I have a board that used STM32F07. I connect BOOT0 pin to GND via RES 10kOhm and left NRST pin open. At first i able to connect to STM32 and upload code but problem is after first time upload code (I use debug mode). It show STM is disconnect and aft...

I have STM32L011 board that i make. I left NRST and BOOT0 open. And i try to upload code using ST Link V2. But seem like the ST link is not recognize the STM it always show "Target no device found". Can anyone help me identify the problem? Please..Th...