molecule
AFS_Adom flight computer molecule
Public Unreviewedby ae007
Active fin stabilization flight computer for a sounding rocket, a clean-room AI redesign of the Rice Eclipse AFS board: RP2350B, ICM-45686, KX134-1211, MMC5983MA, MS5611, TMP117, INA219A, 8 servos, 2S LiPo, USB-C; 4-layer Adom molecule, designed end to end by Claude through KiCad and adom-aiflow
← Commit history
aiflow run AFS_Adom-claude-fable-5-1-20261015-2055: placement
4 files changed
+30−9
docs/runs/AFS_Adom-claude-fable-5-1-20261015-2055/README.md+30−9@@ -1,6 +1,6 @@ # AI Flow run: Claude Fable 5.1 on board-0 -**Running**: step `routing`, 241.1 min of AI time since the prompt (241.1 min on the wall clock). This page updates at every step change.+**Running**: step `placement`, 248.6 min of AI time since the prompt (248.6 min on the wall clock). This page updates at every step change. Prompt at 2026-10-15T20:55:00Z (UTC). Flow: board. Every number here is from the run's append-only ledger (run.jsonl). AI time is the time the AI was working on a prompt: from the human's prompt to the AI's done, with any gap over 15 min where no command ran (unobserved, not proven idle) cut out. @@ -10,8 +10,8 @@ One row per human prompt: the AI's time on it, unobserved gaps excluded by the h | Session | Prompt at | Done at | AI time min | Unobserved gap min | What | |---|---|---|---|---|---|-| 1 | 2026-10-15T20:55:00Z | (open) | 241.1 | 0 | the first prompt |-| **all** | | | **241.1** | | |+| 1 | 2026-10-15T20:55:00Z | (open) | 248.6 | 0 | the first prompt |+| **all** | | | **248.6** | | | ## Per step @@ -20,8 +20,8 @@ AI time only, the idle cut out. | Step | AI min | AI thinking min | Tool min | Turns | Visits | Returns | Longest think | |---|---|---|---|---|---|---|---| | intake | 128.8 | 128.7 | 0.1 | 4 | 1 | 0 | 128.7 min |-| placement | 18.6 | 6.6 | 11.9 | 48 | 9 | 8 | 3.0 min |-| routing | 70.0 | 36.4 | 33.6 | 31 | 7 | 0 | 13.0 min |+| placement | 19.5 | 6.6 | 12.8 | 49 | 10 | 9 | 3.0 min |+| routing | 76.5 | 38.9 | 37.6 | 35 | 7 | 0 | 13.0 min | | capture | 0.9 | 0.0 | 0.9 | 1 | 0 | 0 | 0.0 min | | components | 4.2 | 4.0 | 0.1 | 5 | 1 | 0 | 2.3 min | | design | 1.6 | 0.8 | 0.8 | 2 | 0 | 0 | 0.8 min |@@ -32,7 +32,7 @@ AI time only, the idle cut out. | simulation | 0.4 | 0.2 | 0.2 | 7 | 0 | 0 | 0.2 min | | sourcing | 6.6 | 5.8 | 0.9 | 6 | 0 | 0 | 5.8 min | | test-plan | 0.3 | 0.2 | 0.1 | 2 | 1 | 0 | 0.2 min |-| **total** | **241.1** | **191.0** | **50.1** | | | | |+| **total** | **248.6** | **193.5** | **55.0** | | | | | ## Returns to earlier steps @@ -44,6 +44,7 @@ AI time only, the idle cut out. - 2026-10-16T00:44:53Z back to **placement** (visit 7): RP2350 fan-out reworked: D/A/C two-row via pattern (one B.Cu escape per row-C gap) with hand-routed crystal and DVDD(32) traces; crystal group 0.9 mm up, C26 flipped, QSPI/USB-OTP caps east of the USB pair, C4 clear of the crystal, right-side caps 0.3 mm out - 2026-10-16T00:47:15Z back to **placement** (visit 8): RP2350 fan-out reworked: D/A/C two-row via pattern (one B.Cu escape per row-C gap) with hand-routed crystal and DVDD(32) traces; crystal group 0.9 mm up, C26 flipped, QSPI/USB-OTP caps east of the USB pair, C4 clear of the crystal and U13, right-side caps 0.3 mm out - 2026-10-16T00:55:25Z back to **placement** (visit 9): top-side direct stubs lengthened to 8.0 mm so a via fits clear of the escape ends; crystal group lifted to 124.8 so XOUT/DVDD traces clear the crystal GND pad; GND-under-crystal B.Cu keepout dropped (In1 GND shields)+- 2026-10-16T01:02:39Z back to **placement** (visit 10): spare SPI header J16 moved from the right edge (beside the SWD/UART contacts and the GPIO header) to the top-right corner so the contact column has a corridor ## Decisions along the way @@ -69,9 +70,11 @@ AI time only, the idle cut out. - 2026-10-16T00:47:32Z clip-start:routing-6 - 2026-10-16T00:55:52Z clip-start:placement-9 - 2026-10-16T00:56:06Z clip-start:routing-7+- 2026-10-16T01:03:33Z clip-start:placement-10 ## Where the board stands +- routing: 2 unrouted after null passes ## The steps on camera @@ -459,21 +462,39 @@ Why the AI came back here: top-side direct stubs lengthened to 8.0 mm so a via f What this step does: route to 100 percent with the spec's rules, gate with KiCad's DRC, land as undo steps; the AI takes it with take route=ai -**Clip: routing, visit 7, still recording (started 2026-10-16T00:56:06Z); it appears here when the step ends.**+**Clip: routing, visit 7, the PCB editor from 2026-10-16T00:56:06Z to 2026-10-16T01:02:41Z. Motion only: 6.6 min of real time, 28 s of it had something moving; the clock in the corner is the real elapsed time.**++<video width="100%" controls><source src="/blob/app/afs-adom/docs/runs/AFS_Adom-claude-fable-5-1-20261015-2055/routing-7.mp4" type="video/mp4"></video>++**Contact sheet: nine frames spread through the routing, visit 7 clip, what the camera saw.**++ **Screenshot: the board when routing, visit 7 began.**  +### placement, visit 10 (rework)++What this step does: place the parts for routability, current and heat; the binary packs, checks courtyards and lands moves; reserve visible space for connector labels and the two-sided service silkscreen; the switch-node check refuses switch copper under another part or a switch loop longer than the spec allows, and sends the AI back here++Why the AI came back here: spare SPI header J16 moved from the right edge (beside the SWD/UART contacts and the GPIO header) to the top-right corner so the contact column has a corridor++**Clip: placement, visit 10 (rework), still recording (started 2026-10-16T01:03:33Z); it appears here when the step ends.**++**Screenshot: the board when placement, visit 10 (rework) began.**+++ ## Plan usage, the second cost line Percent of each plan limit used, as the provider reports it, at the start of the run and at its end. | Provider | Limit | At start | At end | Used by this run | |---|---|---|---|---|-| claude | 5h | 17 % | 48 % | 31.0 % |+| claude | 5h | 17 % | 49 % | 32.0 % | | claude | Fable | 52 % | 61 % | 9.0 % |-| claude | week | 42 % | 46 % | 4.0 % |+| claude | week | 42 % | 47 % | 5.0 % | *The limits are per account, not per run: every AI thread signed in as this user draws on the same numbers, so a run made while other threads were working shows their usage too. Read it as an upper bound unless this run was the only thread active.*
docs/runs/AFS_Adom-claude-fable-5-1-20261015-2055/routing-7-sheet.pngadded⋯ 1 unchanged line ⋯
docs/runs/AFS_Adom-claude-fable-5-1-20261015-2055/routing-7.mp4added⋯ 1 unchanged line ⋯
docs/runs/AFS_Adom-claude-fable-5-1-20261015-2055/shot-placement-10-start.pngadded⋯ 1 unchanged line ⋯