6

AVR069

8015B-AVR-02/06

Field

Size

Value

Description

Command ID

1 byte

CMD_ENTER_PROG

MODE_ISP

Command id

timeout

1 byte

XML: timeout

Command time-out (in ms)

stabDelay

1 byte

XML: stabDelay

Delay (in ms) used for pin

stabilization

cmdexeDelay

1 byte

XML: cmdexeDelay

Delay (in ms) in connection with the

EnterProgMode command execution

synchLoops

1 byte

XML: synchLoops

Number of synchronization loops

byteDelay

1 byte

XML: byteDelay

Delay (in ms) between each byte in

the EnterProgMode command.

pollValue

(1)

1 byte

XML: pollValue

Poll value:

0x53 for AVR, 0x69 for AT89xx

pollIndex

1 byte

XML: pollIndex

Start address, received byte:

0 = no polling, 3 = AVR, 4 = AT89xx

cmd1

1 byte

Command Byte # 1 to be transmitted

cmd2

1 byte

Command Byte # 2 to be transmitted

cmd3

1 byte

Command Byte # 3 to be transmitted

cmd4

1 byte

Command Byte # 4 to be transmitted

Note:

1. The pollValue parameter indicates after which of the transmitted bytes on the SPI

interface to store the return byte, as the SPI interface is implemented as a ring

buffer (one byte out, one byte in)

Table 3-17. Answer format

Field

Size

Value

Description

Answer ID

1 byte

CMD_ENTER_PROG_M

ODE_ISP

Answer id

Status

1 byte

STATUS_CMD_TOUT,

STATUS_CMD_OK or

STATUS_CMD_FAILED

A status value indicating the result

of the operation

3.2.2 CMD_LEAVE_PROGMODE_ISP

This command will make AVRISP mkII leave programming mode. The device will be

put into normal operating mode.

XML path: /AVRPART/ICE_SETTINGS/AVRISP mkII_2/IspLeaveProgMode/

Table 3-18. Command format

Field

Size

Value

Description

Command ID

1 byte

CMD_LEAVE_PROGMODE_ISP

Command id

preDelay

1 byte

XML: preDelay

Pre-delay (in ms)

postDelay

1 byte

XML: postDelay

Post-delay (in ms)

Table 3-19. Answer format

Field

Size

Value

Description