scholarly journals DEVELOPMENT OF A SMALL DATA ACQUISITION AND CONTROL COMPUTER SYSTEM.

1972 ◽  
Author(s):  
P.D. Siemens ◽  
S.C. Bourret
Author(s):  
Franco Gabriel Caballero-Julián ◽  
Maricela Morales-Hernández ◽  
Eric Mario Silva-Cruz ◽  
Diego Gabriel Caballero-Cantarell

Today, there is an innumerable amount of electronic devices and computer systems that are oriented as platforms for the management of information through the network; manipulating data and at the same time, performing tasks using low voltage electronic signals. They can activate, deactivate or control a device or a system using sensors. In this context, the Raspberry Pi platform has an interface composed of a set of pins (GPIO) through which voltage signals can be accessed, and can interact with other electrical and electronic systems for data acquisition and control. This article aims to facilitate access to the Raspberry Pi platform from its installation, configuration, to its programming of the ports through examples and instructions, considering the platform as a computer system. The interest of the authors is to provide the reader with the tools, so that the programming of specific applications is the new challenge.


Author(s):  
James F. Hainfeld ◽  
Keith L. Monson

Several laboratories have reported digital data acquisition and control systems for electron microscopes. The considerations involved in implementation of such a system have been reviewed. All of these systems have used a relatively small minicomputer, either as a stand-alone, or as a satellite processor linked to a larger computer, so as not to burden the large host with the mundane task of operating a microscope. In recent years however, hardware costs have decreased sufficiently that many laboratories have their own superminicomputer (e.g., one of the Digital VAX series), or share one within a small group of users.


1976 ◽  
Vol 95 (5) ◽  
pp. 1612-1617 ◽  
Author(s):  
J.F. Dopazo ◽  
S.T. Ehrmann ◽  
A.F. Gabrielle ◽  
A.M. Sasson ◽  
L.S. Van Slyck

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