DN387 级联7A点的负载单片降压转换器
Easy-to-use and compact point-of-load power suppliesare necessary in systems with widely distributed, highcurrent, low voltage loads. The L...
Easy-to-use and compact point-of-load power suppliesare necessary in systems with widely distributed, highcurrent, low voltage loads. The L...
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阐述了一个由上位PC机和AT89C52下位单片机组成的主从分布式温度巡回检测系统。主从机采用RS-485 串行通讯标准进行通信,可在下位单片机实现基本的温度数据巡回检测基础上,由上位PC机实现综合处理功能或扩展为远程操作。整个系统具有巡检速度快,扩展性好的特点。 Abstract:  ...
一种实用的微机自动配料秤系统:介绍一种由单片机构成的配料秤。叙述了秤的传感器、变送器、信号的变换、硬件原理、软件流程以及和DCS 系统构成的单回路调节系统,此系统可广泛地应用于各行业的配料控制中。关键词:配料秤 单片机 单回路调节系统 DCS 系统 Abstract :A proportioning...
This white paper discusses how market trends, the need for increased productivity, and new legislation have accelerated the use of safety systems in i...