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AT89C51ED2-RDTIM 数据表(PDF) 110 Page - ATMEL Corporation

部件名 AT89C51ED2-RDTIM
功能描述  8-bit Flash Microcontroller
PDF  137 Pages
Scroll/Zoom Zoom In 100%  Zoom Out
制造商  ATMEL [ATMEL Corporation]
网页  http://www.atmel.com
标志 ATMEL - ATMEL Corporation

AT89C51ED2-RDTIM 数据表(HTML) 110 Page - ATMEL Corporation

Back Button AT89C51ED2-RDTIM Datasheet HTML 106Page - ATMEL Corporation AT89C51ED2-RDTIM Datasheet HTML 107Page - ATMEL Corporation AT89C51ED2-RDTIM Datasheet HTML 108Page - ATMEL Corporation AT89C51ED2-RDTIM Datasheet HTML 109Page - ATMEL Corporation AT89C51ED2-RDTIM Datasheet HTML 110Page - ATMEL Corporation AT89C51ED2-RDTIM Datasheet HTML 111Page - ATMEL Corporation AT89C51ED2-RDTIM Datasheet HTML 112Page - ATMEL Corporation AT89C51ED2-RDTIM Datasheet HTML 113Page - ATMEL Corporation AT89C51ED2-RDTIM Datasheet HTML 114Page - ATMEL Corporation Next Button
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background image
110
AT89C51RD2/ED2
4235E–8051–04/04
Blank Check Command
Description
Figure 49. Blank Check Flow
Example
Host
Bootloader
Blank Check Command
’X’ & CR & LF
Flash Blank
Wait Blank Check Command
Send First Address
Send COMMAND_OK
Send Blank Check Command
Wait Checksum Error
Wait Address not
Erased
Wait COMMAND_OK
OR
COMMAND ABORTED
COMMAND FINISHED
Send Checksum Error
COMMAND FINISHED
’.’ & CR & LF
OR
address & CR & LF
not Erased
Checksum Error
HOST
: 05 0000 04 0000 7FFF 01 78
BOOTLOADER
: 05 0000 04 0000 7FFF 01 78 . CR LF
Blank Check ok
BOOTLOADER
: 05 0000 04 0000 7FFF 01 70 X CR LF CR LF
Blank Check with checksum error
HOST
: 05 0000 04 0000 7FFF 01 70
BOOTLOADER
: 05 0000 04 0000 7FFF 01 78 xxxx CR LF
Blank Check ok at address xxxx
HOST
: 05 0000 04 0000 7FFF 01 78



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