The D1 R2 is a WiFi capable ESP8266EX based development board in the form of the Arduino UNO board format.
This board is compatible with the Arduino IDE and with NodeMCU.
The D1 R2 also features an on-board switching power supply which allows you to power the board from a power supply up to 12V.
SPECIFICATIONS:
- Microcontroller: ESP8266EX
- Operating Voltage: 3.3V
- Digital I/O Pins: 11 (all I/O pins have interrupt/pwm/I2C/one-wire capability, except for D0)
- Analog Input Pins: 1
- Flash Memory: 4MB
- On-Board Switching Power Supply:
- Input Voltage Range: 9V to 12V
- Output: 5V at 1A Max
- Board Dimensions: 68.6mm x 53.4mm (2.701" x 2.102") / Long x Wide
- Weight: 21.8g (0.769oz)
PINS:
| Board Pin | Function | ESP8266 Pin |
|---|---|---|
| TX | TXD | TXD |
| RX | RXD | RXD |
| A0 | Analog input | A0 |
| D0 | I/O | GPIO16 |
| D1 | I/O, SCL | GPIO5 |
| D2 | I/O, SDA | GPIO4 |
| D3 | I/O, 10k pull-up | GPIO0 |
| D4 | I/O, 10k pull-up, BUILTIN_LED | GPIO2 |
| D5 | I/O, SCK | GPIO14 |
| D6 | I/O, MISO | GPIO12 |
| D7 | I/O, MOSI | GPIO13 |
| D8 | I/O, 10k pull-down, SS | GPIO15 |
| GND | Ground | GND |
| 5V | 5V | |
| 3V3 | 3.3V | 3.3V |
| RST | Reset | RST |
All of the I/O pins have interrupt/PWM/I2C/one-wire capability, except for D0
WeMos D1 R2 V2.1.0 WI-FI ESP8266 (ESP-12F)
- Product Code: 0277
- Availability: In Stock
-
11.30€
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