dali主机发送过程，以曼彻斯特码方式进行数据的传送。-dali master send data with the Manchester mechanism and receive the data from the slave。

Routine for AVR to send dali commands

基于数字调光技术(dali)的驱动代码。采用LPC13XX主控制，采用定时器发送dali forward frame，采用定时器捕获接收backward frame。完成dali接收和发送数据的驱动。-Based on Digital Addressable Lighting Interface (dali) driver code. Using LPC13XX master control, using a timer to send dali forward frame, using a t