Automated circuit generation
Automated circuit generation is disclosed. In some embodiments, parameters are received and a circuit schematic is generated automatically by software. In some embodiment, parameters are received and a circuit layout is generated automatically by software. In some embodiments, a design interface may be used to create a behavioral model of a circuit. Software may generate a circuit specification to generate a schematic. In various embodiments, circuit component values may be determined and generated. Certain embodiments pertain to automating layout of circuits. Software may receive parameters for functional circuit components and generate a circuit schematic and/or a layout. The present techniques are particularly useful for automatically generating analog circuits.
1. A computer-implemented method of generating a circuit comprising:
generating a circuit specification, said generating the circuit specification comprising:
receiving parameters specifying the circuit to be generated;
selecting, based on the parameters, predefined sub-circuit schematics to be included in the circuit;
determining, based on the parameters, connections between the predefined sub-circuit schematics;
generating the circuit specification for the circuit to be generated specifying the sub-circuit schematics and the connections between the predefined sub-circuit schematics; and
generating a layout script associated with the circuit to be generated; and
converting the circuit specification into a circuit schematic and a circuit layout, said converting comprising:
selecting predefined sub-circuit schematics specified in the circuit specification;
connecting the predefined sub-circuit schematics to form the circuit schematic;
converting the circuit schematic into a plurality of layout instances; and
positioning the layout instances based on the layout script associated with the circuit to be generated to produce the circuit layout.
2. The method of claim 1 , wherein the predefined sub-circuit schematics comprise predefined analog sub-circuit schematics.
3. The method of claim 1 , wherein the parameters specify one or more functional circuit components, and wherein the one or more functional circuit components have corresponding predefined sub-circuit schematics.
4. The method of claim 3 , further comprising generating one or more symbols corresponding to the one or more functional circuit components, wherein the symbols encapsulate the selected predefined sub-circuit schematics.
5. The method of claim 1 , wherein the layout script comprises a plurality of layout placement instructions.
6. The method of claim 1 , wherein the layout script is configured to position layout instances from a plurality of circuit schematics.
7. The method of claim 6 , wherein the plurality of circuit schematics are associated with the same functional circuit component.
8. The method of claim 1 , wherein said generating a circuit specification is performed on a first software system and said converting the circuit specification to a circuit schematic and a circuit layout is performed on a second software system.
9. The method of claim 8 , wherein the second software system is an electronic design automation software system.
10. A computer system for generating a circuit comprising:
one or more processors; and
a non-transitory computer-readable storage medium having stored thereon computer executable instructions, which when executed by the computer system, cause the computer system to perform a method comprising:
generating a circuit specification, said generating the circuit specification comprising:
receiving parameters specifying the circuit to be generated;
selecting, based on the parameters, predefined sub-circuit schematics to be included in the circuit;
determining, based on the parameters, connections between the predefined sub-circuit schematics;
generating the circuit specification for the circuit to be generated specifying the sub-circuit schematics and the connections between the predefined sub-circuit schematics; and
generating a layout script associated with the circuit to be generated; and
converting the circuit specification into a circuit schematic and a circuit layout, said converting comprising:
selecting predefined sub-circuit schematics specified in the circuit specification;
connecting the predefined sub-circuit schematics to form the circuit schematic;
converting the circuit schematic into a plurality of layout instances; and
positioning the layout instances based on the layout script associated with the circuit to be generated to produce the circuit layout.
11. The computer system of claim 10 , wherein the parameters specify one or more functional circuit components, and wherein the one or more functional circuit components have corresponding predefined sub-circuit schematics.
12. The computer system of claim 10 , wherein the layout script comprises a plurality of layout placement instructions.
13. The computer system of claim 10 , wherein the layout script is configured to position layout instances from a plurality of circuit schematics.
14. The computer system of claim 10 , wherein said generating a circuit specification is performed on a first software system and said converting the circuit specification to a circuit schematic and a circuit layout is performed on a second software system, wherein the second software system is an electronic design automation software system.
15. A non-transitory computer-readable storage medium having stored thereon computer executable instructions, which when executed by a computer system, cause the computer system to:
generate a circuit specification, said generate the circuit specification comprising:
receive parameters specifying the circuit to be generated;
select, based on the parameters, predefined sub-circuit schematics to be included in the circuit;
determine, based on the parameters, connections between the predefined sub-circuit schematics;
generate the circuit specification for the circuit to be generated specifying the sub-circuit schematics and the connections between the predefined sub-circuit schematics; and
generate a layout script associated with the circuit to be generated; and
convert the circuit specification into a circuit schematic and a circuit layout, said convert the circuit specification comprising:
select predefined sub-circuit schematics specified in the circuit specification;
connect the predefined sub-circuit schematics to form the circuit schematic;
convert the circuit schematic into a plurality of layout instances; and
position the layout instances based on the layout script associated with the circuit to be generated to produce the circuit layout.
16. The non-transitory computer-readable storage medium of claim 15 , wherein the parameters specify one or more functional circuit components, and wherein the one or more functional circuit components have corresponding predefined sub-circuit schematics.
17. The non-transitory computer-readable storage medium of claim 15 , wherein the layout script comprises a plurality of layout placement instructions.
18. The non-transitory computer-readable storage medium of claim 15 , wherein the layout script is configured to position layout instances from a plurality of circuit schematics.
19. The non-transitory computer-readable storage medium of claim 15 , wherein said generating a circuit specification is performed on a first software system and said converting the circuit specification to a circuit schematic and a circuit layout is performed on a second software system, wherein the second software system is an electronic design automation software system.