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UART is working only when jlink (IAR pod) is connected

Question asked by farkash on Aug 9, 2015
Latest reply on Aug 9, 2015 by Clive One
Hi All,

I'm working on custom board that inlcude stm32l152.
I've notice that i can't receive external intterupt on UART3 while JTAG pod is disconnected , why so ?

Please advice,
Thanks in advance.