Adafruit MagTag 2.9" Development Board
Code name: MAGTAG29_ESP32S2
Adafruit MagTag 2.9" development board is based on esp32s2 microcontroller and uses xtensa architecture. This board has a maximum CPU frequency of 240 MHz and a flash size of 4MB.
About Adafruit MagTag 2.9"
ESP32-S2 board with a 2.9" E-Ink display — perfect for low-power dashboards, signage, and to-do lists.
Technical Specifications
🖥️ Display
🛰️ Connectivity
🧠 Microcontroller
✨ Features
- 48 digital IO pins
- 46 external interrupt pins
- 20 analog input pins
- 28 PWM pins
Adafruit MagTag 2.9" Pinout
Adafruit MagTag 2.9" Useful Links
Adafruit MagTag 2.9" Pins Mapping Arduino IDE
Below you can find the Adafruit MagTag 2.9" pinout. This development board provides 48 digital IO pins, out of which 46 can be used as external interrupt pins, 20 as analog input pins and 28 pins have Pulse-Width Modulation (PWM).
| Pin | Analog | Touch | PWM | Other |
|---|---|---|---|---|
| 0 | ||||
| 1 | A2 | PWM | ||
| 2 | A3 | PWM | ||
| 3 | A4 | PWM | LIGHT_SENSOR | |
| 4 | A5 | PWM | NEOPIXEL_NUM BATT_MONITOR | |
| 5 | A6 | PWM | EPD_BUSY | |
| 6 | A7 | PWM | EPD_RESET | |
| 7 | A8 | PWM | EPD_DC | |
| 8 | A9 | PWM | EPD_CS SS | |
| 9 | A10 | PWM | ACCEL_IRQ | |
| 10 | A11 | T10 | PWM | |
| 11 | A12 | PWM | ||
| 12 | A13 | PWM | ||
| 13 | A14 | PWM | LED_BUILTIN | |
| 14 | A15 | PWM | ||
| 15 | A16 | PWM | ||
| 16 | A17 | PWM | SPEAKER_SHUTDOWN | |
| 17 | A0 | PWM | DAC1 | |
| 18 | A1 | PWM | DAC2 | |
| 19 | A18 | PWM | ||
| 20 | A19 | PWM | ||
| 21 | PWM | NEOPIXEL_POWER | ||
| 33 | PWM | SDA | ||
| 34 | PWM | SCL | ||
| 35 | PWM | MOSI | ||
| 36 | PWM | SCK | ||
| 37 | PWM | MISO | ||
| 43 | PWM | TX | ||
| 44 | PWM | RX | ||
| PIN_BUTTON1 | BUTTON_A | |||
| PIN_BUTTON2 | BUTTON_B | |||
| PIN_BUTTON3 | BUTTON_C | |||
| PIN_BUTTON4 | BUTTON_D |
Default Tools
| Bootloader tool | esptool_py |
| Uploader tool | esptool_py |
| Network uploader tool | esp_ota |
| Bootloader address | 0x1000 |
| Flash mode | dio |
| Boot mode | qio |
| Maximum upload size | 1280 Kb (1310720 B) |
| Maximum data size | 320 Kb (327680 B) |
The Adafruit MagTag 2.9" 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 Adafruit MagTag 2.9" development board by default is dio and qio respectively.
