A data collecting system designed with ADC0809 on the PC computer system can collect 8 inputs of analoguequantity by order.
利用ADC0809在PC机上设计一个数据采集系统，可以依次对8路模拟量进行采集。
2
Feasibility of piecewise quantization on a sampling data was proved, and the characteristic remainder A2 of an analoguequantity was introduced and presented.