diff --git a/README.md b/README.md
index 83aed56..e139081 100644
--- a/README.md
+++ b/README.md
@@ -2,11 +2,11 @@
 
 [![Build Status](https://travis-ci.org/mre/mos6502.svg?branch=master)](https://travis-ci.org/mre/mos6502)
 
-An emulator for the MOS 6502 CPU written in Rust.
+An emulator for the [MOS 6502 CPU](https://en.wikipedia.org/wiki/MOS_Technology_6502) written in Rust.
 This started off as a fork of [6502-rs](https://github.com/amw-zero/6502-rs),
 which seems to be unmaintained at this point.
 
-It builds with the latest stable Rust.
+It builds with the latest stable Rust and supports `#[no_std]` targets.
 
 ## Usage example