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@@ -39,4 +39,8 @@ Above is a simple shift register.
 ## Parallel Shift Register
 A parallel shift register has 4 inputs, 4 outputs, a serial input, and a shift/load input.
 
-When the *load* input is high, the input is stored into the register. When the *shift* input is high, the registers are shifted and the serial input is read into the new space.
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+When the *load* input is high, the input is stored into the register. When the *shift* input is high, the registers are shifted and the serial input is read into the new space.
+
+# Counters
+## A 3-bit Up-counter
+![[Pasted image 20250317102911.png]]
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