这个核心板做的产品，到目前为止价钱也就涨了3-40块钱。是核心板哦，32MB flash + 32MB SDRAM 600...
IoTFi is based on the RP2040 and includes GPS technology as well as Wi-Fi (ESP32) for an amazing wireless experience. It has an onboard 3.5 mm audio jack, a micro SIM slot for SIM868/ SIM7600G, an ...