prjxray-db (openXC7)FirmwareConfidence: Medium

The open Zynq-7 bitstream database gave contradictory bit requirements to fasm2frames for one MMCM setup; the author checked against Vivado 2026.1 goldens on the same netlist and placement to decide which bit is real.

Impact Analysis

Persona

Firmware Engineer

Team Size Impact

5x Multiplier

Prototype Delay

3 Days

Est. Annual Cost

$30,000

1 user · 1 month240 min
Rest of team960 min
Rest of year13,200 min

monthly_minutes × 12 × team_multiplier ÷ 60 × $75/hr = $30k/yr

$75/hr assumed rate.

Annual team-minutes decomposed from the reported monthly inputs.

Evidence & Sources

1 Sources

openXC7/prjxray-db PR #42: zynq7: drop the CLKIN2 bit 28_1015 from the MMCM CLKFBIN pip rows

github.com

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Analyst Notes

From the Grok pain-radar digest, Oct 25-26 2026 (Oct 25 daytime to Oct 26 morning slots). Verified live 2026-10-26: issue/PR read on GitHub; title and state confirmed.