Quartus II Settings File Reference Manual - Altera

4–158 Chapter 4: Analysis & Synthesis Assignments
STATE_MACHINE_PROCESSING
STATE_MACHINE_PROCESSING
Type
Specifies the processing style used to compile a state machine. You can use your own
‘User-Encoded’ style, or select ‘One-Hot’, ‘Minimal Bits’, ‘Gray’, ‘Johnson’,
‘Sequential’ or ‘Auto’ (Compiler-selected) encoding.
The following settings are available:
■ Auto—Allows the Compiler to choose the best encoding for the state machine
■ Minimal Bits—Uses the minimal number of bits to encode the state machine
■ One-Hot—Encodes the state machine in the one-hot style
■ User-Encoded—Encodes the state machine in the manner that you specified
■ Gray—Encodes the state machine in the Gray style
■ Johnson—Encodes the state machine in the Johnson style
■ Sequential—Encode the state machine in the sequential binary style.
This option defaults to Auto.
Enumeration
■ Auto
■ Gray
■ Johnson
■ Minimal Bits
■ One-Hot
■ Sequential
Device Support
■ User-Encoded
This setting can be used in projects targeting any Altera device family.
Notes
This assignment is included in the Analysis & Synthesis report.
Syntax
set_global_assignment -name STATE_MACHINE_PROCESSING -entity
set_instance_assignment -name STATE_MACHINE_PROCESSING -to -entity
set_global_assignment -name STATE_MACHINE_PROCESSING
Quartus Settings File June 2012 Altera Corporation
Reference Manual