HELENTRONICA

Introduction In my previous post, I talked about the design of a simple 25 Mbps transmitter with PRBS generator, encoding and pre-emphasis.

Introduction In the receiver portion of my “25 Mbps discrete logic transceiver” project, I will eventually need a functional phase-locked loop (PLL) for one reason or another, but certainly for the clock data recovery circuit (CDR).

Introduction Part One – the transmitter Transmitter Circuit Design Logic family choice PRBS architecture Clock source and buffer Decoupling capacitors Manchester encoding Pre-emphasis Line driver Layout Introduction I am about to build a full PHY (physica…

Introduction STMicroelectronics has spent last couple of years developing their embedded graphics framework called TouchGFX.

Introduction Yes, new year is here and it’s a perfect time to get to this blog back again.

Introduction During my time as a PhD student, I had an opportunity to work in the laboratory of ceramic technologies.

Introduction Recently, I got my hands on a not-every-day piece of electronic instrumentation, a so-called power analyzer LMG670 by company ZES Zimmer.

Introduction For the past month or two, I’ve been dealing with the EMC issues on our projects.

Introduction Being a freelancer, one can never stop improving himself, get a new trade or sometimes even to revise the things he has already mastered.

Last week I got a Christmas present!