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Record measured Z27AG CAN: 500 kbps, ungatewayed OBD port

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Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
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mikkeli
2026-10-09 16:38:45 +09:00
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commit ccd5b54450
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docs/ROADMAP.md
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@@ -1,7 +1,7 @@
---
type: plan
status: active
updated: 2026-10-08
updated: 2026-10-09
---
# Roadmap
@@ -14,6 +14,8 @@ Getting the Jetson to see the hardware at all.
- [x] PCAN-USB working as SocketCAN (out-of-tree `pcan.ko`, netdev build)
- [x] Stable CAN names by udev: `can_pcan`, `can_onboard` — `canN` order raced at boot
- [x] Z27AG OBD-port CAN measured: 500 kbps, not gatewayed, 27 periodic IDs at
~890 frames/s; `can_pcan` comes up at 500k listen-only on boot and hot-plug
- [x] SIM7600G-H-M.2 specified and documented
- [x] SIM7600 LTE data path: QMI (self-built `qmi_wwan`), povo, metered, ranked
below Ethernet/WiFi; failover tested, Tailscale stays reachable over LTE