SI4332的原理图，数据手册，从程序代码，→1单片机的源码和STM32的源码，下载的话需要改一下引脚连接，不懂的话程序里都有注释，还有相关寄存器配置文档，简单易行-Data manual SI4332 schematic diagram, the program code, > 1 microcontroller source code and STM32 source code, Download need to change the pin is connected, do not