这是一个嵌入式VC的程序，在手持设备上运行，学习EVC很好的例程-This is an embedded VC procedures, the handheld device, EVC good learning routines

ModBus通讯协议分为RTU协议和ASCII协议，我公司的多种仪表都采用ModBus RTU通讯协议，如：YD2000智能电力监测仪、巡检表、数显表、光柱数显表等。下面就ModBus RTU协议简要介绍如下： 一、通讯协议-ModBus RTU communication protocol into ASCII protocols and agreements, the company used a variety of instruments ModBus RTU communic

硬件设计资料,外围器件的设计参考，很有参考价值 -hardware design information, the external device's design reference, of great reference value

rar-把“数据访问器”的代码整理出来,虽然比较小,但是有用着的朋友可以直接使用了。...rar-SQL语句和源代码!存储过程和事务与游标-rar - "data access device" code sorted out, although relatively small, However useful to our friends in the direct use of. ... Rar-SQL and source code! Stored procedures