Model: Adafruit METRO 328 Fully Assembled Processor: ATmega328 RAM: 2 KB Flash Memory: 32 KB Operating Power: 5 V but it can easily be converted it to 3.3 V
The Black ESP32-DEVKITC Development Board Backboard is an accessory designed to support and facilitate the use of the ESP32-DEVKITC development board. It serves as a backboard or mounting platform for the ESP32-DEVKITC, providing stability and possibly additional features or connections for ease of use during development or testing processes.
Easy to Get Started Cost-effective and environmental-friendly Application-specific peripherals Quick prototyping Ideal for exploring AI applications Easily customizable and expandable
1. 2.4GHz Dual-Mode WiFi + Bluetooth Development Board, 38PIN 2. Ultra-Low power consumption works perfectly with the IDE 3. Support LWIP protocol, Freertos 4. Support Three Modes: AP, STA, and AP+STA 5. ESP 32 is safe, reliable, and scalable to a variety of applications
The module is safe, reliable, and scalable to various applications The expansion board adopts a double-layer design, with a pin on both sides Good stability and high reliability
Microproessor: ESP8266 microcontroller with a 32-bit Tensilica L106 RISC CPU Wireless Connectivity: WiFi 802.11 b/g/n (2.4 GHz) for connecting to local networks and the internet. Relay: 250VAC, 10A Single relay switch (Normally Open) for controlling electrical loads GPIO Pins: GPIO0 and GPIO2 are commonly used for relay control and status indication Serial Communication: UART up to 115200 bps
Microcontroller: ESP8266EX, a 32-bit Tensilica L106 RISC processor with integrated Wi-Fi. Wi-Fi Protocol: 802.11 b/g/n (2.4 GHz). Modes: Station (STA), Soft Access Point (AP), and Station + Soft AP. Security: WEP, WPA/WPA2 PSK/Enterprise, WPS. Range: Typically 50 meters indoors and 100 meters in open spaces.
On-board environmental sensors for light, temperature, and barometric pressure Interface for optional OLED 128×64 display USB Interface for power and data with a host computer User pushbutton switches and LEDs 5V to 3.3V power regulation Terminal footprints for external 5V DC and VBAT supplies
ESP32 SoC (System on Chip) with WiFi and Bluetooth BLE 40MHz Crystal for CPU, 32.768KHz for RTC and low power operation 4MB Flash (32MBit) FTDI231 for the USB to Serial communication Auto-reset for automatic flash of new program On board 3.3V, 0.5A LDO, tested to work upto 1A 2.5dBi Peak Gain, 0.5dBi averange gain antenna
CPU: Allwinner H3, Quad-core Cortex-A7 Up to 1.2GHz DDR3 RAM: 256MB/512MB Connectivity: 10/100M Ethernet USB Host: Type-A x 1, 2.54 mm pin x 2 GPIO: 2.54mm pitch 36pin. It includes UART, SPI, I2C, IO etc Power: DC 5V/2A Working temperature: -20?? to 70??
CPU: Rockchip RK3328 Number of Cores: Quad-Core Cortex-A53 Frequency: 4 x Cortex-A53 Up to 1.3GHz DDR4 RAM: 1GB Network: Internal 10/100/1000M Ethernet Port x 1, USB3.0 converted 10/100/1000M Ethernet Port x 1
CPU: Allwinner H3, Quad-core Cortex-A7 Up to 1.2GHz Power: DC 5V/2A DDR3 RAM: 256MB/512MB DDR3 RAM Connectivity: 10/100M Ethernet(6Pin, included in 2.54mm pitch pin header) Storage: NC/8GB/16GB/32GB eMMC GPIO: It includes UART, SPI, I2C, IO etc PCB Dimension: 40 x 40mm OS Support U-boot，Ubuntu-Core
Product: NXP Development Board FRDM-KL02Z MKL02Z32VFM4 MCU Kinetis L Series KL02 family MCU in a 32QFN package ?I/O headers for easy access to MCU I/O pins ?Freescale 3-axis accelerometer sensor, MMA8451Q
8-in-1 SoC featuring embedded AI & NPU, High resolution up to 2K Fast boot-up in milliseconds; ultra-low power in microampere Supporting battery-powered, AI & IoT Ecosystems Multiple streams real-time H.265/H.264/JPEG encoding SDK supports free RTOS, IAR, GCC, Arduino IDE
Micro Processor: SAM D21 ARM Cortex-M0+ Input Supply voltage (V) : 3.3 ~ 5V (USB C type connector) Analog I/O: 6 Pins Digital I/O: 14 pins WiFi Module Supports: 802.11 b/g/n
Up to 8 channels of audio input data, ie 4 stereo channels Simultaneous scanning pre-processing and beamforming for sound sources in up to 16 directions 16-bit wide internal audio signal processing Dual-core RISC-V 64bit IMAFDC, on-chip huge 8MB high-speed SRAM (not for XMR :D), 400MHz frequency Up to 192kHz sample rate
Input Voltage (V):3.3V@600mA Processor: Kinetis KL26 Arm? Cortex?-M0+ MCU Maximum Clock Frequency (MHz):48 Flash Memory:128kB SRAM:16kB Dimension:95x38x10 mm Weight:21 gm
Very low power logging is supported Built-in MCP73831 single cell LiPo charger Current consumption ~20mA (Run) ~80?A (Sleep) ~18?A (Deep Sleep ?? regulator shut down) LEDs Power LiPo charge indicator Serial Tx and Rx Status
