I am having a problem with this line. When i use sprintf to send command but in this command have "", so this line is error. I want to some advice and solution to this.Thanks

Hi,After i remove the two 0Ω resistors (SB13 and SB14) by soldering iron, and then solder them onto SB62 and SB63 respectively, what can i do to used Usart 2 for ARDUINO interface? Thank