Year: 2018
200V DC High voltage pocket generator
Aki made this DIY pocket HV generator: There are times you find yourself looking for a relatively high voltage (100V to 200V often in my case) but low current DC power supply. I have zener diodes that are higher than 30V, which makes the lab supply useless, and filament LEDs with...
Continue ReadingNANO-GLX- IEI’s Low TDP SBC Designed for IoT applications
IEI is rejuvenating the G-Series with a 165 x 115mm EPIC form factor SBC named the Nano-GLX, which runs on the dual-core G-Series LX and has TDP ratings as low as 4.5W. This is the latest, and the most power efficient of the G-Series family. This is the pioneer G-Series based EPIC board....
Continue ReadingBLE Micro is a Tiny Bluetooth 4.0 Development Board
DFRobot Bluno is a Bluetooth 4.0 LE development board following Arduino UNO form factor, and powered by TI CC2540 chipset. The board sells for $24.90 on their online store, and the company provides firmware and mobile app source code, but if you ever wanted a similar solution in a much...
Continue ReadingGetting Started with the NodeMCU (ESP8266 Based Development Board)
As the popularity of Arduino boards increased, the demand for boards which comes embedded with some of the add-ons used with the Arduino increased. One of the most popular add-ons were the WiFi modules which are used to connect Arduino boards to the internet. Several boards were...
Continue ReadingFRAMOS adds Sony’s Spresense line
FRAMOS has been appointed as an approved supplier for the Sony’s Spresense product line of professional developer boards in the United States. [via] These boards are powered by Sony’s 6 core CXD5602 MCU, which are based on an ARM Cortex-M4F with 6 cores operating at up to...
Continue ReadingMolex’s thin-film battery can be applied to a curved surface
Molex’s thin-film battery can be applied to a curved surface with a bend radius of 25 mm or greater. Molex’s thin-film battery is a low-profile, flexible, disposable battery with a small footprint designed for low-power, single-use applications. This battery can be applied to a...
Continue ReadingTiny GNSS module by STMicroelectronics supports GPS, Galileo, GLONASS and BeiDou
STMicroelectronics lunched the first GNSS module (Global Navigation Satellite System) with the name Teseo-LIV3F. The module is interesting because it contains some cool features. The GNSS module supports GPS, Galileo, GLONASS, QZSS and also BeiDou. The dimension of module is 9.7 x...
Continue ReadingTwo bits per transistor: high-density ROM in Intel’s 8087 floating point chip
Ken Shirriff has a detailed write-up about the multi-level ROM in Intel’s 8087 floating point chip: The 8087 chip provided fast floating point arithmetic for the original IBM PC and became part of the x86 architecture used today. One unusual feature of the 8087 is it contained a...
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