Merge pull request acamilo#29 from madhephaestus/master

Close acamilo#28 and create readme

Author: acamilo

README.md

@@ -1,3 +1,27 @@
 ### Robot Interface Board
 
-![Image of  Board](board.png)
+This is a breakout board for the ESP32 microcontrollers. Power is provided by 6 AA or 2 LiIon batteries. 
+
+## PCB
+
+![Image of  Board](docs/board.png)
+
+## ESP32Dev Board PINMAP
+
+![Pin Functions](docs/esp32_pinmap.png)
+
+## Availible Servo Pins
+
+2,4,12-19,21-23,25-27,32-33
+
+See: https://github.com/acamilo/RobotInterfaceBoard/issues/31
+
+## Interrupts syntax
+
+See: https://www.arduino.cc/reference/en/language/functions/external-interrupts/attachinterrupt/
+
+## Controller Axis Mapping
+
+See: https://github.com/madhephaestus/WiiChuck/blob/master/src/Classic.cpp#L80
+
+