D1 mini Pro
A mini wifi board with 16MB flash, external antenna connector and built-in ceramic antenna based on ESP-8266EX. [Buy it]
Features
11 digital input/output pins
Interrupt/pwm/I2C/one-wire
1 analog input(3.2V max input)
16M bytes(128M bit) Flash
External antenna connector
Built-in PCB antenna
Lithium battery interface, 500mA Max charging current
LOLIN I2C Port
Compatible with Arduino, MicroPython, NodeMCU
Default firmware: lastest MicroPython
Tutorials
Documentation
Technical specs
Operating Voltage |
3.3V |
Digital I/O Pins |
11 |
Analog Input Pins |
1(3.2V Max) |
Clock Speed |
80/160MHz |
Flash |
16M Bytes |
Size |
48*25.4mm |
Weight |
4.5g |
Pin
Pin |
Function |
ESP-8266 Pin |
---|---|---|
TX |
TXD |
TXD |
RX |
RXD |
RXD |
A0 |
Analog input, max 3.2V |
A0 |
D0 |
IO |
GPIO16 |
D1 |
IO, SCL |
GPIO5 |
D2 |
IO, SDA |
GPIO4 |
D3 |
IO, 10k Pull-up |
GPIO0 |
D4 |
IO, 10k Pull-up, BUILTIN_LED |
GPIO2 |
D5 |
IO, SCK |
GPIO14 |
D6 |
IO, MISO |
GPIO12 |
D7 |
IO, MOSI |
GPIO13 |
D8 |
IO, 10k Pull-down, SS |
GPIO15 |
G |
Ground |
GND |
5V |
5V |
- |
3V3 |
3.3V |
3.3V |
RST |
Reset |
RST |
Note
All of the IO pins run at 3.3V.
Version
V2.0.0 (current version)
V1.1.0
V1.0.0