Datasheet

AVR079

8133A-AVR-04/08

13.1 Connect

The sequence of commands and parameters sent from PC front-end to the STK600

in order to connect is listed below.

• CMD_SIGN_ON

• CMD_GET_PARAMETER, PARAM_HW_VER

• CMD_GET_PARAMETER, PARAM_SW_MAJOR

• CMD_GET_PARAMETER, PARAM_SW_MINOR

• CMD_GET_PARAMETER, PARAM_SW_MAJOR_S1

• CMD_GET_PARAMETER, PARAM_SW_MINOR_S1

• CMD_GET_PARAMETER, PARAM_SW_MAJOR_S2

• CMD_GET_PARAMETER, PARAM_SW_MINOR_S2

13.2 Read Signature

The sequence of commands and parameters sent from PC front-end to the STK600

in order to read the device signature through ISP is listed below. Note that one

already has to be connected to do this.

• CMD_CHECK_STATUS_TGT_CONN

• CMD_ENTER_PROGMODE_ISP

• CMD_READ_SIGNATURE_ISP

• CMD_LEAVE_PROGMODE_ISP

13.3 STK600 Communication Logging

For further details and examples of the communication between AVR Studio and

STK600 one can set up logging of all communication to a text file. This can be done

by adding a register key in the Registry as described below.

1. Open the Registry by running “regedit”:

Figure 13-1. Start regedit from run on the windows menu

2. Browse to the path: HKEY_CURRENT_USER\Software\Atmel\AVRTools\STK500\