# Atmel EDBG-based Tools Protocols
Protocol Commands

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### Attach

Enters debug mode on the target

Table 105. Attach command format

Field | Size | Description
--- | --- | ---
CMD_AVR8_ATTACH | 1 byte | Command ID
Version (0x00) | 1 byte | Command version
Break | 1 byte | 0x00 = Continue running 0x01 = Break after attach

Responses:

- OK

- FAILED

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