Datasheet

AVR079
23
8133A-AVR-04/08
page buffer of the target device. The transfer data to flash flag should then only be
set on the last command.
Table 6-8. Mode byte description.
Pagesize \ bit 3 2 1
256 0 0 0
2 0 0 1
4 0 1 0
8 0 1 1
16 1 0 0
32 1 0 1
64 1 1 0
128 1 1 1
NOTE: that only Bit 0-3 are set in the XML file, cause Bit 6-7 are not static and must
be controlled by the PC Frontend.
Table 6-9. Answer format.
Field Size Values Description
Answer ID 1 byte CMD_CHIP_ERASE_HVSP Answer id
Status 1 byte STATUS_CMD_OK or
STATUS_RDY_BSY_TOUT
A Result Value indicating the result of the
operation.
6.5 CMD_READ_FLASH_HVSP
This command will read data from the FLASH memory of the target device if it
succeeds. For devices with the FLASH organized in pages, the data address and size
used with this command must confirm to that of the device. I.e. one ReadFlash
command is used to read one page in the target device.
XML path: /AVRPART/ICE_SETTINGS/STK600/HvspReadFlash/
Table 6-10. Command format.
Field Size Values Description
Command ID 1 byte CMD_READ_FLASH_HVSP Command id
NumBytes 2 byte XML: blockSize Total number of bytes to read, MSB first
Table 6-11. Answer format if the command is executed.
Field Size Values Description
Answer ID 1 byte CMD_READ_FLASH_HVSP Answer id
Status1 1 byte STATUS_CMD_OK Temporary status, will always read OK
Data Byte*N
Data read from device. Will be padded with 0’s if
errors occurred during read-out.
Status2 1 byte STATUS_CMD_OK
A Result Value indicating the result of the
operation. Will always read OK