added RoFish and adaptiveFreqOsc sketches

README.md

@@ -6,9 +6,11 @@ This repository contains Arduino sketches and Arduino libraries maintained by th
 
 ## Sketches
 
-- Blinky: A hello world example.
+- **Blinky**
+A hello world example used to play along with Git.
 
-- Nexus_Omni4WD: Firmware for the Nexus Omni4WD chassis for setting the wheel speeds independently. It is used to control the robot from ROS.
+- **Nexus_Omni4WD**
+Firmware for the Nexus Omni4WD wheel base for setting the wheel speeds independently. It is used to control the robot with ROS.
 
 ![ ](figures/NexusOmni4WD.png  "Nexus Omni 4WD")
 
@@ -20,10 +22,19 @@ This folder contains the Arduino sketch of the firmware. The program works as a
 
 The Arduino controller 10009 with io expansion shield on the Omni4WD  is Duemilanove/ATMEGA328 compatible.
 
+*extra/nexuscontrol*
+Script for controlling the Nexus with ROS.
 
+- **RoFish**
+ a CPG-based locomotion control example of a robotic fish, implemented on the Arduino.
+
+- **adaptiveFreqOsc**
+An Adaptive Frequency Oscillator example with the Arduino.
 
 ## Libraries
 
-- NativeDDS: Arduino library for a software implemented Direct Digital Synthesizer. 
+- **NativeDDS**:
+A library containing a software implemented Direct Digital Synthesizer. 
 
-- TrueRMS: Arduino library that calculates the average, rms and power of DC+AC input signals, measured with the ADC. 
+- **TrueRMS**
+A library for calculating the average, rms and power of DC+AC input signals, measured with the ADC.