box swap

2025-07-22 15:51:21 -04:00
parent d5efabdd36
commit b40c3c503f
8 changed files with 122 additions and 36 deletions
@@ -0,0 +1,27 @@
+use std::collections::BTreeMap;
+use crate::computers::ram_rom::RamRomComputer;
+use crate::traits::bus_device::BusDevice;
+
+impl RamRomComputer {
+    pub fn tick2(&mut self, address: u16, control: u8, data: u8) -> (u8) {
+        println!("RAM ROM Computer tick starting");
+
+        // tick the parts
+        let (_, new_data) = self.rom.tick(address, data, control == 1);
+        let (_, new_data2) = self.ram.tick(address, data, control == 1, true);
+
+        // map of memory
+        // 0x0000 -> 0x3fff -> RAM (HM62256)
+        // 0x4000 -> 0x7fff -> ROM (At28C256)
+        match address {
+            0x0000..=0x3fff => {
+                self.data_bus = new_data
+            }
+            0x4000 ..=0x7fff => {
+                self.data_bus = new_data2
+            }
+            _ => {}
+        };
+        0
+    }
+}