A 32-BIT FISHINO board with WiFi, SD card, RTC, audio codec, LiPo and more
Boris Landoni @ open-electronics.org presents his 32bit Arduino Compatible board which has some nice features on board. He wrties: Our prototyping board acquires a 32-bit processor and sets the bar high, towards demanding applications that may take full advantage of the WiFi...
Continue ReadingSolar Power Module v2
Chip McClelland @ hackster.io published his solar li-po battery charger based on MCP73871 to manage the solar and DC charging of the LiPo battery, TPS63020 Buck-Boost Converter and Maxim 74043 LiPo Fuel Gauge. He writes: I build connected sensor which are often deployed in local...
Continue ReadingA new type of flexible micro-supercapacitors
Researchers from Nanyang Technological University in Singapore build a new type of flexible supercapacitor that aims to be used in wearables and other portable electronics such as T-shirts charging mobile phones. The new type of capacitor is made with out-of-plane wavy structures of...
Continue ReadingPaperino, The ePaper Display Shield
ePaper displays (EPDs) are becoming a trend in application, just like the display used in Amazon Kindle, for their low power consumption due to the to the underlying ‘bistable’ display technology. These displays can continue to show information without any power at all. It is...
Continue ReadingFPV drone teardown
Michael Dunn @ edn.com did a quick tear-down of his drone. The main processor is an ST STM32F031K6, an ARM Cortex-M0 with the usual cadre of peripherals, as well as a motor-control block (the leftmost large chip in Figure 2). Although at the lower end of the ARM continuum, it’s...
Continue Reading20×4 I2C Character LCD display with Arduino Uno
Our friends on educ8s.tv published a new video! Check it out. Hello guys, I am Nick and welcome to educ8s.tv a channel that is all about DIY electronics projects with Arduino, Raspberry Pi, ESP8266 and other popular boards. Subscribe to the channel now if you don’t want to miss any...
Continue Reading4 Wheel Robot Motor Driver ( 4X 3Amps LMD18201 H-Bridge)
This compact board will help you to drive 4 Wheel Drive Robots, each axis can handle a load current up to 3 Amps and supply 12V – 48 V DC. Board requires two PWM and Dir. signals for full 4WD operations, mainly differential steering for taking turns left or right or complete 360...
Continue ReadingMulti-brightness LED controller draws zero off-current
T A Babu @ edn.com has a design idea of a led controller with some nice features: The key features of this Design Idea are: Soft switch on/off operation Zero current drain in sleep mode Two level dimming Low battery protection Simple controller based on CMOS 4017...
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