BPI-BIT Development Board
Code name: BPI_BIT
BPI-BIT development board is based on esp32 microcontroller and uses xtensa architecture. This board has a maximum CPU frequency of 160 MHz and a flash size of 4MB.
About BPI-BIT
Tiny ESP32 board from Banana Pi - great for wearables, STEM education, and lightweight wireless builds.
Technical Specifications
🛰️ Connectivity
🧠 Microcontroller
✨ Features
- 40 digital IO pins
- 16 external interrupt pins
- 16 analog input pins
- 21 PWM pins
BPI-BIT Pinout
BPI-BIT Pins Mapping Arduino IDE
Below you can find the BPI-BIT pinout. This development board provides 40 digital IO pins, out of which 16 can be used as external interrupt pins, 16 as analog input pins and 21 pins have Pulse-Width Modulation (PWM).
| Pin | Analog | Touch | PWM | Other |
|---|---|---|---|---|
| 0 | MPU9250_INT | |||
| 1 | PWM | TX | ||
| 2 | PWM | |||
| 3 | PWM | RX | ||
| 4 | PWM | RGB_LED | ||
| 5 | PWM | SS | ||
| 12 | PWM | |||
| 13 | PWM | |||
| 14 | PWM | |||
| 15 | PWM | |||
| 16 | PWM | |||
| 17 | PWM | |||
| 18 | PWM | SCK | ||
| 19 | PWM | MISO | ||
| 21 | PWM | SDA | ||
| 22 | PWM | SCL | ||
| 23 | PWM | MOSI | ||
| 25 | PWM | BUZZER DAC1 | ||
| 26 | PWM | DAC2 | ||
| 27 | PWM | BUTTON_B | ||
| 32 | PWM | |||
| 33 | PWM | |||
| 34 | TEMPERATURE_SENSOR | |||
| 35 | BUTTON_A | |||
| 36 | LIGHT_SENSOR1 | |||
| 39 | LIGHT_SENSOR2 |
Default Tools
| Bootloader tool | esptool_py |
| Uploader tool | esptool_py |
| Network uploader tool | esp_ota |
| Bootloader address | 0x1000 |
| Flash mode | dio |
| Boot mode | dio |
| Maximum upload size | 1280 Kb (1310720 B) |
| Maximum data size | 288 Kb (294912 B) |
The BPI-BIT 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 "0x1000". Flash mode and boot mode for BPI-BIT development board by default is dio and dio respectively.
