John Heritage

Professional Electronics Design From Engineer John Heritage London, Essex. UK

Precision Quality & High Standards

Tailored Precision Quality & High Standards High quality standards and precision engineering has always been my passion, sadly today we all live in a very throwaway society where it’s all about cheapness, that said I still believe there is a requirement in electronic engineering for Precision Quality & High Standards. My life and working ethics […]

Electronic Problem Solving

Electronic Problem Solving From John Heritage My knowledge and expertise has been called on many times in the past for guidance and advice, with companies and individuals currently seeking assistance and help with problem based electronic products. These problems are often either hardware or software related issues. I have the expertise, know how and knowledge […]

SPI BUS

SPI BUS Electronic Design & Firmware by Embedded Design Engineer John Heritage   SPI BUS (Serial Peripheral Interface) The Serial Peripheral Interface (SPI) is a synchronous serial bus developed by Motorola and present on many of their microcontrollers. I currently design and program daily using the SPI protocol when communication between peripheral ICs and the […]

KeyPad Design

KeyPad Design & Firmware by Embedded Design Engineer John Heritage  

I2C BUS

I2C BUS Electronic Design & Firmware by Embedded Design Engineer John Heritage   I2C BUS (Inter Integrated Circuit) I2C The Inter-Integrated Circuit bus (I2C) is a patented interface developed by Philips Semiconductors. (In order for an IC manufacturer to implement the I2C bus in hardware, they must obtain licensing from Philips.) As a professional electronics design […]

Embedded IO Design

Embedded Input Output Electronic Design & Firmware by John Heritage   Embedded IO Design

Microchip PIC vs Atmel AVR

John Heritage Video Blog Area ….. Excellent Videos From Engineer Dave Jones. A collection of my favorite video’s from electronics engineer David Jones, I adore Davids sense of humor and what makes him tick in the electronics world! I have spent many hours watching him and very often agree with most of his views and […]

Microchip PIC Silicon Bugs

John Heritage Video Blog Area ….. Excellent Videos From Engineer Dave Jones. A collection of my favorite video’s from electronics engineer David Jones, I adore Davids sense of humor and what makes him tick in the electronics world! I have spent many hours watching him and very often agree with most of his views and […]

RS-422 RS-485

RS-422 and RS-485 Electronic Design & Firmware by Embedded Design Engineer John Heritage I have worked with the RS-485 protocol when designing DMX lighting control hardware, by using differential line drivers high speed serial data can be achieved in a multi node control system. TIA/EIA-422-B (typically referred to as RS-422) and TIA/EIA-485-A (typically referred to as […]

Soldering Tutorial 2

John Heritage Video Blog Area ….. Excellent Videos From Engineer Dave Jones. A collection of my favorite video’s from electronics engineer David Jones, I adore Davids sense of humor and what makes him tick in the electronics world! I have spent many hours watching him and very often agree with most of his views and […]