(as of Mar 13,2021 09:43:43 UTC – Details)
Size: Approx. 6.5*3.2*1.6cm/2.56*1.26*0.63inch
FLASH: QSPI Flash 4MB/PSRAM 8MB
SRAM: 520kB SRAM
Button: reset, I036
Extended function: VGA, PS/2
USB To TTL: CP2104
Modular interface: UART, SPI SDIO, I2C LED PWM, TV, PWM, I2S, IRGPIO, Capacitance Touching Sensor, ADC, DACLNA, preamplifier
Onboard clock: 40MHz crystal oscillator
Working voltage: 2.7-3.6V
Working current: Approx. 30mA
Sleeping current: 230uA
Operating temperature range: -40-85°C
Protocol: 802.11b/g/n (802.11n, speed up to 150Mbps) A-MPDU and A-MSDU aggregation, support 0.4uS guard interval
Frequency range: 2.4GHz~2.5GHz(2400M-2483.5M)
Transmitted power: 22dBm
Communication distance: 300m/984.25ft
Protocol: Compliant with Bluetooth V4.2BR/EDR and BLE standards
RF: Sense NZIF Receiver Class-1, Class-2 and Class-3 Transmitter AFH with a sensitivity of -97dBm
Audio: CVSD And SBC Audio
WiFi Mode: Station/SoftAP/SoftAP + Station/P2P
Security mechanism: WPA/WPA2/WPA2-Enterprise/WPS
Encryption Type: AES/RSA/ECC/SHA
Firmware upgrade: UART download/OTA (download and write firmware via network/host)
Software development: Support Cloud Server Development/SDK for User Firmware Development
Networking protocol: IPv4/IPv6/SSL.TCP/UDP/HTTP/FTP/MQTT
User Configuration: AT + instruction set, cloud server, for Android/iOS app
OS: Suitable for FreeRTOS
1 x VGA32 Control Module
Modular interface: UART, SPI SDIO, I2C LED PWM, TV, PWM, I2S, IRGPIO, Capacitor, Touch, Sensor, ADC, DACLNA, Preamplifier.
WiFi supports FCC/CE-RED/IC/TELEC/KCC/SRRC/NCC.
The WiFi communication distance is up to 300 meters and the transmission power is 22dBm.
Compliant with Bluetooth V4.2BR / EDR and BLE standards, sensitivity is -97dBm.
NZIF Receiver Class-1, Class-2 and Class-3 Transmitter AFH.