ESP32-S3 SIM7670G 4G Development Board, LTE Cat-1 / WI-FI/Bluetooth/GNSS Positioning Support, Suitab

Descrição do Produto

• Adopts ESP32-S3R2 chip with high-performance Xtensa 32-bit LX7 dual-core processor, capable of running at 240 MHz. Equipped with the SIM7670G cellular module, supports 4G Cat-1 networking, GNSS positioning and other functions.
• Built in 512KB SRAM, 384KB ROM, 2MB of PSRAM, and 16MB Flash memory. Integrated 2.4GHz Wi-Fi and Bluetooth LE dual-mode wireless communication, featuring superior RF performance.
• Onboard USB switching IC and DIP switch for switching to use the USB interface of SIM7670G, suitable for connecting with PC for dial-up internet or debugging of SIM7670G module. Onboard lithium battery charging, solar charging, power management, battery capacity measurement, and related protection circuits, supports USB and solar charging with real-time battery capacity measurement.
• Onboard 18650 battery holder (18650 battery is NOT included), adapting VBAT pin header for connecting to external 3.7V lithium battery, with anti-reverse protection. Rich peripheral interfaces such as camera interface, TF card slot, USB port, 38PIN header, etc., easy to expand and achieve various functions.
• Onboard multiple DIP switches for camera on/off, switching USB channels to avoid interface conflict, and setting power on/off for some circuits to reduce power consumption. Comes with GNSS high-precision ceramic antenna, OV2640 camera, acrylic case, etc., easy to develop various applications.