Sequence Counter (SC)

4-bit

Tracks timing states (T0-T15) during instruction execution

SC:0
State:0x0
Block Diagram
4-bit counter for timing control
SC03020100CLRINCT{state.context.value}
Timing States
Current state: T0
T0T1T2T3T4T5T6T7T8T9T10T11T12T13T14T15
SC Controls
Control the sequence counter
500ms
About SC

The Sequence Counter tracks timing states during instruction execution cycles.

T0-T2 are typically used for fetch, while T3+ handle execute phases based on the instruction.