Update documenatation

README.md

@@ -60,24 +60,15 @@ They are also called A and B, but you shouldn't get confused and mix it with the
 
 ## TODO's
 
-- [ ] add more examples (e.g. for f3)
 - [ ] improve the partial drawing/check the timings/timing improvements/....
-- [ ] for later: add support for the smaller waveshare epds
+- [ ] for later: add support for more waveshare epds
 - [ ] License: Stay with ISC (=MIT) or go to the Apache+MIT Dual License as used in many other projects?
 
 ## Graphics/Drawing
 
-Supports:
-- Lines
-- Squares
-- Circles
-- Pixels
-- Chars
-- Strings
+It is recommended to use the [embedded graphics](https://crates.io/crates/embedded-graphics) library.
 
-Chars and Strings work with a 8x8-Font.
-
-Support for bigger sized/independent Fonts is in work.
+Even though any u8-slice works, it is not recommended!
 
 ## Examples
 

examples/embedded_linux_epd1in54/src/main.rs

@@ -55,13 +55,8 @@ impl<'a> InputPin for HackInputPin<'a> {
     }
 }
 
-
-/*
-*
-* BE CAREFUL: this wasn't tested yet, and the pins are also not choosen correctly (just some random ones atm)
-*
-*/
-
+//TODO: Test this implemenation
+//BE CAREFUL: this wasn't tested yet
 fn main() {
 
     run().unwrap();

examples/embedded_linux_epd4in2/src/main.rs

@@ -51,8 +51,6 @@ impl<'a> HackInputPin<'a> {
     }
 }
 
-//TODO: make it safer?? or handle the errors better?
-// now it defaults to is_low if an error appears
 impl<'a> InputPin for HackInputPin<'a> {
     fn is_low(&self) -> bool {
         self.pin.get_value().unwrap_or(0) == 0
@@ -64,11 +62,7 @@ impl<'a> InputPin for HackInputPin<'a> {
 }
 
 
-/*
-*
-* BE CAREFUL: this wasn't tested yet, and the pins are also not choosen correctly (just some random ones atm)
-*
-*/
+
 fn main() {
     run().map_err(|e| println!("{}", e.to_string())).unwrap();
 }