代码

代码说明：

说明：  分为主机，从机两部分，从机收集温度并动态显示在数码管上；主机和从机通过nrf24l01模块进行无线通信，主机把从机（3个）的温度数据显示在lcd1602上(It is divided into two parts: the master and slave, which collect the temperature from the slave and display it dynamically on the digital tube; the master and slave communicate with each other through the nRF24L01 module, and the host displays the temperature data of the slave (3) on the lcd1602.)