# Atmel EDBG-based Tools Protocols
TPI protocol commands

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### TPI Erase

Perform an erase

Table 167. TPI Erase command format

Field | Size | Description
--- | --- | ---
TPI_CMD_ERASE | 1 byte | Command ID
Erase Mode | 1 byte | TPI_ERASE_CHIP or TPI_ERASE_APP or TPI_ERASE_CONFIG
Address | 4 bytes | Address or area to erase

Table 168. TPI Erase Modes

Mode | Description
--- | ---
TPI_CMD_ERASE_CHIP | Erases the whole chip and clears lockbits
TPI_ERASE_APP | Erases the application section
TPI_ERASE_CONFIG | Clear the configuration bits

Address is ignored for TPI_ERASE_CHIP. For other erase modes the address must be provided.

Response:

Table 169. TPI Erase response

Field | Size | Description
--- | --- | ---
TPI_CMD_ERASE | 1 byte | Command ID
Status | 1 byte | TPI_RSP_ERR_FAILED or TPI_RSP_ERR_COLLISION or TPI_RSP_ERR_TIMEOUT or TPI_RSP_ERR_OK

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