一个简易微机正弦信号发生器，并口外接8位D/A转换器（并口有8位 数据输出，4位控制位输入，接地信号，可以查阅相关资料）-a simple computer sinusoidal signal generator, Parallel external 8 D / A converter (8-bit parallel data is output, 4-control input signal grounding, can access information)

AD9762 DAC英文数据手册12-Bit, 100 MSPS+ TxDAC D/A Converter-AD9762 DAC 12-Bit, 100 MSPS+ TxDAC D/A Converter