22

AVR069

8015B-AVR-02/06

Table of Contents

Features ............................................................................................... 1

1 Introduction ...................................................................................... 1

2 USB Communication ....................................................................... 2

2.1 Packet Format ..................................................................................................... 2

2.2 USB Driver........................................................................................................... 2

3 Commands ....................................................................................... 2

3.1 General Commands ............................................................................................ 2

3.1.1 CMD_SIGN_ON ........................................................................................................ 2

3.1.2 CMD_SET_PARAMETER ......................................................................................... 3

3.1.3 CMD_GET_PARAMETER......................................................................................... 3

3.1.4 CMD_OSCCAL ......................................................................................................... 4

3.1.5 CMD_LOAD_ADDRESS ........................................................................................... 4

3.1.6 CMD_FIRMWARE_UPGRADE ................................................................................. 5

3.1.7 CMD_RESET_PROTECTION................................................................................... 5

3.2 ISP Programming Commands............................................................................. 5

3.2.1 CMD_ENTER_PROGMODE_ISP ............................................................................. 5

3.2.2 CMD_LEAVE_PROGMODE_ISP.............................................................................. 6

3.2.3 CMD_CHIP_ERASE_ISP.......................................................................................... 7

3.2.4 CMD_PROGRAM_FLASH_ISP ................................................................................ 7

3.2.5 CMD_READ_FLASH_ISP ......................................................................................... 9

3.2.6 CMD_PROGRAM_EEPROM_ISP ............................................................................ 9

3.2.7 CMD_READ_EEPROM_ISP ..................................................................................... 9

3.2.8 CMD_PROGRAM_FUSE_ISP .................................................................................. 9

3.2.9 CMD_READ_FUSE_ISP ......................................................................................... 10

3.2.10 CMD_PROGRAM_LOCK_ISP .............................................................................. 11

3.2.11 CMD_READ_LOCK_ISP....................................................................................... 11

3.2.12 CMD_READ_SIGNATURE_ISP............................................................................ 11

3.2.13 CMD_READ_OSCCAL_ISP.................................................................................. 11

3.2.14 CMD_SPI_MULTI.................................................................................................. 11

3.3 Return Values.................................................................................................... 12

3.3.1 Success................................................................................................................... 12

3.3.2 Warnings ................................................................................................................. 12

3.3.3 Errors....................................................................................................................... 12

3.4 Parameters ........................................................................................................ 12

3.4.1 PARAM_BUILD_NUMBER_LOW ........................................................................... 13

3.4.2 PARAM_BUILD_NUMBER_HIGH........................................................................... 13

3.4.3 PARAM_HW_VER .................................................................................................. 13

3.4.4 PARAM_SW_MAJOR ............................................................................................. 13

3.4.5 PARAM_SW_MINOR .............................................................................................. 13

3.4.6 PARAM_VTARGET................................................................................................. 13

3.4.7 PARAM_SCK_DURATION...................................................................................... 13

3.4.8 PARAM_RESET_POLARITY .................................................................................. 13

3.4.9 PARAM_STATUS_TGT_CONN .............................................................................. 13

3.4.10 PARAM_DISCHARGEDELAY............................................................................... 14