1. Pre-Defined Targets#

The following are examples are pre-built targets that come with SiliconCompiler which you can use for your own builds. These are typically “demo” targets which use a specific combination of predefined pdk, library, flow and more configurations.

1.1. asap7_demo#

ASAP7 Demo Target

Setup file: asap7_demo.py

1.1.1. Flows#

asicflow

1.1.2. PDK#

asap7

1.1.3. Libraries#

1.1.4. Configuration#

Keypath	Value
`['asic', 'logiclib']`	`asap7sc7p5t_rvt`
`['asic', 'delaymodel']`	`nldm`
`['constraint', 'timing', 'slow', 'libcorner']`	`slow`
`['constraint', 'timing', 'slow', 'pexcorner']`	`typical`
`['constraint', 'timing', 'slow', 'mode']`	`func`
`['constraint', 'timing', 'slow', 'check']`	`setup` `hold`
`['constraint', 'timing', 'fast', 'libcorner']`	`fast`
`['constraint', 'timing', 'fast', 'pexcorner']`	`typical`
`['constraint', 'timing', 'fast', 'mode']`	`func`
`['constraint', 'timing', 'fast', 'check']`	`setup` `hold`
`['constraint', 'timing', 'typical', 'libcorner']`	`typical`
`['constraint', 'timing', 'typical', 'pexcorner']`	`typical`
`['constraint', 'timing', 'typical', 'mode']`	`func`
`['constraint', 'timing', 'typical', 'check']`	`power`
`['constraint', 'coremargin']`	`0.27`
`['constraint', 'density']`	`10.0`
`['option', 'mode']`	`asic`
`['option', 'pdk']`	`asap7`
`['option', 'stackup']`	`10M`
`['option', 'flow']`	`asicflow`
`['option', 'showtool', 'gds']`	`klayout`
`['option', 'showtool', 'lef']`	`klayout`
`['option', 'showtool', 'def']`	`openroad`
`['option', 'showtool', 'odb']`	`openroad`

1.2. asic_demo#

“Self-test” target which builds a small 8-bit counter design as an ASIC, targeting the Skywater130 PDK.

This target is intended for testing purposes only, to verify that SiliconCompiler is installed and configured correctly.

Setup file: asic_demo.py

1.2.1. Flows#

1.2.5. Configuration#

Keypath	Value
`['asic', 'logiclib']`	`sky130hd`
`['asic', 'delaymodel']`	`nldm`
`['constraint', 'timing', 'slow', 'libcorner']`	`slow`
`['constraint', 'timing', 'slow', 'pexcorner']`	`maximum`
`['constraint', 'timing', 'slow', 'mode']`	`func`
`['constraint', 'timing', 'slow', 'check']`	`setup` `hold`
`['constraint', 'timing', 'fast', 'libcorner']`	`fast`
`['constraint', 'timing', 'fast', 'pexcorner']`	`minimum`
`['constraint', 'timing', 'fast', 'mode']`	`func`
`['constraint', 'timing', 'fast', 'check']`	`setup` `hold`
`['constraint', 'timing', 'typical', 'libcorner']`	`typical`
`['constraint', 'timing', 'typical', 'pexcorner']`	`typical`
`['constraint', 'timing', 'typical', 'mode']`	`func`
`['constraint', 'timing', 'typical', 'check']`	`power`
`['constraint', 'outline']`	`(0.0, 0.0)` `(55.0, 55.0)`
`['constraint', 'corearea']`	`(5.0, 5.0)` `(50.0, 50.0)`
`['constraint', 'coremargin']`	`4.6`
`['constraint', 'density']`	`10.0`
`['option', 'mode']`	`asic`
`['option', 'target']`	`siliconcompiler.targets.skywater130_demo`
`['option', 'pdk']`	`skywater130`
`['option', 'stackup']`	`5M1LI`
`['option', 'flow']`	`asicflow`
`['option', 'showtool', 'gds']`	`klayout`
`['option', 'showtool', 'lef']`	`klayout`
`['option', 'showtool', 'def']`	`openroad`
`['option', 'showtool', 'odb']`	`openroad`
`['option', 'quiet']`	`True`

1.3. fpgaflow_demo#

Demonstration target for running the open-source fpgaflow.

Setup file: fpgaflow_demo.py

1.3.1. Flows#

fpgaflow

1.3.2. Configuration#

Keypath	Value
`['option', 'mode']`	`fpga`
`['option', 'flow']`	`fpgaflow`
`['option', 'showtool', 'gds']`	`klayout`
`['option', 'showtool', 'lef']`	`klayout`
`['option', 'showtool', 'def']`	`openroad`
`['option', 'showtool', 'odb']`	`openroad`

1.4. freepdk45_demo#

FreePDK45 demo target

Setup file: freepdk45_demo.py

1.4.1. Flows#

1.4.2. PDK#

freepdk45

1.4.3. Libraries#

nangate45

1.4.4. Configuration#

Keypath	Value
`['asic', 'logiclib']`	`nangate45`
`['asic', 'delaymodel']`	`nldm`
`['constraint', 'timing', 'worst', 'libcorner']`	`typical`
`['constraint', 'timing', 'worst', 'pexcorner']`	`typical`
`['constraint', 'timing', 'worst', 'mode']`	`func`
`['constraint', 'timing', 'worst', 'check']`	`setup` `hold`
`['constraint', 'coremargin']`	`1.9`
`['constraint', 'density']`	`10.0`
`['option', 'mode']`	`asic`
`['option', 'pdk']`	`freepdk45`
`['option', 'stackup']`	`10M`
`['option', 'flow']`	`asicflow`
`['option', 'showtool', 'gds']`	`klayout`
`['option', 'showtool', 'lef']`	`klayout`
`['option', 'showtool', 'def']`	`openroad`
`['option', 'showtool', 'odb']`	`openroad`

1.5. skywater130_demo#

Skywater130 Demo Target

Setup file: skywater130_demo.py

1.5.1. Flows#

1.5.2. PDK#

skywater130

1.5.3. Libraries#

sky130hd

1.5.4. Checklists#

oh_tapeout

1.5.5. Configuration#

Keypath	Value
`['asic', 'logiclib']`	`sky130hd`
`['asic', 'delaymodel']`	`nldm`
`['constraint', 'timing', 'slow', 'libcorner']`	`slow`
`['constraint', 'timing', 'slow', 'pexcorner']`	`maximum`
`['constraint', 'timing', 'slow', 'mode']`	`func`
`['constraint', 'timing', 'slow', 'check']`	`setup` `hold`
`['constraint', 'timing', 'fast', 'libcorner']`	`fast`
`['constraint', 'timing', 'fast', 'pexcorner']`	`minimum`
`['constraint', 'timing', 'fast', 'mode']`	`func`
`['constraint', 'timing', 'fast', 'check']`	`setup` `hold`
`['constraint', 'timing', 'typical', 'libcorner']`	`typical`
`['constraint', 'timing', 'typical', 'pexcorner']`	`typical`
`['constraint', 'timing', 'typical', 'mode']`	`func`
`['constraint', 'timing', 'typical', 'check']`	`power`
`['constraint', 'coremargin']`	`4.6`
`['constraint', 'density']`	`10.0`
`['option', 'mode']`	`asic`
`['option', 'pdk']`	`skywater130`
`['option', 'stackup']`	`5M1LI`
`['option', 'flow']`	`asicflow`
`['option', 'showtool', 'gds']`	`klayout`
`['option', 'showtool', 'lef']`	`klayout`
`['option', 'showtool', 'def']`	`openroad`
`['option', 'showtool', 'odb']`	`openroad`