TTGO T-Beam V1.0 ESP32 868Mhz WiFi Wireless Bluetooth Module LORA GPS NEO-M8N SMA LORA 32 18650 Battery Holder

TTGO T-Beam V1.0 ESP32 868Mhz WiFi Wireless Bluetooth Module LORA GPS NEO-M8N SMA LORA 32 18650 Battery Holder

Product Features

ESP32

Lastest ESP32 Version: REV1

WIFI

bluetooth

4MB PSRAM

4MB Flash

3D Antenna

LORA

Product Description

Working voltage: 1.8~3.7v

Acceptable current：10~14mA

Transmit current: 120mA@+20dBm

90mA@+17dBm

29mA@+13dBm

Operating frequency: 868M/915M(868MHz version)

Transmit power: +20dBm

Receive sensitivity :-139dBm@LoRa &62.5Khz&SF=12&146bps

-136dBm@LoRa &125Khz&SF=12&293bps

-118dBm@LoRa &125Khz&SF=6&9380bps

-123dBm@FSK&5Khz&1.2Kbps

Frequency error：+/-15KHz

FIFO space ： 64Byte

Data rate ：1.2K~300Kbps@FSK

0.018K~37.5Kbps@LoRa

Modulation Mode ：FSK,GFSK,MSK,GMSK,LoRa TM，OOK

Interface form ： SPI

Sleep current ：0.2uA@SLEEP

1.5uA@IDLE

Operating temperature ：-40℃- +85℃

Digital RSSI function

Automatic frequency correction

Automatic gain control

Low voltage detection and temperature sensor

Fast wake-up and frequency hopping

Highly configurable data packet handler

GPS

GPS modules NEO-6M, 3V-5V power supply Universal

Destined module with ceramic antenna, signal super

Save the configuration parameter data EEPROM Down

With data backup battery

There are LED signal indicator

Default Baud Rate: 9600

Power

TP5400

1A Battery Management

LED indicator: There are 4 LEDs show the battery status in real time.

USB

CP2104-GMR

Pre-Flash Firmware

-SoftRF V4.0

Product Upgrade Content

1. Pin GPIO34 pin is replaced with GPIO35

2. Replace the charging IC (TP5400) with the power management AXP192

3.GPS TX, RX pin replacement

4. Power on and remove, replace with button to open

5. Reduced sleep current

6.GPS battery replacement