Introduction - If you have any usage issues, please Google them yourself
Hardware: TQ210 (S5PV210) function: You can print formatted information via the serial port to the PC. After connecting the serial port, turn on the power, you can see the following message on the PC: Uart Test for printf and continue printing the following information: t = 1 (0x1) t = 2 (0x2) t = 3 (0x3) ... .. .