====== D1 ======
An Arduino UNO Compatible wifi board based on ESP8266EX.
[[tutorials:get_started:get_started_in_arduino|Get started in Arduino]]
[[:downloads|Driver]]
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===== Features =====
* 11 digital input/output pins, all pins have interrupt/pwm/I2C/one-wire supported(except for D0)
* 1 analog input(3.2V max input)
* Micro USB connection
* Power jack, 9-24V power input.
* Compatible with Arduino
* Compatible with nodemcu
===== Tutorials =====
===== Documentation =====
* {{ :products:d1:d1_v2.0.0.pdf |Schematic V2.0.0 (D1 R2)}}
* [[:downloads|Driver]]
===== Technical specs =====
^Microcontroller^ESP-8266EX^
|Operating Voltage|3.3V|
|Digital I/O Pins|11|
|Analog Input Pins|1(Max input: 3.2V)|
|Clock Speed|80MHz/160MHz|
|Flash|4M bytes|
|Length|68.6mm|
|Width|53.4mm|
|Weight|25g|
===== Pin =====
^Pin^Function^ESP-8266 Pin^
|TX|TXD|TXD|
|RX|RXD|RXD|
|A0|Analog input, max 3.3V input|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|
All of the IO pins have interrupt/pwm/I2C/one-wire support except D0.
All of the IO pins run at 3.3V.