AVR069

3

8015B-AVR-02/06

Table 3-2. Answer format

Field

Size

Value

Description

Answer ID

1 byte

CMD_SIGN_ON

Answer id

Status

1 byte

STATUS_CMD_OK

This command will always

return STATUS_CMD_OK

Signature length

1 byte

10

Length of signature string

10 bytes

“AVRISP_MK2”

The signature string (not null

terminated)

3.1.2 CMD_SET_PARAMETER

The host can set a multitude of parameters in the AVRISP mkII. See the 3.4:

Parameters for a description of each parameter. All parameters are one-byte values.

Table 3-3. Command format

Field

Size

Value

Description

Command ID

1 byte

CMD_SET_PARAMETER

Command id

Parameter ID

1 byte

Value

1 byte

Table 3-4. Answer format

Field

Size

Value

Description

Answer ID

1 byte

CMD_SET_PARAMETER

Answer id

Status

1 byte

STATUS_CMD_OK or

STATUS_CMD_FAILED

A status value indicating the

result of the operation

3.1.3 CMD_GET_PARAMETER

The host can also read different parameters from the AVRISP mkII.

Table 3-5. Command format

Field

Size

Value

Description

Command ID

1 byte

CMD_GET_PARAMETER

Command id

Parameter ID

1 byte

Which parameter to get

Table 3-6. Answer format if command succeeds

Field

Size

Value

Description

Answer ID

1 byte

CMD_GET_PARAMETER

Answer id

Status

1 byte

STATUS_CMD_OK

A status value indicating

success

Signature length

1 byte

The parameter value

Table 3-7. Answer format if fails

Field

Size

Value

Description

Answer ID

1 byte

CMD_GET_PARAMETER

Answer id