-
GSM
利用通讯模块进行数据通信，就是将数据体作为短消息的内容，从发送方的通讯模块发送出去，通过短消息中心进行转发，接收方通讯模块收到此短消息后即存储在SIM卡上，模块外接的控制器（如单片机、计算机等）从模块中读取短消息后，根据需要将无用的信息去除，取出有效信息，然后将SIM卡中的短消息删除，这样就完成一次单向数据的传输。利用通讯模块的短消息方式实现数据的发送和接收具有通信成本低、系统容量大、抗干扰能力强等优点，而且短消息经过服务中心再到达目的地的特点使通讯模块无需24小时开机，降低了系统功耗，特别适合遥控、遥测、远程信息处理和通信等领域。-GSM
- 2023-06-10 04:50:03下载
- 积分：1
-
施工质量-弹簧-阻尼模型
contruction Spring Mass Damper Model
with Proportional plus Derivative (PD) Feedback which was done in simulink
- 2022-01-25 21:11:12下载
- 积分：1
-
Relay driving basics you can use it as a good reference
Relay driving basics you can use it as a good reference
- 2022-05-19 23:50:51下载
- 积分：1
-
performance management system design, the design JSP
成绩管理系统设计,用JSP设计的-performance management system design, the design JSP
- 2023-02-08 20:45:04下载
- 积分：1
-
Based on GSM introduce the concept of time
基于GSM的时分复用概念的介绍以及集中经典算法的简介。-Based on GSM introduce the concept of time-division multiplexing, as well as focus on the classical algorithm was introduced.
- 2023-04-26 11:40:03下载
- 积分：1
-
一个基于485总线的抢答器系统的设计文档，参加电子竞赛的论文。...
一个基于485总线的抢答器系统的设计文档，参加电子竞赛的论文。-based on a 485 bus Responder system design documentation, to participate in the electronic race theses.
- 2022-02-04 12:27:54下载
- 积分：1
-
条件接收系统和DVB 解码器其他应用的
Common Interface 规范
条件接收系统和DVB 解码器其他应用的
Common Interface 规范-Conditional Access System and other DVB decoder application of the Common Interface standard
- 2022-05-17 00:44:24下载
- 积分：1
-
MSP430和CC1100无线传感器网络组成的一个多
由MSP430和CC1100构成的无线传感器网络,具有多点测温的功能-MSP430 and CC1100 from wireless sensor networks consisting of a multi-point temperature measurement function
- 2022-08-12 19:03:46下载
- 积分：1
-
charges for voice services prepaid phone business for some small telecommunicati...
部分小型电信公司话音业务预付费业务收费~~以内详情
- 2022-06-18 06:21:00下载
- 积分：1
-
Over
适用于音频过采样DAC的插值滤波器的设计
一种通用便携式数字音频系统sigma-delta DAC中的插值滤波器。-Over-sampling DAC for audio interpolation filter design a general-purpose portable digital audio systems in the sigma-delta DAC interpolation filter.
- 2022-06-30 16:15:02下载
- 积分：1
