DSK5402开发板的原理图，上面含tlv320aic23b音频采集模块，RTL8019网卡模块，采用单片机引导方式，不需仿真器即可学习DSP-DSK5402 development board schematic diagram of the above acquisition module containing tlv320aic23b audio, RTL8019 network card modules, single-chip computer to guide the way, do