protocol optimizations

src/encoder.rs

@@ -90,17 +90,18 @@ impl Encodestate {
         for i in 0 .. 8 {
             if self.current.get_segment(i) != self.next.get_segment(i) {
                 let mut text = String::new();
-                text.push_str("setsegment ");
+                text.push_str("set ");
                 text.push(std::char::from_u32(('0' as u32) + i as u32).unwrap());
                 text.push(' ');
                 text.push_str(match self.next.get_segment(i) {
-                    true => "on",
+                    true => "0",
-                    false => "off",
+                    false => "1",
                 });
                 self.current.set_segment(i, self.next.get_segment(i));
                 instructions.push(text);
             }
         }
+        instructions.push(String::from("show"));
         instructions
     }
 }

src/main.rs

@@ -40,19 +40,6 @@ fn main() {
                 return;
             }
         }
-        let mut response = String::new();
-        let inst = String::from("display");
-        if DEBUG {
-            print!("{} ",inst);
-        }
-        writeln!(outstream, "{}", inst).expect("write failed");
-        reader.read_line(&mut response).expect("Reading line failed");
-        if DEBUG {
-            println!("{}", response);
-        }
-        if !response.trim_end().contains("OK") {
-            return;
-        }
         //thread::sleep(Duration::from_millis(500));
     }
     let mut response = String::new();