more fixed stuff

cli/src/bin/ram_rom.rs

@@ -0,0 +1,21 @@
+use std::fs;
+
+fn main() {
+    println!("Taxation is Theft");
+
+    // let opts = CliOptions::parse();
+    let path = "/home/tmerritt/Projects/mos6502/resources/test/periph/at28c256/checksum.bin";
+    let bytes = match  fs::read(path) {
+        Ok(bytes) => {
+            println!("Read {} bytes.", bytes.len());
+            bytes
+        },
+        Err(e) => {
+            eprintln!("FAIL to read rom.");
+            panic!("No rom no run.");
+            vec![]
+        }
+    };
+
+
+}

cli/src/bin/rom_only.rs

@@ -1,5 +1,7 @@
+use std::fs;
 use clap::Parser;
 use core::computers::rom_only::backplane::RomOnlyComputer;
+use core::periph::backplane::Backplane;
 
 #[derive(Parser)]
 struct CliOptions {
@@ -11,8 +13,35 @@ struct CliOptions {
 fn main() {
     println!("Taxation is theft");
 
-    let opts = CliOptions::parse();
+    // let opts = CliOptions::parse();
+    let path = "/home/tmerritt/Projects/mos6502/resources/test/periph/at28c256/checksum.bin";
+    let bytes = match  fs::read(path) {
+        Ok(bytes) => {
+            println!("Read {} bytes.", bytes.len());
+            bytes
+        },
+        Err(e) => {
+            eprintln!("FAIL to read rom.");
+            panic!("No rom no run.");
+            vec![]
+        }
+    };
 
-    let mut rom_only = RomOnlyComputer::new();
-    rom_only.tick()
+    let mut rom_only = RomOnlyComputer::program((&bytes[..]).to_vec());
+
+    rom_only.set_read_mode(true);
+    rom_only.set_address_bus(0x05);
+    rom_only.tick();
+
+    println!("COMPUTER: Read {:02x} from ROM", rom_only.data_bus()) ;
+    println!("COMPUTER: Read {:04x} from Address Bus", rom_only.address_bus());
+
+    println!("----");
+    rom_only.set_read_mode(true);
+    rom_only.set_address_bus(0x07);
+    rom_only.tick();
+
+    println!("COMPUTER: Read {:02x} from ROM", rom_only.data_bus()) ;
+    println!("COMPUTER: Read {:04x} from Address Bus", rom_only.address_bus());
+    println!("----");
 }