3.3.1 Headers

Out of the box, the Atmel AVR Dragon has the following three header connectors mounted:

SPI(ISP) Header - Used for SPI(ISP) programming and debugWIRE OCD.
JTAG Header - Used for JTAG programming and JTAG OCD.
VCC Header - Used for powering Devices placed in the prototype area, or to power external target boards (max. 300mA). Set to fixed 5V.

The following headers are not mounted:

HV_PROG header
EXPAND header
40-pin DIP socket
28-pin DIP socket

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