When the power is on and the load is not applied, I adjusted the voltage knob. When it reached 8V, I found that there was a burning smell and the area marked CR37 was black. Can someone tell me what i...
The core board I just bought cannot boot from NOR. UBOOT has been burned in NOR. It can be normally booted from NOR on the development board. My board and the development board have the same reset cir...
[i=s]This post was last edited by kit7828 on 2022-3-1 16:49[/i]Thanks again to EEWorld for another opportunity to review the development board.
The development board and packaging I got are like thisI...
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