Parameter: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 SRAMSupport 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 520KBWi-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/WPSWorking temperature -20 u2103~ 70 u2103Storage environment -40 u2103~ 125 u2103, <90%RHApplication:Home smart device image transmissionWireless monitoringSmart agricultureQR wireless recognitionWireless positioning system signalAnd other IoT applications

Package includes:

(optional)

Type 1:

1 x Screen

Type 2:

1 x Screen

1 x Shell