LAM2 JTAG Connection. For Cheetah 4/5

HW Setup
Setup will require:
Digilent HS1 JTAG dongle
1x6 male to male 2.54mm pitch header
26-30 AWG wire (30 AWG would be easier)
Windows PC

HW Setup – Creation of Dongle Adapter
With your wire, cut/strip 6 wires of 4-inch length
Connect each wire to its own pin
Once complete, it is helpful to cover in hot glue to help with strain relief
See Fig.1 to the right for completed cable
Fig.1 – Completed Cable

HW Setup – Cable Connection to Board
Remove the back of the control box and you will see the back of the lower PCB, shown in Fig.2
In Fig.2 there are two solder locations:
TP60-63 and VCC are located to the right and indicated with red marker (please only view the Test pads as there is also more rework done in similar location)
GND is to the left of the MCU programming port in red. It is the GND of a Cap
Fig.2 – Back of Lower PCB

HW Setup – Cable Connection to Board
Cad view of solder points:
Fig.3 – GND solder location
Fig.4 – TP60-63 &VCC solder location

HW Setup - Pinout
Pinout and picture of completed soldering
Table 1 - Pinout
Fig.5 – Connector soldered

HW Setup - Complete
Fig.6 - Completion

FW Setup
Must be performed on Windows PC
Download and Install digilent.adept.system_v2.10.2.exe
Once installed, restart PC
Open Digilent Adept
Will see similar image to Fig.7
Fig.7 – Adept Screen

FW Setup
Now connect JTAG to PC
Apply power and Start Headset
Click the “Initialize Chain” Button in Fig.7
If successful, will get screen shown in Fig.8
Close Adept
Fig.8 – Connection to MCU successful