这个是我买IC读卡器时供应商配送的开发接口，还没有来得及研究，我就发到上面供大家学习。-This is when I bought IC card reader supplier development distribution interfaces, have not had time to study, I sent to the above for all to learn.

此内容可用于驱动dds芯片ad9850，并且可以驱动1.8 tft屏幕（欣世纪电子买430配送的屏幕），包含430内置的ad采样的功能，还有利用timerA计数器定时改变dds的频率，实现调频功能。-This content can be used to drive dds chip ad9850, and you can drive 1.8 ' tft screen (Hin-century electronic delivery buy 430 screens), including