USB charger doctor is a cheap and easy way to monitor the voltage and current from a USB 2.0 port or charger, but you may have more than one device to monitor, and USB 3.0 type C ports as well as fast charger are now quite common, so it may not be suitable for all situations. Bakeey YC-CDA19Q USB charger hub could be an interesting power monitoring device with 7 USB ports, including one supporting Quick Charge 3.0 fast charging, and an extra USB type C port. Specifications: 8x USB Ports 7x USB type A ports including 6x red USB 2.0 port up to 5V/2.4A each 1x blue USB port supporting QC 3.0 (3.6-6.5V/3A, 6.5-9V/2A or 9-12V/1.5A) 1 USB type C port up to 5V/3A Max Power – 40 Watts (5V/8A) Display – LCD display showing – real-time current and voltage, active charging ports, and charge status Power Supply – […]
Alfawise T1 Mini PC Powered by Intel Celeron N4100 Gemini Lake Processor is Going for $200
It’s been a long wait, but it appears it’s now possible to purchase Gemini Lake mini PCs and get them shipped within a few days. One example would be Alfawise T1 mini PC based on Intel Celeron N4100 quad core processor that’s now selling for $199.99 on GearBest with shipping expected on May 19-22. Alfawise T1 specifications: SoC – Intel Celeron N4100 quad core Gemini Lake processor up to 2.4 GHz with Intel UHD Graphics 600; 6W TDP System Memory – 4GB DDR4 Storage – 64GB eMMC flash, 2.5″ SATA bay, M.2 SSD slot, micro SD card Video Output – 2x HDMI 2.0 ports up to 4K @ 60 Hz Audio – Via HDMI, built-in microphone, 3.5mm audio jack Connectivity – Gigabit Ethernet, dual band 802.11a/b/g/n/ac WiFi, Bluetooth 4.0 USB – 2x USB 3.0 ports, 2x USB 2.0 ports, 1x USB type C port Misc – Power button and LED, […]
MT3620 Development Board for Azure Sphere is Up for Pre-order for $84.90
Microsoft unveiled Azure Sphere solutions last month in order to provide a complete secure IoT solution from the hardware to the cloud with three main components: a secure MCU, Linux based Azure Sphere OS, and Azure Sphere Security (Cloud) Service. The company already stated Mediatek MT3620 would be the first Azure Sphere compliant MCU, and today Seeed Studio has announced MT3620 development board for Azure Sphere is up for pre-order for $84.90 with a $5 deposit, and shipping scheduled for the end of September. Preliminary specifications of MT3620 development board for Azure Sphere: WiSoC – Mediatek MT3620AN single core Arm Cortex-A7 processor @ 500 MHz, dual core Arm Cortex-M4F real-time core, Pluton security sub-system, and WiFi. System Memory – Over 5MB of embedded RAM, split among the various cores (4MB for Arm Cortex A7 core) Storage – 2x 8MB dual channel quad SPI (16MB in total) Connectivity – Dual band […]
ULEWELL Z28 MINI is a $40 RK3328 TV Stick with 2GB RAM, 16GB Storage, and a USB 3.0 Port
While we’ve already covered many Rockchip RK3328 TV boxes and development boards, if you want a TV stick form factor the choice becomes much more limited. So far I was only aware of Rikomagic RKM V3 , but today I’ve come across ULEWELL Z28 MINI, selling for about $40 on Aliexpress with 2GB RAM, 16 GB storage, HDMI 2.0a, and a USB 3.0 port. ULEWELL Z28 MINI TV stick specifications: SoC – Rockchip RK3328 quad core Cortex A53 processor @ 1.5 GHz with Mali-450MP2 GPU System Memory – 2 GB RAM Storage – 16 GB eMMC flash Video & Audio Output – HDMI 2.0a up to 4K @ 60 Hz with HDR10 and HLG support Video Codec – 4K VP9, H.265 and H.264. 1080p VC-1, MPEG-1/2/4, VP6/8 Connectivity – 802.11 b/g/n WiFi (2.4 GHz), Bluetooth 4.0 USB – 1x USB 3.0 port Misc – Power button and LED Power Supply […]
Arduino Introduces Two New IoT Boards – MKR WiFi 1010 (ESP32) and MKR NB 1500 (NB-IoT + eMTC)
Arduino introduced its MKR family of breadboard compatible maker boards with MKR1000 featuring an Atmel SAMD21 microcontroller combined with a Microchip WINC1500 WiFi module. The board was followed by MRKZero without wireless connectivity, then MKRFOX1200 Sigfox board, and finally MKR WAN 1300 & MKR GSM 1400 boards at the end of 2017 with LoRaWAN and 3.75G cellular connectivity. The company has now launched two new boards: Espressif ESP32 based MKR WiFi 1010 with WiFi and Bluetooth, and MKR NB 1500 equipped with an NB-IoT & LTE CAT M1 module. Arduino MKR WiFi 1010 MKR WIFI 1010 is an evolution of the MKR1000 board, and is equipped with a U-Blox ESP32 module. Preliminary specifications: MCU – Microchip SAMD21 Cortex-M0+ MCU @ 48 MHz with 32KB SRAM, 256 KB flash memory Wireless Connectivity – 2.4 GHz 802.11 b/g/n WiFi and Bluetooth 4.2 LE via U-blox NINA-W10 Series module based on ESP32 processor. […]
NeTV2 Open Video Development Board Works with Encrypted and Unencrypted Video Streams (Crowdfunding)
Chumby NeTV was an open source hardware Linux IPTV media player based on a Xilinx Spartan FPGA and a Marvell Armada 166 processor, and unveiled in 2011. Many years have passed since then, and now Bunnie Huang has come up with a new version. The NeTV2 development board is also optimized for open digital video application, but based on a more powerful Xilinx Artik-7 FPGA, and a Raspberry Pi 3 B+ can be added for things like seamless JTAG configuration and overlay video generation. Key features and specifications: FPGA – Xilinx Artik-7 XC7A35T-2FGG484 (available with XC7A50T option during campaign only) System Memory – 512 MB RAM, 32-bit wide DDR3-800 Storage – micro SD card, 8 MB SPI flash Video Ports 2x HDMI type A inputs 1 x HDMI type A output 1 x HDMI type D output. One input/output pair configured for in-line ‘NeTV mode’ video filtering. Max Video Bandwidth […]
Astro Design HDMI Test Equipment Supports 8K @ 120 Hz
8K media players and 8K TVs are coming, but if you develop one of those products how do you test them since 8K players/TVs are not available just yet. Answer: Test equipment. Astro Design offers just that with their VG-879 digital video generator, as well as their VA-1844A HDMI protocol analyzer. VG-879 digital video generator key features: 4K/60p is transmitted by one channel of 12G-SDI. Max.4 slot-type interface units can be selected from 12G-SDI, HDMI2.0b 3G or 6G, DisplayPort 1.2a, V-by-One and Analog. By synchronizing 4 or 2 units of VG-879, 8K/120p or 8K/60p signals are supported. (8K/120p by V-by-One HS, 8K/60p by V-by-One HS and HDMI.) HDMI 2.0b test functions supported EIA CEA-861-F Timing Format including 4K/50, 60p, YCBCR 4:4:4/4:2:2/4:2:0 timing. SCDC parameter change and status display. ITU-R BT.2020 color bar and video output setting 4K6G with Scrambling Enable setting CEA-861.3 HDR (High Dynamic Range) InfoFrame setting HDR Test Patterns supported […]
Lenovo IdeaPad 330 Gemini Lake Laptops Sell for $250 and Up
We’ve previously seen companies unveil Gemini Lake laptops but at price points ($400 to $600) that did not seem right, considering Gemini Lake (GLK) processors should cost about the same as the ones from the previous generation (Apollo Lake). Lenovo has now introduced IdeaPad 330 laptops based on Intel GLK processors with pricing more in line with expectation, as the device will sell for as low as $250 with an Intel Celeron N4000 dual core processor. I won’t list all detailed Lenovo IdeaPad 330 specifications, since it’s actual a family of laptop with a long list of different models with Intel Celeron N4000/Pentium N5000 Gemini Lake processors, but also more powerful Core i3/i5/i7 processors. The company still provided some key features for the laptop, as they will comes in three anti-glare screen display sizes at 14, 15 and 17″ respectively in HD, HD+ and full HD resolution options. Let’s pick […]