68013 I/O触发int信号。USB简单通讯实验。将中断信号和I/O接口的使用结合起来。-68013 I/O trigger int signal. USB simple communication experiments. Will break the signal and I/O interfaces used together.
This Program uses the 2131 dev board s push buttons and seven-segment LED for limited keyboard functionality and is based on the EZ-USB firmware frameworks.
这个接口卡程序负责采集低频音频信号,USB控制芯片采用AN2131QC。软件包括3个模块:Keil51编写芯片固件程序,vc++编写USB驱动程序和用户程序-the interface card collection procedures for low-frequency audio signals, control chips using USB Peripheral. The software includes three modules : the preparation Keil51 chip firmware and USB drives vc preparation procedures and user program