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LAUNCHXL-CC26X2R1: SPI Reflash

Part Number: LAUNCHXL-CC26X2R1
Other Parts Discussed in Thread: UNIFLASH, SYSCONFIG

Hello,

We are trying to reflash BLE application over SPI. We referred the below links.

https://www.ti.com/lit/pdf/swra466

https://www.ti.com/lit/pdf/swcu185 (Section 10)

As per our understanding from above links, BLE Bootloader responds to the commands sent over SPI interface. We tried to send ping command (0x20) from our host but did not receive any response from the BLE bootloader but instead we were able to see that the command had reached SPI-Slave application running on the BLE chip.

Do we have to flash bootloader/application which supports reflash mechanism separately? If yes, then please let us know what is the procedure to flash that. Is it possible to flash it using Uniflash tool?

Thanks in advance,

-Srinivasan