PW Data Modes Fig 6 Corrected I made a mistake in the diagram pin numbering showing the serial connection to the Olimex ESP8266-DEV board. The ground should connect to pin 2 as shown using the numbering in the revised[…]Click to read more..
Category: Logic Notes
UKHASnet Update
One of the highlights of the 2014 RSGB Convention for me was the opportunity to meet James Coxon and see his presentation on the formation and development of UKHASnet. For those that haven’t come across it, UKHASnet is a relatively[…]Click to read more..
Cypress System on Chip Entry Kit
System on a Chip (SoC) devices are becoming ever cheaper and represent a great way to develop micro controller apps with the minimum of external components. A typical SoC device comprises a micro controller core along with a stack of[…]Click to read more..
CPLD Development Boards
I’ve been spending a lot of time recently playing with CPLDs (Complex Programmable Logic Devices). These are wonderful devices for the logic experimenter as you can build your own dedicated logic chips! I started by getting the excellent Guzunty Pi[…]Click to read more..
Arduino Code for 0-500MHz, 1nW to 100W RF Power Meter
Here is the code for the Arduino in-line power meter that will feature in my Data Modes column in the August PW. Copy and paste the code below into your Arduino IDE: ————————————————————————————————————————– /* This sketch uses the Adafruit i2c/SPI[…]Click to read more..
New Free STM32 development Software
STM have recently announced a brand new visual development package for their STM32 range of embedded devices. I’ve been a fan of STM for some time as they produce excellent and powerful development boards at very reasonable prices. The recently[…]Click to read more..
New STM32 Development board with 2.4″ Touch Screen for £17!
I spotted this new development board from STM a few weeks ago and stock has now arrived at Farnell. This is an amazing value board that features a STM32F4 180MHz cpu with 3-axis MEMS sensor and a 2.4″ QVGA touch-screen[…]Click to read more..
Cypress – Super-Cheap PSoC Development Boards
Cypress have recently introduced a new range of PSoC 4 development boards that are well worth a look Based on the 4100 and 4200 series of PSoC devices they feature a powerful Cortex M0 processor, include a programmer and are[…]Click to read more..
New Mbed supported STM32 Nucleo boards
The eagerly awaited collection of new Mbed boards have arrived from STM. The STM Nucleo range are budget priced, Cortex development boards with Arduino compatible shield connectors, integral ST-Link programmer and are fully supported on the Mbed development platform. If[…]Click to read more..
Papilio
If you are thinking of getting into FPGAs (Field Programmable Gate Arrays) it’s worth paying a visit to Gadget Factory’s Papilio project. Not only do they have some great value boards available but the new Schematic Library really helps you[…]Click to read more..