National Repository of Grey Literature 69 records found  previous11 - 20nextend  jump to record: Search took 0.01 seconds. 
Embedded Transmitter and Receiver Firmware for Wireless Communication in SRD Band
Vomáčka, Martin ; Šimek, Václav (referee) ; Strnadel, Josef (advisor)
This bachelor's thesis analyzes wireless communication in range of unlicensed ISM band. The aim was to design and implement a transmitter and reciever firmware for utilization in minor custom projects. Wireless communication was secured by Aurel modules operating in the 868 MHz SRD band. The transmitter and the receiver are controlled by MSP430 microcontroller mounted on the FITkit laboratory equipment.
USB Keylogger
Lojda, Jakub ; Šimek, Václav (referee) ; Vašíček, Zdeněk (advisor)
This bachelor's thesis deals with the design and practical implementation of USB keylogger. The theoretical part is devoted to the USB bus and the description of SD cards. It also describes the selected MCU Vinculum VNC2 and available drivers. The next part analyzes the design and implementation of such device, including the final throughput measurement and identification of the weakest points of the proposed solution. Next part mentions the making of PCB. The thesis includes a CD with full source code, schematic and PCB layout in Eagle, part list and photographs of the finished keylogger.
Memory System Management for Colibri XScale PXA270 Platform
Mačišák, Lukáš ; Straka, Martin (referee) ; Šimek, Václav (advisor)
This Bachelor's Thesis describes platform Colibri XScale PXA270, analyses potential usage of DMA transfers on this platform and describes principles of work with flash and SDRAM memories. Thesis includes design and implementation of firmware for servicing memory systems on this platform. One part of this thesis is also the description and implementation of tests for semiconductor memories with random access. The demonstrative application is implemented to show usage and functionality of this firmware.
Communication of USB3.0 Chip with FPGA
Špeťko, Matej ; Viktorin, Jan (referee) ; Košař, Vlastimil (advisor)
SEC6NET is an abbreviation for project Modern tools for detection and mitigation of cyber criminality on the New Generation Internet. Project is focused on research and development of means for monitoring and analysing the network flow. Probes for monitoring IPv6 networks are developed within this project. Probes are using hardware acceleration based on FPGA platform. My thesis connects two technologies: FPGA and USB. The goal is to transfer data from the FPGA microchip to PC using Cypress EZ-USB FX3 microcontroller. The first part is focused on transferring data from FPGA to FX3 microcontroller. Second part describes the modification of FX3 firmware for getting maximum throughput. The last part focuses on implementing PC application for Linux operating system. The application receives data from the probe and saves them into hard drive using PCAP format.
Narrowband PLC communication for Smart Metering
Kubů, Jiří ; Blažek, Petr (referee) ; Mlýnek, Petr (advisor)
This bachelor project is about narrowband PLC communications. The work describes the basic principle, division of PLC communication, history, technology, utilized communication standards and interference affecting the data communication technology. In this work we also performed experimental measurements in real environments with modems from Texas Instruments C2000 and C2000 TMDSPLCKITV4 PLC PLC TMDSPLCKIT-V3. The results of the measurements are real transmission rate. Moreover application was created for remote data collection along with PLC modems C2000 PLC TMDSPLCKIT-V3, the aime was to edit PLC modem firmware and create applications for receiving data from the terminal.
Virtualization of I/O Operations in Computer Networks
Remeš, Jan ; Martínek, Tomáš (referee) ; Matoušek, Denis (advisor)
This work deals with virtualization of computer systems and network cards in high-speed computer networks, and describes implementation of the SR-IOV virtualization technology support in the COMBO network card platform. Various approaches towards network card virtualization are compared, and the benefits of the SR-IOV technology for high performance applications are described. The work gives overview of the COMBO platform and describes design and implementation of the SR-IOV technology support for the COMBO platform. The work concludes with measurement and analysis of the implemented technology performance in virtual machines. The result of this work is the COMBO cards' support for the SR-IOV technology, which makes it possible to use them in virtual machines with wire-speed performance preserved. This allows future COMBO cards to be used as accelerators in the networks utilizing the Network Function Virtualization.
Universal Microcontroller Unit
Kulenda, Vít ; Hynčica, Ondřej (referee) ; Kučera, Pavel (advisor)
Master’s thesis contains description parameters of microcontroller ATMEGA644P, also contains differences between older and newer version of microcontrollers ATMEGA644 and ATMEGA644PA. Inside structure of microcontroller, memories and peripherals are described here. The construction of the universal microcontroller unit is main target of this thesis. The unit contains supply, A/D converter, current loop, communication interfaces, temperature sensor, accelerometer and other. The unit collects and saves data, communicates by interfaces and manages other functions. Using devices and circuits are described in this thesis. Development of software for microcontroller(firmware) are positioned to last part of this thesis. This software control functions of all parts positioned on the unit.
Acquisition Unit for Security System
Pejchal, Luboš ; Fuchs,, Michal (referee) ; Dušek, Martin (advisor)
Project is focused to development of security unit for security of homes, flats and other similar spaces against intruders (thieves). Design is focused to solution of hardware and firmware for security units and their control software for PC. Hardware design solve supply over ethernet PoE, backup of supply, connection securities sensors to security unit. Firmware prevents failure of units and it is communicating with sensors and PC. Software in PC provides settings of security units, deactivating of alarm and measure temperature by security unit.
Narrowband PLC communication based on G3-PLC, PRIME and IEEE-1901.2 standards
Skrášek, Tomáš ; Šilhavý, Pavel (referee) ; Mlýnek, Petr (advisor)
Diploma thesis is about narrowband PLC communication standards. The theoretical part describes details of all available OFDM standards including G3-PLC, PRIME, IEEE-1901.2 and G.hnem. The practical part deals with PRIME and G3-PLC standards. In this part is also compared OFDM technology with system of single carrier frequency in environment with real interferences. The last part describes developement of two firmwares for PLC modems Texas Instruments TMDSPLCKIT-V3, which allow UART communication and remote data collection. The thesis also includes Windows application developed to display and save collected data.
Intelligent Programmable Stamp Based on Inkjet Print
Crha, Adam ; Růžička, Richard (referee) ; Šimek, Václav (advisor)
This thesis deals with a concept and physical prototype of an intelligent, electronically programmable stamp, based on inkjet print. The stamp is basically a small inkjet printer. The stamp can print a simple custom text and is meant to replace regular office stamps. The benefit of the proposed stamp should include cost reduction and need for multiple stamps. The theoretical concept is followed by a prototype, which is an essential part of this work.

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