Kenwood TH-D74A: Difference between revisions

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== Reverse Engineering Efforts ==
==Reverse Engineering Efforts==
[[File:Kenwood TH-D74 and JTAGulator.jpg|none|thumb|Kenwood TH-D74 connected to JTAGulator]]
[[File:Kenwood TH-D74 and JTAGulator.jpg|none|thumb|Kenwood TH-D74 connected to JTAGulator]]


=== High level goals ===
===High level goals===


* Obtain a copy of the firmware for analysis/modification
*Obtain a copy of the firmware for analysis/modification
* Understand how the radio works and what test ports are available internally
*Understand how the radio works and what test ports are available internally


==== Obtaining firmware ====
====Obtaining firmware====


* Determine routes of attack
*Determine routes of attack
** JTAG Port
**JTAG Port
** Serial Port
**Serial Port
** Hardware attack - Remove Flash Memory and read directly (possibly encrypted)
**Hardware attack - Remove Flash Memory and read directly (possibly encrypted)


Initially the radio was opened and wires were soldered to test points and a port of interest as seen in the video below.
Initially the radio was opened and wires were soldered to test points and a port of interest as seen in the video below.
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==== Understand how the radio works ====
====Understand how the radio works====
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==Datasheets==
==Datasheets==