AVR069

7

8015B-AVR-02/06

Field

Size

Value

Description

Answer ID

1 byte

CMD_LEAVE_PROGMODE_ISP

Answer id

Status

1 byte

STATUS_CMD_OK

This command will always

return STATUS_CMD_OK

3.2.3 CMD_CHIP_ERASE_ISP

This command will perform a chip erase on the target device.

XML path: /AVRPART/ICE_SETTINGS/STK500_2/IspChipErase/

Table 3-20. Command form

Field

Size

Value

Description

Command ID

1 byte

CMD_CHIP_ERASE_ISP

Command id

eraseDelay

1 byte

XML: eraseDelay

Delay (in ms) to ensure that the

erase of the device is finished

pollMethod

1 byte

XML: pollMethod

Poll method, 0 = use delay1=

use RDY/BSY command

cmd1

1 byte

Chip erase command byte #1

cmd2

1 byte

Chip erase command byte #2

cmd3

1 byte

Chip erase command byte #3

cmd4

1 byte

Chip erase command byte #4

Table 3-21. Answer format

Field

Size

Value

Description

Answer ID

1 byte

CMD_CHIP_ERASE_ISP

Answer id

Status

1 byte

STATUS_CMD_OK or

STATUS_CMD_TOUT

A status value indicating the

result of the operation

3.2.4 CMD_PROGRAM_FLASH_ISP

This command will program data into the FLASH memory of the target device if it

succeeds.

Table 3-22. Command form

Field

Size

Value

Description

Command ID

1 byte

CMD_PROGRAM_FLASH

_ISP

Command id

NumBytes

2 byte

Total number of bytes to

program, MSB first

mode

1 byte

XML: mode *

Mode byte*

delay

1 byte

XML: delay

Delay, used for different types

of programming termination,

according to mode byte

cmd1

1 byte

Command 1 (Load Page, Write

Program Memory)