The design of hardware interface circuits, setting of control parameters, some critical control code, and the flowchart of AD sampling program etc. are described in this paper.
主要包括硬件接口电路的设计、控制参数的设置以及部分关键的控制代码和实现AD采样的程序流程等。
The hardware and software composition, the design of parameter detection and processing circuits and system interface are introduced concretely. The main specifications are given.
具体介绍工业酸度计硬件、软件组成，参数检测及处理电路的设计，系统接口设计，给出了主要技术性指标。
The selection principle of bus interface chip and solution of bus conflict are introduced, together with its concrete hardware circuits and software block chart are given.
分析了总线接口芯片选择原则和总线冲突解决方案，给出了系统实现的硬件接口电路和软件实现详细框图。
应用推荐