mirror of https://github.com/YosysHQ/picorv32.git
scripts/icestorm: check circuit @ 62MHz
With arachne-pnr this circuit couldn't hit 60MHz, just barely under it. OTOH, nextpnr hits about ~68 MHz. So let's set it somewhere inbetween to make sure this is true over time! Signed-off-by: Austin Seipp <aseipp@pobox.com>
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@ -86,7 +86,7 @@ prog_sram: example.bin
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iceprog -S $<
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timing: example.asc example.pcf
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icetime -c 12 -tmd hx8k -P ct256 -p example.pcf -t $<
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icetime -c 62 -tmd hx8k -P ct256 -p example.pcf -t $<
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view: example.vcd
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gtkwave $< example.gtkw
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