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IWR6843ISK: 6262700021

Part Number: IWR6843ISK
Other Parts Discussed in Thread: UNIFLASH, IWR6843, MMWAVEICBOOST


I'm trying to flash on my IWR6843ISK EVM without the carrier board.

I've read the instructions on the link below several times, and I've followed them.

But I'm still failing to download, so I'm asking for help.

Please let me know if you have done anything wrong or if there is anything helpful.

I followed the procedure as followed after separates the IWR6843ISK from the carrier board.

1. Configure S1 switch as flashing mode

2. Connect micro USB

3. Toggle RST switch

4. Run the UniFlash

5. Select Device - IWR6843

6. Select COM Port

7. Select bin file

8. load

[8/28/2020, 8:48:30 PM] [INFO] Cortex_R4_0: Initialization complete.
[8/28/2020, 8:48:30 PM] [INFO] Cortex_R4_0: Flashing process starting...
[8/28/2020, 8:48:30 PM] [INFO] Cortex_R4_0: Connecting to COM Port COM3...
[8/28/2020, 8:48:30 PM] [INFO] Cortex_R4_0: Reset connection to device
[8/28/2020, 8:48:30 PM] [INFO] Cortex_R4_0: Set break signal
[8/28/2020, 8:48:51 PM] [ERROR] Cortex_R4_0: Initial response from the device was not received. Please power cycle device before re-flashing.
[8/28/2020, 8:48:51 PM] [ERROR] Cortex_R4_0: Not able to connect to serial port. Recheck COM port selected and/or permissions.
[8/28/2020, 8:48:51 PM] [INFO] Cortex_R4_0: Flashing instance clean-up initiated...
[8/28/2020, 8:48:51 PM] [INFO] Cortex_R4_0: Instance deinitialized!

Thank you in advance.