i have tried to pull up boot0 and boot 1 to ground to flash the controller.again the blue pill works fine but custom board doesn't connect.is there anything else i have to keep in mind while designing the board which is present on blue pill but not o...

I have done the same connections on my custom board as i did on my blue pill.but for some reason blue pill works in one go where as the custom board(stm32f103vct6) fails to connect.i am using st link v2swdio-dio on chipswclk-clk on chipvdd from pin1 ...

Did you figure it out? Because i am facing the same issue right now.pls help if you know the solution.