TTGO T-Energy ESP32 8MByte PSRAM ESP32-WROVER-B WiFi & Bluetooth Module 18650 Battery Development Board
TTGO T-Energy ESP32 8MByte PSRAM ESP32-WROVER-B WiFi & Bluetooth Module 18650 Battery Development Board
TTGO T-Energy ESP32 8MByte PSRAM ESP32-WROVER-B WiFi & Bluetooth Module 18650 Battery Development Board
TTGO T-Energy ESP32 8MByte PSRAM ESP32-WROVER-B WiFi & Bluetooth Module 18650 Battery Development Board
TTGO T-Energy ESP32 8MByte PSRAM ESP32-WROVER-B WiFi & Bluetooth Module 18650 Battery Development Board
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TTGO T-Energy ESP32 8MByte PSRAM ESP32-WROVER-B WiFi & Bluetooth Module 18650 Battery Development Board

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 WiFi & Bluetooth Module 18650 Battery Development Board

 

LG 3000mah 18650 battery can make esp32 work properly

18650 charging system integration.

Indicates inside the LED (green means all and red means charging)

Charging and working can be done simultaneously.

1 switch can control the power supply.

1 additional LED programmable (with gpio16 [do])

0.5a charge current 1A output

Overcharge protection

Full esp32 pin breakout

Product specifications:

Hardware Specifications  
Chipset ESPRESSIF-ESP32-WROVER 240MHz Xtensa® single-/dual-core 32-bit LX6 microprocessor
FLASH QSPI flash/SRAM, up to 32 MB
SRAM  520 kB SRAM
KEY reset,BOOT
switch BAT switch
Power indicator lamp red
USB to TTL CP2104
modular  interface

SD cardUARTSPISDIOI2CLED PWMTV PWMI2SIRGPIO

capacitor touch sensorADCDACLNA  pre-amplifier

on-board clock 40MHz crystal oscillator 
working voltage 2.3V-3.6V
working current about 40mA
sleep current 1mA
working temperature range -40 ~ +85
size 91.10mm*32.75mm*19.90mm
Power Supply Specifications  
Power Supply USB 5V/1A
charging current 1000mA
battery 3.7V lithium battery
Wi-Fi Description
Standard FCC/CE/TELEC/KCC/SRRC/NCC
protocol 802.11 b/g/n/e/i (802.11nspeed up to150Mbps)A-MPDU and A-MSDU polymerizationsupport 0.4μS Protection interval
frequency range 2.4GHz~2.5GHz(2400M~2483.5M)
Transmit Power 22dBm
communication distance

300m

Bluetooth Description
protocol meet bluetooth v4.2BR/EDR and BLE standard
radio frequency with -98dBm sensitivity NZIF receiver Class-1,Class-2&Class-3 emitter AFH
audio frequency CVSD&SBC audio frequency
Software specification Description
wifi Mode Station/SoftAP/SoftAP+Station/P2P
security mechanism WPA/WPA2/WPA2-Enterprise/WPS
Encryption Type  AES/RSA/ECC/SHA
firmware upgrade UART download/OTAThrough network/host to download and write firmware
Software Development Support cloud server development /SDK for user firmware development
networking protocol IPv4IPv6SSLTCP/UDP/HTTP/FTP/MQTT
User Configuration AT + Instruction set, cloud server, android/iOSapp
OS

FreeRTOS

Shipping list 1 X 18650 battery ESP32 WROVER development board
2 X Pin

 

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