| 1. | Some novel techniques and devices , such as programmable peripheral device , technique of memory page , and the chinese character menus of lcd , are adopted in the meter . all of them simplify the system hardware , improve the reliability , satisfy human - computer interface , and reduce the cost
通过采用单片机可编程外围器件psd ，以及psd存储器分页、 lcd多级汉字菜单设计等技术，装置硬件结构简单、可靠性好、人机界面友善，性能价格比高。 |
