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different between jtag and sw

jbl_raw
Associate II
Posted on October 14, 2012 at 14:30

what is different between jtag and swd programming method.

2 REPLIES 2
Posted on October 14, 2012 at 14:47

what is different between jtag and swd programming method.

Physically the latter uses less pins, and packet based protocol.

http://www.arm.com/products/system-ip/debug-trace/coresight-soc-components/serial-wire-debug.php

http://www.arm.com/files/pdf/Low_Pin-Count_Debug_Interfaces_for_Multi-device_Systems.pdf

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jbl_raw
Associate II
Posted on October 16, 2012 at 23:06

thank you.

i mean the two are same function.