LilyGo TTGO T-OI Plus ESP32-C3 CH9102F Development Board

This is a compact ESP32-C3 RISC-V 32-bit Dev Board from Lilygo with the CH9102F USB-UART Chip. The integrated ESP-C3 features full Bluetooth and Wi-Fi connectivity. The main CPU is a RISC-V  32-bit microprocessor with 400KB SRAM, 384KB ROM and KB SRAM in RTC. The module has a Lipoladechip, and there is space on the back to mount a 16340 battery compartment, which is available along with the battery in our store.  Comprehensive documentation can be found in the links listed below. 

Recommended accessories: 

• CR123A Battery compartment / Battery holder
• 16340 Li-ion battery
  

Features: 

• ESP32-C3 RISC-V 32-Bit Development Board 
• Bluetooth V5.0 
• Battery chip 
• Space for 16340 battery compartment on the back with TP4054 battery charging chip 
• USB-C 

Documentation: 

• Github

Technical details: 

• Manufacturer: Lilygo 
  
• Manufacturer SKU: Q370
• USB-UART Chip: CH9102F 
  
• MCU: ESP32-C3 
  
• CPU: RISC-V 32-bit 
  
• Flash: 4Mb 
  
• SRAM: 400KB 
  
• ROM: 384KB 
  
• SRAM in RTC: 8KB 
  
• Clock frequency: 160MHz 
  
• Analog Interfaces: 2x 12-bit SAR ADC up to 6 channels 
  
• Digital Interfaces: 3x SPI, 2x UART, 1x I2C, 1x I2S, LED PWM, TWAI, Timers, RMT, USB-Serial 
  
• USB Interface: USB-C 
  
• Bluetooth Standard: Bluetooth V5.0 
  
• Wi-Fi Standard: IEEE 802.11 b/g/n 
  
• Dimensions: 45 x 25 x 6mm 
  
• Weight: 8g 

Package includes: 

• 1x LilyGo TTGO T-OI Plus ESP32-C3 CH9102F Development Board
• 1x Power cable 
• 2x 8pin female header