
Seeed Wio Link is a development board based on the ESP8266 microcontroller using XTENSA LX106 architecture.
This board features a maximum CPU frequency of 160 MHz and 4 MB flash memory.
About Seeed Wio Link
Grove-compatible ESP8266 board - perfect for plug-and-play sensor integration and rapid IoT prototyping.
Technical Specifications
Complete technical specification details for Seeed Wio Link
Connectivity
WiFi 802.11 b/g/n (2.4 GHz)
Bluetooth -
BLE -
Microcontroller
Model esp8266
Clock Speed 160 MHz
Flash Size 4 MB
Architecture Xtensa LX106
Pin Mappings
Complete pinout and GPIO mapping for Seeed Wio Link
Digital I/O Pins
Interrupt Pins
Analog Inputs
| Pin | Analog | Touch | PWM | Other |
|---|---|---|---|---|
| 2 | LED_BUILTIN | |||
| 15 | ||||
| PIN_WIRE_SDA | SDA | |||
| PIN_WIRE_SCL | SCL |
Legend
A0 Analog input
T0 Touch sensor
PWM PWM capable
RX/TX Serial pins
LED Built-in LED
# Pin number
Default Tools & Configuration
Build and upload settings for Seeed Wio Link
| Setting | Value |
|---|---|
| Uploader tool | esptool |
| Flash mode | qio |
| Maximum data size | 80 KB (81920 bytes) |
Configuration Summary
The Seeed Wio Link uses esptool for uploads , and bootloader at .
Flash mode: qio | Boot mode:



