Datasheet

12
AVR068
2591C-AVR-06/06
5.2.5 CMD_READ_FLASH_ISP
This command will read data from the FLASH memory of the target device if it
succeeds.
XML path: /AVRPART/ICE_SETTINGS/STK500_2/IspReadFlash/
Table 5-24. Command format
Field Size Values Description
Command ID 1 byte CMD_READ_FLASH_ISP Command id
NumBytes 2 byte XML: blockSize
Total number of bytes to read, MSB
first
cmd1 1 byte
Read Program Memory command
byte #1. Low/High byte selection bit
(3
rd
bit) is handled in the FIRMWARE.
Table 5-25. Answer format if the command is executed
Field Size Values Description
Answer ID 1 byte CMD_READ_FLASH_ISP Answer id
Status1 1 byte STATUS_CMD_OK
Indicates success. Will always
read OK
Data N bytes The data read from the device
Status2 1 byte STATUS_CMD_OK
A status value indicating the
result of the operation. Will
always read OK
Table 5-26. Answer format if the command was not executed
Field Size Values Description
Answer ID 1 byte CMD_READ_FLASH_ISP Answer id
Status 1 byte STATUS_CMD_FAILED Indicates failure
5.2.6 CMD_PROGRAM_EEPROM_ISP
See the CMD_PROGRAM_FLASH_ISP command.
5.2.7 CMD_READ_EEPROM_ISP
See the CMD_READ_FLASH_ISP command.