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$18 USD / hour
Flag of CZECH REPUBLIC
prague, czech republic
$18 USD / hour
It's currently 12:34 PM here
Joined January 23, 2016
0 Recommendations

Ondrej H.

@oharwot

 5.0 (8 reviews)
3.0
3.0
83%
83%
$18 USD / hour
Flag of CZECH REPUBLIC
prague, czech republic
$18 USD / hour
89%
Jobs Completed
100%
On Budget
100%
On Time
14%
Repeat Hire Rate

HW/FPGA/Embedded

I am electronic engineer focused on embedded systems. I have experience in microcontroller programming (mostly ARM family) in C/Assembly Language. I have experience in FPGA design and Digital Signal Processing as well. Experience with "low level design" including: Embedded C, VHDL Xilinx FPGA (Zynq, Spartan, Virtex) Processors ARM, AVR, OpenRISC DSP design (FIR, FFT, DDS, linear algebra, giga sample signals real time processing) Tools: Vivado, ISE, PlanAhead, Matlab, Simulink, System Generator Interfaces: Ethernet (lwIP porting), SPI, IIC, MDIO, LVDS, JESD204, SD/MMC, USB (Mass storage device/host) PCB design
Freelancer Verilog / VHDL Designers Czech Republic
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Portfolio

2676908
MP3 and WAV audio file player for embedded systems. The player can be controlledy by buttons or RS232. It can play MP3 or WAV files at high sound quality. The device has robust and bug free firmware.
MP3/WAV player
2676898
Data logging unit for automotive industry. It scans CAN and RS232 buses and stores data in USB flash or SD card. The system uses FAT32 file system and data are strored in normal files. There is automatic power on in case bus activity.
Data logging unit
2674799
The device measure small resistance. There are two ranges 2 Ohm and 20 Ohm and 3 1/2 digit LCD. The device uses very small testing current 5mA. There is automatic turn-on and turn-off. The device is very robust and simple to use.
Small Resistance Measurement Device
2676908
MP3 and WAV audio file player for embedded systems. The player can be controlledy by buttons or RS232. It can play MP3 or WAV files at high sound quality. The device has robust and bug free firmware.
MP3/WAV player
2676898
Data logging unit for automotive industry. It scans CAN and RS232 buses and stores data in USB flash or SD card. The system uses FAT32 file system and data are strored in normal files. There is automatic power on in case bus activity.
Data logging unit
2674799
The device measure small resistance. There are two ranges 2 Ohm and 20 Ohm and 3 1/2 digit LCD. The device uses very small testing current 5mA. There is automatic turn-on and turn-off. The device is very robust and simple to use.
Small Resistance Measurement Device

Reviews

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Showing 1 - 5 out of 8 reviews
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5.0
€50.00 EUR
XADC interface to Artix 7 FPGA
Best to work with. Fast and supportive. Recommended
Verilog / VHDL
C
Flag of Sai Kiran C.
@csaikiran86
•
8 years ago
5.0
$60.50 USD
DSP Filter Design in C Code on ARM Cortex M
A very good experience with this guy. I would rehire anytime for future projects.
C Programming
Engineering
Software Architecture
Software Testing
Embedded Software
S
Flag of Steve E.
@steveimd
•
8 years ago
5.0
$25.00 USD
Do demo GCC/ARM toolchain to update .elf file with data from .srec
Great work! Thanks!
C Programming
S
Flag of Sten L.
@swenets
•
8 years ago
5.0
₹7,777.00 INR
Project 9685276 has been deleted
He is very professional with high knowledge of FPGA and VHDL coding. Unfortunately I have to end Project. Will hire him again definitely.
User Avatar
Flag of Ankit K.
@dohack
•
8 years ago
5.0
€15.00 EUR
Project for oharwot -- 3
Satisfied with the work done..
Verilog / VHDL
Microcontroller
Software Architecture
PCB Layout
+1 more
User Avatar
Flag of Antony S.
@antonyschmit
•
8 years ago

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Top Skills

Verilog / VHDL 5
FPGA 5
Microcontroller 4
Software Architecture 4
PCB Layout 4

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