T89C51RD2-3CSCM 데이터 시트보기 (PDF) - Atmel Corporation

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T89C51RD2-3CSCM

0 to 40MHz Flash Programmable 8-bit Microcontroller

Atmel Corporation 

T89C51RD2

Display Data

Description

Figure 29. Display Flow

Host

Send Display Command

Display Command

Bootloader

Wait Display Command

OR

Wait Checksum Error

COMMAND ABORTED

’X’ & twice (CR & LF)

OR

Wait Security Error

COMMAND ABORTED

’L’ & CR & LF

Checksum error

Send Checksum Error

RD_WR_SECURITY

Send Security Error

Read Data

All data read

Wait Display Data

"Address = "

"Reading value"

CR & LF

Complete Frame

Send Display Data

All data read

COMMAND FINISHED

All data read

COMMAND FINISHED

Note: The maximum size of block is 400h. To read more than 400h Bytes, the Host must send a new command.

71

4243G–8051–05/03

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