I'm doing something very similar, and using the steval-smartag1 as a jumping off point. I'd like to be able to use the UART as a second SPI device, but I'm concerned that doing that would interfere with the debug interface.On a related subject, can t...

I have a STEVAL-SMARTAG1 eval board. The documents say to use an ST-Link/V2, but the ST-Link/V3 product page says that it's now the only supported programmer. So...which one should I get?! :)