TTGO T-Beam ESP32 LORA 433MHZ 868MHZ 915MHZ 923MHZ WiFi Wireless Blth Module LORA32 GPS NEO-M6N IPEX 18650 Battery Holder
Product Features
ESP32
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Lastest ESP32 Version: REV1
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WIFI
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blth
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4MB Flash
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4MB PSRAM
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3D Antenna
LORA
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Product Description
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Working voltage: 1.8~3.7v
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Acceptable current:10~14mA
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Transmit current: 120mA@+20dBm
90mA@+17dBm
29mA@+13dBm
Operating frequency: 433/470MHz(433HMz version) /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-M8N, 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
Product upgrade changes:
1. Pin header pin GPIO34 changed to GPIO15
2. Replace the charging IC (TP5400) with the power management AXP192
3. GPS TX.RX pin replacement
4. Power light is removed and replaced with push button switch
5. Reduce sleep current
6. Replaced the battery of GPS
More information:https://github.com/lyusupov/SoftRF/wiki/Prime-Edition-MkII
https://github.com/LilyGO/SoftRF
Product Details
Product Demonstration
With OLED(not includes)
With BMP280(not includes)
Shipping List:
433 Version
1 X TTGO T-Beam ESP32
1 X 433MHZ Antenna
2 X Pin
3 X Screw Washer
868MHz Version
1 X TTGO T-Beam ESP32
1 X 868MHz Antenna
2X Pin
3 X Screw Washer
915MHz Version
1 X TTGO T-Beam ESP32
1 X 915MHz Antenna
2 X Pin
3 X Screw Washer
915MHz Version
1 X TTGO T-Beam ESP32
1 X 915MHz Antenna
2X Pin