
Display Data
Description
Figure 44. Display Flow
Host
Send Display Command
Display Command
OR
Wait Checksum Error
COMMAND ABORTED
’X’ & CR & LF
OR
Wait Security Error
COMMAND ABORTED
’L’ & CR & LF
Wait Display Data
"Address = "
"Reading value"
CR & LF
Bootloader
Wait Display Command
Checksum error
Send Checksum Error
RD_WR_SECURITY
Send Security Error
Read Data
All data read
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.
102 AT89C51RB2/RC2
4180E–8051–10/06