Hardware Specifications | 説明 |
Chipset | ESPRESSIF-ESP32 240MHz Xtensa® dual-core 32-bit LX6 microprocessor |
閃光 | QSPI flash 4MB /16MB (オプション) |
SRAM | 520 kB SRAM |
ボタン | Reset |
USB to TTL | CH9102F
|
インターフェース | UART, SPI, SDIO, I2C, LED PWM, TV PWM, I2S, IRGPIO,ADC, capacitor touch sensor, DACLNA pre-amplifier |
画面 | IPS ST7789V 1.14 Inch 135 * 240解像度 |
使用電圧 | 2.7V-4.2V |
作業電流 | 約60MA |
Sleep current | About 120uA |
Working temperature range | -40C~+85°C |
サイズと重量 | 51.52 x 25.04 x 8.54 mm(7.81 g) |
電源 | 説明 |
電源 | USB 5V/1A |
充電電流 | 500mA |
バッテリー | 3.7Vリチウム電池 |
JST Connector | 2Pin 1.25mm |
USB | タイプC |
Wi-Fi | 説明 |
標準 | FCC/CE-RED/IC/TELEC/KCC/SRRC/NCC/JAPAN MIC |
Protocol | 802.11 b/g/n (802.11n, speed up to 150Mbps) A-MPDU and A-MSDU polymerization, support 0.4us Protection interval |
周波数範囲 | 2.4GH2~2.5GHz(2400M-2483.5M) |
Transmit Power | 22dBm |
Communication distance | 300m |
ブルートゥース | 説明 |
Protocol | Support bluetooth V4.2BR/EDR and BLE standard |
Radio frequency | With -97dBm sensitivity NZIF receiver Class-1, Cl ass-2 & Class-3 emitter AFH |
Audio frequency | CVSD&SBC audio frequency |
ソフトウェア | 説明 |
Wi-Fi モード | ステーション/SoftAP/SoftAP+ステーション/P2P |
Security mechanism | WPA/WPA2/WPA2-Enterprise/WPS |
暗号化の種類 | AES/RSA/ECC/SHA |
Firmware upgrade | UART download/OTA (Through network/host to download and write firmware) |
ソフトウェア 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, android/iOSapp |
OS | FreeRTOS |