Implement a bootloader for STM32F103C8
0.preparation
Step:
1). In your app project (which will be loaded in "load" phase below), adjust "Options for Target" like this:
2). Generate .bin file of this project. Reference website: https://blog.csdn.net/u014563989/article/details/51127519
1.load
Step:
1). Open Secure CRT and serial port;
2). Press the reset button on 103 board;
3). In command line, input "load";
4). In address line, input proper address. Following addresses are recommmanded: [0x20000800, 0x20003000);
5). Menu 传输->发送Ymodom，choose the bin file you want to load, and then CRT will automatically send it to 103 board.
2.run
Step:
1). In command line, input "run";
2). In address line, input the address where you load the .bin file.
