The TTGO T-Energy T18 development board is based on the ESP32-WROVER-B chipset and supports wireless communication via Wi-Fi and Bluetooth. It includes a socket for a 3.7 V lithium battery and can be powered via USB at 5 V/1 A.
- Type: Development module
- Chipset: ESPRESSIF ESP32-WROVER-B
- Processor: Xtensa LX6 32-bit, single- or dual-core, 240 MHz
- Flash memory: 4 MB QSPI
- PSRAM: 8 MB
- SRAM: 520 kB
- USB-to-TTL interface: CP2104
- Interfaces: SD card, UART, SPI, SDIO, I2C, LED PWM, TV PWM, I2S, IR, GPIO, capacitive touch sensor, ADC, DAC
- Buttons: Reset and Boot
- Switch: Battery
- Indicator LED: Red, for power
- Preamplifier: LNA
- Crystal: 40 MHz
- Operating voltage: 2.3–3.6 V
- Operating current: Approximately 40 mA
- Sleep current: 1 mA
- Operating temperature: -40 °C to +85 °C
- USB power supply: 5 V/1 A
- Charging current: 1000 mA
- Battery: 3.7 V lithium
- Wi-Fi standards: 802.11 b/g/n/e/i
- Maximum Wi-Fi speed: Up to 150 Mbps
- Wi-Fi frequency: 2.4–2.5 GHz (2400–2483.5 MHz)
- Wi-Fi transmit power: 22 dBm
- Wi-Fi communication range: 300 m
- Bluetooth protocol: Bluetooth v4.2 BR/EDR and BLE
- Bluetooth receiver sensitivity: -98 dBm
- Bluetooth transmitter classes: Class 1, Class 2 and Class 3
- Bluetooth audio codecs: CVSD and SBC
- Dimensions: 91.10 × 32.75 × 19.90 mm
- Product Number
- HS2509
- Type
- Module
- Board Model
- -
- Chipset
- ESP32
Important information
Specifications are collected from official manufacturer websites. Please verify the specifications before proceeding with your final purchase. If you notice any problem you can report it here.