PDC bit

例句：

1. 1.The PDC bit is used to store data in a memory chip.
   PDC位用于在存储器芯片中存储数据。
2. 2. In digital communication, the PDC bit is used to control the transmission of signals.
   在数字通信中，PDC位用于控制信号的传输。
3. 3. The PDC bit can be programmed to change the frequency of the signal being transmitted.
   PDC位可以被编程来改变正在传输的信号的频率。