README.md

## Prerequisites
- systemc in the include path and ld search path
- nsl2vl in your `$PATH`
- iverilog
- gtkwave

## Build
- `make install`
- It generates `include` directory under the project root

## Execute Testbenches
- `make TESTBENCH_MODULE=${TESTBENCH_MODULE} gtkwave`
    - e.g. `make TESTBENCH_MODULE=s_t_d/s_t_d_tb gtkwave`

## References
- [A Neuro-Inspired Spike-Based PID Motor Controller for Multi-Motor Robots with Low Cost FPGAs](http://www.mdpi.com/1424-8220/12/4/3831)