ble

Posted on by Jean-Luc Aufranc (CNXSoft) - 4 Comments on WLKATA Robotics Haro380 is a high precision industrial 6-Axis mini robotic arm (Crowdfunding)

WLKATA Robotics Haro380 is a high precision industrial 6-Axis mini robotic arm (Crowdfunding)

HARO380 high precision robotic arm

WLKATA Robotics’ Haro380 is a high-precision industrial 6-axis mini robotic arm that can carry a payload of up to 500 grams and designed for education, engineering projects, and light manufacturing. We’ve covered some desktop robotic arms in the past such as the myCobot 280 Pi, but the HARO380 goes a step further with 0.05mm repeatability, a 6-axis harmonic reducer, and zero backlash. It is an upgraded version of the company’s entry-level Mirobot robotic arm introduced in 2019. Haro380 specifications and key features: Control board Unnamed MCU Base interface – RS485, DC power, expansion interface, USB interface I/Os – 2x digital inputs, 2x digital outputs Emergency switch Supply voltage – 24V DC Temperature Range – 5 to 40°C Humidity – 20 to 75% RH non-condensing 6-axis harmonic reducer Magnetic end effectors Repeatability – +/- 0.05 mm Max payload – 500 grams Reach – 380 mm Control interfaces – USB to serial, […]

Posted on by Jean-Luc Aufranc (CNXSoft) - 1 Comment on Broadcom unveils 2nd generation WiFi 7 chipsets: BCM6765, BCM47722, BCM4390

Broadcom unveils 2nd generation WiFi 7 chipsets: BCM6765, BCM47722, BCM4390

Broadcom WiFi 7 Gen2: BCM6765, BCM47722, BCM4390

Broadcom has announced its second generation WiFi 7 chipsets: the BCM6765 residential WiFi 7 access point chip, the BCM47722 enterprise WiFi 7 access point chip with dual IoT radios that support simultaneous operation for Bluetooth Low Energy (BLE), Zigbee, Thread, and Matter protocols, and the BCM4390 low-power Wi-Fi 7, Bluetooth, and 802.15.4 combo chip designed for use in mobile devices. This follows the introduction of Broadcom’s first WiFi 7 chipsets in April 2022 with residential and enterprise WiFi 7 access point chips, and a WiFi 7 client chip, but the second generation access point chipsets support 320 MHz 2-stream Wi-Fi operation and add extra features, and the BCM4390 optimized costs bringing WiFi 7 to lower-prices phones and devices. BCM6765 residential Wi-Fi access point chip highlights: CPU – Quad-core ARMv8 CPU with 10Gbps Ethernet PHY WiFi 7 Dual 2×2 tri-band (2.4, 5, and 6 GHz) capable radios that support simultaneous operation […]

Posted on by Jean-Luc Aufranc (CNXSoft) - 10 Comments on Espressif ESP Thread Border Router board combines ESP32-H2 & ESP32-S3 wireless chips

Espressif ESP Thread Border Router board combines ESP32-H2 & ESP32-S3 wireless chips

ESP Thread Border Router Zigbee Gateway

Espressif Systems has launched the ESP Thread Border Router/Zigbee Gateway board based on ESP32-H2 (802.15.4) and ESP32-S3 (WiFi + BLE) modules following the contention of the Thread Interoperability Certificate V1.3 for the board and associated ESP Thread Boarder Router SDK built on top of the ESP-IDF framework and the open-source OpenThread protocol stack. The ESP Thread Border Router supports the protocol functions of the 1.3 Thread standard such as bidirectional IPv6 connectivity, Service Discovery Delegate, Service Registration Server, Multicast Forwarding, NAT64, and more, as well as product-level features such as a Web GUI for device configuration, automatic RCP (Radio Co-Processor) upgrade, RF coexistence, and so on. ESP Thread Border Router/Zigbee Gateway board specifications: Wireless modules ESP32-S3-WROOM-1 wireless module SoC –  ESP32-S3 dual-core Tensilica LX7 microcontroller @ 240 MHz with 2.4 GHz 802.11n WiFi 4 and Bluetooth 5.0 LE connectivity Memory – 2MB PSRAM Storage – 4MB SPI flash PCB antenna […]

Posted on by Jean-Luc Aufranc (CNXSoft) - 6 Comments on $5 Ai-M62-12F-Kit RISC-V development board features BL616 WiFi 6, BLE 5.2, and Zigbee MCU, plenty of I/Os

$5 Ai-M62-12F-Kit RISC-V development board features BL616 WiFi 6, BLE 5.2, and Zigbee MCU, plenty of I/Os

Ai-M62-12F-Kit

Ai Thinker Ai-M62-12F-Kit is a development board based on Bouffalo Lab BL616 RISC-V microcontroller with 2.4 GHz WiFi 6, Bluetooth 5.2 LE, and an 802.15.4 radio (Zigbee/Thread), plus thirty I/O pin for expansion. We had already covered the tiny Sipeed M0S module based on BL616 MCU earlier this year along with its M0S dock board that exposed eight GPIO pins via a 12-pin header, and the “NodeMCU” Ai-M62-12F basically offers the same features but with many more I/Os thanks to two 15-pin headers, as well as an RGB LED and two user-programmable LEDs. Ai-M62-12F-Kit specifications: MCU – Bouffalo Lab BL616 32-bit RISC-V (RV32IMAFCP) microcontroller @ up to 320 MHz (384 MHz overclocked) with 480KB SRAM, 4MB flash, 2.4 GHz WiFi 6, Bluetooth 5.2 dual mode, and 802.15.4 radio (Zigbee) Antenna – PCB antenna USB – 1x USB Type-C port for power and programming I/Os – 2x 15-pin headers with Storage […]

Posted on by Jean-Luc Aufranc (CNXSoft) - 3 Comments on ESP32 WiFi Color Display Kit Grande is a soldering kit with a 3.5-inch touchscreen display

ESP32 WiFi Color Display Kit Grande is a soldering kit with a 3.5-inch touchscreen display

ESP32 WiFi Color Display Kit Grande

ThingPulse “ESP32 WiFi Color Display Kit Grande” is an IoT soldering kit based on the company’s ePulse Feather low-power ESP32 development board and a 3.5-inch 320×480 color TFT display with a capacitive touch interface. The kit can be used for all sorts of touchscreen display applications, including an Internet-connected weather station or a Bluetooth-connected Windows, Linux, or Mac OS information display. ESP32 WiFi Color Display Kit Grande content: ePulse Feather low-power ESP32 development board with 8MB Flash and 8MB SPRAM following Adafruit’s Feather form factor 3.5-inch 320×480 color TFT display (ILI9488 display controller) with capacitive touch Interface (FT6236 chip) Custom connector PCB to connect the ESP32 and the display Set of special pin headers to be soldered to the connector PCB On-off switch to be optionally soldered to the connector PCB Grove connector to be optionally soldered to the connector PCB 4x double-sided foam adhesive to secure the display to […]

Posted on by Jean-Luc Aufranc (CNXSoft) - 8 Comments on T-Watch S3 ESP32-S3 smartwatch supports WiFi, Bluetooth LE, and LoRa connectivity

T-Watch S3 ESP32-S3 smartwatch supports WiFi, Bluetooth LE, and LoRa connectivity

T-Watch S3

LILYGO T-Watch S3 is an ESP32-S3 WiFi and Bluetooth LE smartwatch with LoRa connectivity, and other interesting features such as an RTC, audio support, a vibration motor, and an infrared transmitter to control home appliances. The watch integrates a 1.54-inch color LCD display with capacitive touch, a button to turn on and off the device, and a USB port to charge the included 400 mAh battery. The T-Watch S3 sells in silver or “gun color” with a black wrist strap. T-Watch S3 specifications: Wireless MCU – Espressif Systems ESP32-S3 dual-core Tensilica LX7 @ up to 240 MHz with vector instructions for AI acceleration, 512KB RAM, 8MB PSRAM, 16MB flash, WiFi 4 and Bluetooth LE wireless connectivity Connectivity 2.4 GHz WiFi 4 (802.11 b/g/n) Bluetooth LE 5.0 Semtech SX1262 LoRa RF transceiver: 433 MHz, 868 MHz, 915 MHz Display – 1.54-inch 16-bit color LCD display with 240×240 resolution, capacitive touch; ST7789V […]

Posted on by Jean-Luc Aufranc (CNXSoft) - No Comments on Inkplate 5 – A 5.2-inch wireless e-paper display programmable with Arduino or MicroPython (Crowdfunding)

Inkplate 5 – A 5.2-inch wireless e-paper display programmable with Arduino or MicroPython (Crowdfunding)

Inkplate 5

The team at Soldered Electronics has been designing Inkplate ESP32-based e-paper displays ever since the first 6-inch model was launched in 2019. The latest Inkplate 5 comes with a recycled 5.2-inch E-Ink (e-paper) display with refresh times of only 0.19 seconds, and programmable with the Arduino IDE or MicroPython firmware. The WiFi-connected display offers a 960×540 resolution, or 213 DPI pixel density, integrates an RTC with battery for accurate timekeeping, two buttons for power and wake/user, and I/O expansion via headers and an easyC/Qwicc connector. Inkplate 5 specifications: Wireless module – Dual-core ESP32 processor with Wi-Fi 4 & Bluetooth 4.0 (BLE) connectivity, 8MB flash, 4MB PSRAM External storage – MicroSD card socket Display – 5.2-inch, 960×540 e-paper display with 213 DPI pixel density Refresh times: full refresh in just 1.02s (1-bit and 3-bit) and partial refresh in 0.19s (1-bit) USB – 1x USB Type-C port for programming and power Expansion […]

Posted on by Jean-Luc Aufranc (CNXSoft) - 2 Comments on Silicon Labs FG28 Sub-GHz wireless and 2.4 GHz BLE SoC supports Amazon Sidewalk, Wi-SUN, etc…

Silicon Labs FG28 Sub-GHz wireless and 2.4 GHz BLE SoC supports Amazon Sidewalk, Wi-SUN, etc…

Silicon Labs FG28 block diagram

Silicon Labs dual-band FG28 Cortex-M33 SoC comes with sub-Gigahertz and 2.4 GHz Bluetooth LE radios that support long-range networks and protocols like Amazon Sidewalk, Wi-SUN, and other proprietary protocols, as well as a built-in AI/ML accelerator for machine learning inference and SiLabs Secure Vault technology. The chip looks to be an update to the sub-GHz FG25 Cortex-M33 microcontroller with an additional 2.4 GHz BLE radio, but somehow less program memory (up to 256KB) and storage (up to 1024 KB). The peripherals implemented in the chip are almost the same, as the microcontroller gains support for predictive maintenance with a small matrix vector processor for AI/ML acceleration. Silicon Labs FG28 (EFR32FG28) specifications: MCU core – Arm Cortex-M33 @ 78 MHz with DSP instructions and FPU On-chip memory – Up to 256 kB RAM data memory On-chip storage – Up to 1024 kB flash program memory AI accelerator – Matrix Vector Processor […]