Implement more instructions

src/bus.rs

@@ -1,21 +1,20 @@
 #[derive(Debug, Copy, Clone)]
-pub struct Bus {
-}
+pub struct Bus {}
 
 impl Bus {
-    pub fn read_byte(&self, address: u16) -> u8 {
+    pub fn read_byte(&self, addr: u16) -> u8 {
         unimplemented!()
     }
 
-    pub fn write_byte(&mut self, address: u16, byte: u8) {
+    pub fn write_byte(&mut self, addr: u16, byte: u8) {
         unimplemented!()
     }
 
-    pub fn read_word(&self, address: u16) -> u16 {
+    pub fn read_word(&self, addr: u16) -> u16 {
         unimplemented!()
     }
 
-    pub fn write_word(&mut self, address: u16, word: u16) {
+    pub fn write_word(&mut self, addr: u16, word: u16) {
         unimplemented!()
     }
-}
+}