TTGO T-OI PLUS RISC-V ESP32-C3 Development Board

Code name: TTGO-T-OI-PLUS_DEV

TTGO T-OI PLUS RISC-V ESP32-C3 development board is based on esp32c3 microcontroller and uses riscv32 architecture. This board has a maximum CPU frequency of 160 MHz and a flash size of 4MB.

About TTGO T-OI PLUS RISC-V ESP32-C3

LilyGO’s ESP32-C3 board with RISC-V core and USB-C β€” great for portable, low-cost IoT projects with BLE and Wi-Fi.

Technical Specifications

πŸ›°οΈ Connectivity

WiFi 802.11 b/g/n (2.4 GHz)
Bluetooth 5.0
BLE 5.0

🧠 Microcontroller

Model esp32c3
Clock Speed 160 MHz
Flash Size 4MB
Architecture riscv32

✨ Features

  • 12 digital IO pins
  • 12 external interrupt pins
  • 3 analog input pins

TTGO T-OI PLUS RISC-V ESP32-C3 Pinout

TTGO T-OI PLUS RISC-V ESP32-C3 Pins Mapping Arduino IDE

Below you can find the TTGO T-OI PLUS RISC-V ESP32-C3 pinout. This development board provides 12 digital IO pins, out of which 12 can be used as external interrupt pins and 3 as analog input pins .

PinAnalogTouchPWMOther
2A1BAT_ADC_PIN
3LED_BUILTIN
4A2SCK
5A3MISO
6MOSI
7SS
18SCL
19SDA
20RX
21TX
Analog Analog input pins
Touch Touch pins
Function Function pins
RX / TX Receive/Transmit
LED_BUILTIN Built-in LED
PWM Pulse-Width Modulation

Default Tools

Bootloader toolesptool_py
Uploader toolesptool_py
Network uploader toolesp_ota
Bootloader address0x0
Flash modeqio
Boot modeqio
Maximum upload size
1280 Kb
(1310720 B)
Maximum data size
320 Kb
(327680 B)

The TTGO T-OI PLUS RISC-V ESP32-C3 development board by default uses esptool_py uploader tool, esp_ota network uploader tool for Over-the-air (OTA) uploads and esptool_py bootloader tool. The bootloader starts at address "0x0". Flash mode and boot mode for TTGO T-OI PLUS RISC-V ESP32-C3 development board by default is qio and qio respectively.