DEBUG_DATA ;Write DEBUG_DATA into Falsh

ACALL Byte_Program

;Byte-program

MOV

P1,

#11011111B

;turn on P1.3 LED first, then turn on P1.5 LED

WAIT2:

SJMP

WAIT2

;Stop here after byte-program

;****************************************************

;------------------------------------------------------------------------------

;Read one byte

Byte_Read:

MOV

ISP_CONTR,

#ENABLE_ISP

;Enable IAP/ISP function

;determine Flash wait time

MOV

ISP_CMD,

#01

;Select Read AP mode

MOV

ISP_ADDRH,

DPH

;Fill page address in ISP_ADDRH&ISP_ADDRL

MOV

ISP_ADDRL,

DPL

CLR

MOV

ISP_TRIG,

#46H

;Trigger ISP processing

MOV

ISP_TRIG,

#0B9H

;Trigger ISP processing

NOP

MOV

ISP_DATA

;Get the data in ISP_DATA

SETB

;Now in processing.(CPU will halt here before completing)

ACALL IAP_Disable

;Disable IAP function,

;clear some registers associated with ISP

RET

130

STC89LE53RC bảng dữ liệu(PDF) 130 Page - STCmicro Technology Co,.Ltd

STC89LE53RC bảng dữ liệu(HTML) 130 Page - STCmicro Technology Co,.Ltd

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 ...More

bảng dữ liệu tải về

Link URL