C.9 (pinout): certified citing this session's own F1-F7 work; also
regenerated a real bitstream for the CURRENT full-system build
(ecppack, 0 errors, real part header) rather than relying on an older
pre-flash build's bitstream.
C.10 (timing): certified citing Fmax re-measured at every structural
change this session (54.58->75.30->73.88->66.68->67.91MHz), critical
path re-verified identical at every re-synthesis.
C.11 (toolchain): full RTL->Yosys->nextpnr-ecp5->ecppack flow re-run
on the current build, 0 errors at every stage. Real-silicon behavior
explicitly declared NOT certifiable (no physical hardware available).
C.12 (netasm): certified citing 20/20 tests plus a real hardware
round-trip already demonstrated earlier this session.
C.13 (datasheet/RTL coherence): real, current discrepancy found and
declared -- none of this campaign's 7 bugs (BUG-001-007) are yet
mentioned in the datasheet or engine spec doc. Correct and expected
(found after those docs were last updated), flagged as required
follow-up after the campaign completes.
C.14: page-mode PSRAM and the flash subsystem are actually COMPLETE,
not "in progress" as the certification prompt assumed -- verified
against real repo state.
D (cross-cutting): CDC certified via C.7. Reset scheme found by
exhaustive grep across all 20 RTL files to be synchronous-only
everywhere (no posedge rst anywhere) -- a real fact, differs from the
prompt's async-assert/sync-deassert phrasing, not a defect. FSM: the
campaign's own BUG-002-007 ARE FSM defects, found and documented, but
no exhaustive reachability analysis of every FSM was done (stated
reserve). Width/overflow: 2 real cases found across the whole session.
Lint: full-system Yosys check, one real warning (known PSRAM tristate),
zero accidental latches confirmed signal-by-signal (25 explicit
confirmations). Determinism: no real non-determinism found (the one
apparent inconsistency, BUG-003, traced to genuinely different test
stimuli between attempts, not unstable behavior for identical stimuli).
Co-Authored-By: Claude Sonnet 5 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_013xXuuRUWZScuo1DeYJxs3v
micheleandClaude Sonnet 5
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