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TTGO T-Beam ESP32 LoRa CH9102F Wifi Module Bluetooth Module GPS NEO-6M 18650 Holder 868MHz Version
Product Upgrade Parts:
1. The pin GPIO34 of pin header replaced by GPIO15
2. Replace charging IC (TP5400) with power management AXP192
3. Replace the TX and RX pins of GPS
4. Power switch is removed and replaced with a key switch
5. Minimize sleep current
6. GPS power supply replacement
Functions:
* ESP32
* New version of ESP32: REV1
* Wireless module
* Bluetooth
* 4MB flash memory
* 3D antenna
* LORA
Product Description:
* Working voltage: 1.8~3.7v
* Acceptable current: 10~14mA
* Transmitting current: 120mA at + 20dBm; 90mA at + 17dBm; 29mA at + 13dBm
* Working frequency: 433 / 470MHz (433HMz version) / 868M / 915M (868MHz version) SX1276
* Transmitting power: + 20dBm
* Receiving sensitivity: -139dBm at LoRa and 62.5Khz ＆ SF = 12 and 146bps; -136dBm at LoRa and 125Khz & SF = 12 & 293bps; -118dBm at LoRa ＆125Khz ＆ SF = 6 ＆ 9380bps; -123dBmat FSK & 5Khz & 1.2Kbps
* Frequency error: +/- 15KHz
* FIFO space: 64Byte
* Data rate: 1.2K~300Kbps at FSK; 0.018K~37.5Kbps at LoRa
* Modulation mode: FSK, GFSK, MSK, GMSK, LoRa TM and OOK
* Interface form: SPI
* Sleep current: 0.2uA at SLEEP; 1.5uA at IDLE
* Working temperature: -40℃ to + 85℃
* Digital RSSI function
* Automatic frequency correction
* Automatic gain control
* RF wake-up function
* Low-voltage detection and temperature sensor
* Fast wake-up and frequency hopping
* Highly configurable packet handler
* Global Positioning System
* GPS module NEO-6M, 3V-5V power supply universal
* Designated module with ceramic antenna with super strong signal
* Save configuration parameter data EEPROM Down
* With LED signal indicator
* Default baud rate: 9600
* Power
* TP5400
* 1A management
* LED indicator
* USB
* CP2104-GMR
* Pre-flash firmware
* -SoftRF V4.0
Package Included:
* 1 x TTGO T-Beam ESP32 LoRa Development Board
* 1 x Antenna
* 2 x Pin Headers
Note:
* Battery is not included in the package.
