Features Use low power dual core 32 bit CPU which can be used as an application processor The main frequency is up to 240MHz and the computing power is up to 600 DMIPSBuilt in 520 KB SRAM external 8MB PSRAMSupport UART SPI I2C PWM ADC DAC and other interfacesSupport OV2640 and OV7670 cameras built in flashSupport picture WiFI uploadSupport TF cardSupport multiple sleep modes Embedded Lwip and FreeRTOSSupport STA AP STA AP working modeSupport Smart Config AirKiss one click network configurationSupport secondary developmentSpecifications Working voltage 4 75 5 25VSPIFlash default 32MbitRAM internal 520KB external 8MB PSRAMWi Fi 802 11b g n e iBluetooth Bluetooth 4 2BR EDR and BLE standardSupport interface 2Mbps UART SPI I2C PWMSupport TF card maximum support 4GIO port 9Serial port rate default 115200bpsSpectrum range 2400 2483 5MHzAntenna form Onboard PCB antenna gain 2dBiImage output format JPEG only OV2640 support BMP GRAYSCALEPackaging method DIP 16Transmit power 802 11b 17±2dBm 11Mbps 802 11g 14±2dBm 54Mbps 802 11n 13±2dBm MCS7 Receiving sensitivity CCK 1Mbps 90dBmCCK 11Mbps 85dBm6Mbps 1 2BPSK 88dBm54Mbps 3 464 QAM 70dBmMCS7 65Mbps 72 2Mbps 67dBmPower consumption Turn off the flash 180mA 5VTurn on the flash and adjust the brightness to the maximum 310mA 5VDeep sleep The lowest power consumption can reach 6mA 5VModerm sleep the lowest can reach 20mA 5VLight sleep the lowest can reach 6 7mA 5VSecurity WPA WPA2 WPA2 Enterprise
Price history
▲55.28%
Jun 25, 2022
€13.03
Apr 18, 2022
€8.39