full schematic for implimentation

脉冲直读水表是内含控制器，通过采集脉冲方式，具有RS485总线远传，抄表数据与表盘显示数据一致的水表。 -Direct reading water meter Pulse direct reading water meter is included controller, through the acquisition of pulse mode, with RS485 bus remote transmission, meter reading data and water table

这是一个基于瑞萨单片机开发的气表原理图及PCB,里面有气表的各个功能部分-This is a single-chip microcomputer based on the development of gas meter schematics and PCB, which has the function of each part of the gas meter