From 7daca3a26c3a6d81610fead41248cb5f38e103e8 Mon Sep 17 00:00:00 2001
From: uvok
Date: Sat, 17 Jan 2026 20:04:49 +0100
Subject: eater: Add PC, fix signals for MEM/ADR, add readme

---
 eater_cpu/readme.txt | 25 +++++++++++++++++++++++++
 1 file changed, 25 insertions(+)
 create mode 100644 eater_cpu/readme.txt

(limited to 'eater_cpu/readme.txt')

diff --git a/eater_cpu/readme.txt b/eater_cpu/readme.txt
new file mode 100644
index 0000000..51a63b2
--- /dev/null
+++ b/eater_cpu/readme.txt
@@ -0,0 +1,25 @@
+                  |   4 LSB      
+                  +<--------> PC 
+                  |              
+                  |              
+       4 LSB      |              
+MAR  <------------+<--------> A  
+ |                |           |  
+ | 4 LSB          |           |  
+ |                |           |  
+ v                |           v  
+RAM <------------>|<-------- ALU 
+                  |           ^  
+                  |           |  
+                  |           |  
+                  |           |  
+    <-------------+           |  
+ IR ------------->|<--------> B  
+ |    4 LSB       |              
+ |                |              
+ |                |              
+ | 4 MSB          +---------> OUT
+ |                |            | 
+ v                |            | 
+ ins                           v 
+ decoder                   DISPLAY
-- 
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