ตัวอย่าง code การใช้งานโมดูลต่างๆบนบอร์ด Lilygo TTGO ได้ที่ Clickหมายเหตุ: สินค้านี้เป็นรุ่น V1.0 และ GPS NEO-M8N และชิป CH9102F
LILYGO®TTGO T-Beam V1.0 SX1262 868/915/Mhz ESP32 WiFi wireless Bluetooth module GPS NEO-6M SMA LORA 32 18650 battery holder.
T-SX1262 wireless transceiver module, using Semtech SX1262 LORA RF transceiver chip design, working at 433.92/ 470/868/915MHz ISM frequency band, integrated high-stability TCXO 32MHz crystal oscillator, half-duplex transceiver module, power up to +22dBm, as low as -139dBm receiving sensitivity. Fully automatic switching of sending and receiving, isolation of internal sending and receiving channels, advanced LORA spread spectrum communication technology, strong anti-interference and privacy, can realize long-distance wireless data sending and receiving
Product Features
1. The pin GPIO34 of the pin header is replaced with GPIO152. The charging IC (TP5400) is replaced with the power management AXP192 (only for the 868MHz version)3. The TX and RX pins of the GPS are replaced4. The power switch is removed and replaced with a key switch5. Sleepcurrent is minimized6. GPS battery replacement
ESP32
Load test ESP32 version: Rev1
WiFi
Bluetooth
8MB pSRAM
4MB flash
LoRa
Operating voltage: 1.8 ~ 3.7v
Receive current: 4.2 ~ 8.2 ma
Working frequency: 433.92M, 470M, 868M, 915M
Transmit power: + 22 dbm
Frequency error: +/-0.5ppm@TCXO crystal
FIFO space: 256Byte
Data rate: 0.6k ~ 300kbps@FSK
0.018k ~ 62.5 kbps@ LoRaTM
Modulation: FSK, GFSK, MSK, GMSK, LoRaTM, OOK
GPSGPS Module NEO-M8N, 3V-5V Power Supply UniversalDesignated Module with Ceramic Antenna, Super SignalSave Configuration Parameters Data EEPROM DownWith Data Backup BatteryHas LED Signal IndicatorDefault Baud Rate: 9600PowerTP54002A Battery Management
LED Indicators: There are 4 LEDs to display the battery status in real time.
Power button: One click to get started. 2 quick clicks will close.

