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Z27AG captures: reverse as the reverse-light bit
/ crosscheck (push) Successful in 1s
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Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01DDwfd6Ki8UfG4hK6W5YpJz
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Mikkeli Matlock
2026-10-13 10:05:10 +09:00
parent a372f16ebd
commit f7c7a3533a
1 changed files with 2 additions and 2 deletions
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docs/impl/plans/Z27AG-CAPTURES.md
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@@ -1,7 +1,7 @@
--- ---
type: plan type: plan
status: ready status: ready
updated: 2026-10-12 updated: 2026-10-13
--- ---
# Z27AG decoding captures: what to do in the car # Z27AG decoding captures: what to do in the car
@@ -51,7 +51,7 @@ action between them beats a quick one. Wait about 3 s between steps.
| 3 | Brake: press, hold 3 s, release; three times | `3 brake on` / `3 brake off` each time | brake switch, maybe pressure | | 3 | Brake: press, hold 3 s, release; three times | `3 brake on` / `3 brake off` each time | brake switch, maybe pressure |
| 4 | Clutch: same, three times | `4 clutch on` / `4 clutch off` | clutch switch | | 4 | Clutch: same, three times | `4 clutch on` / `4 clutch off` | clutch switch |
| 5 | Steering: centre → full left → full right → centre, slowly | `5 steer start` / `5 steer end` | steering angle | | 5 | Steering: centre → full left → full right → centre, slowly | `5 steer start` / `5 steer end` | steering angle |
| 6 | Gears: 1, 2, 3, 4, 5, R, neutral, 3 s each | `6 gear 1` … `6 gear R`, `6 neutral` | reverse switch (gear position if broadcast) | | 6 | Gears: 1, 2, 3, 4, 5, R, neutral, 3 s each | `6 gear 1` … `6 gear R`, `6 neutral` | reverse, likely as the reverse-light bit (diesel forfour: `423` byte 1 bit 3); no other gearbox signal expected — gear comes from rpm ÷ speed (step 22) |
| 7 | Handbrake up, down, up | `7 handbrake on` / `off` | handbrake switch | | 7 | Handbrake up, down, up | `7 handbrake on` / `off` | handbrake switch |
| 8 | Indicator left 5 s, right 5 s, hazards 5 s | `8 left`, `8 right`, `8 hazard`, `8 off` | indicator states | | 8 | Indicator left 5 s, right 5 s, hazards 5 s | `8 left`, `8 right`, `8 hazard`, `8 off` | indicator states |
| 9 | Side lights, dipped, main beam, flash, fogs, off | one mark each | light states | | 9 | Side lights, dipped, main beam, flash, fogs, off | one mark each | light states |