unPhone 7 Development Board
Code name: FEATHER_ESP32
unPhone 7 development board is based on esp32 microcontroller and uses xtensa architecture. This board has a maximum CPU frequency of 240 MHz and a flash size of 4MB.
About unPhone 7
Modular ESP32-based mobile platform - ideal for education, prototyping, and open-source phone development.
Technical Specifications
🛰️ Connectivity
🧠 Microcontroller
✨ Features
- 40 digital IO pins
- 16 external interrupt pins
- 16 analog input pins
- 17 PWM pins
unPhone 7 Pins Mapping Arduino IDE
Below you can find the unPhone 7 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 17 pins have Pulse-Width Modulation (PWM).
| Pin | Analog | Touch | PWM | Other |
|---|---|---|---|---|
| 4 | A5 | T0 | PWM | |
| 5 | PWM | SCK | ||
| 12 | A11 | T5 | PWM | |
| 13 | A12 | T4 | PWM | LED_BUILTIN |
| 14 | A6 | T6 | PWM | |
| 15 | A8 | T3 | PWM | |
| 16 | PWM | RX | ||
| 17 | PWM | TX | ||
| 18 | PWM | MOSI | ||
| 19 | PWM | MISO | ||
| 22 | PWM | SCL | ||
| 23 | PWM | SDA | ||
| 25 | A1 | PWM | DAC1 | |
| 26 | A0 | PWM | DAC2 | |
| 27 | A10 | T7 | PWM | |
| 32 | A7 | T9 | PWM | |
| 33 | A9 | T8 | PWM | SS |
| 34 | A2 | |||
| 35 | A13 | BATT_MONITOR | ||
| 36 | A4 | |||
| 39 | A3 |
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 | 320 Kb (327680 B) |
The unPhone 7 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 unPhone 7 development board by default is dio and dio respectively.
