449 lines
17 KiB
Python
449 lines
17 KiB
Python
"""One function per bring-up stage. Each is explicit and independently
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runnable from the operator prompt — no implicit sequencing between them."""
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from __future__ import annotations
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from dataclasses import dataclass
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from typing import Callable
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import fmt
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from protocol import Link, Response, Event
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@dataclass
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class Tally:
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passed: int = 0
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failed: int = 0
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skipped: int = 0
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warnings: int = 0
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def note_pass(self) -> None: self.passed += 1
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def note_fail(self) -> None: self.failed += 1
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def note_skip(self) -> None: self.skipped += 1
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def note_warn(self) -> None: self.warnings += 1
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def _prompt(msg: str, accept_skip: bool = True) -> str:
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"""Block for operator input. Returns 'run', 'skip', or 'quit'."""
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hint = fmt.dim(" [Enter=run" + (", s=skip" if accept_skip else "") + ", q=quit]")
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ans = input(fmt.prompt(msg) + hint + ": ").strip().lower()
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if ans in ("", "y", "yes", "r", "run"):
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return "run"
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if ans in ("s", "skip") and accept_skip:
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return "skip"
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if ans in ("q", "quit", "exit"):
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return "quit"
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# anything else — treat as run, operator can always quit with Ctrl-C
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return "run"
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def _show_response(label: str, r: Response) -> None:
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bag = " ".join(f"{k}={v}" for k, v in r.fields.items())
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print(f" {fmt.status_tag(r.status)} {label} {fmt.dim(bag)}")
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# ---------------------------------------------------------------------------
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# Stage 0 — Begin + identify
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# ---------------------------------------------------------------------------
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def stage_begin(link: Link, t: Tally) -> None:
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print(fmt.stage("Stage 0 — Begin"))
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print(" Waiting for device to finish booting ...")
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r = link.wait_ready("BU.BEGIN", per_attempt_s=1.5, overall_timeout_s=30.0)
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_show_response("begin", r)
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if r.status != "OK":
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t.note_fail(); raise SystemExit("Device did not enter bring-up mode")
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r = link.request("BU.INFO")
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_show_response("info", r)
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(t.note_pass if r.status == "OK" else t.note_fail)()
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print(f" -> fw={r.get('fw')} board={r.get('board', '?')} reset={r.get('reset')} "
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f"heap={r.get('heap')}")
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# ---------------------------------------------------------------------------
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# Stage 1 — Flash & persistence
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# ---------------------------------------------------------------------------
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def stage_flash(link: Link, t: Tally) -> None:
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print(fmt.stage("Stage 1 — Flash & storage"))
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if _prompt(" Run flash roundtrip + log head/tail check") != "run":
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t.note_skip(); return
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r = link.request("BU.FLASH", overall_timeout_s=10)
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_show_response("flash", r)
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(t.note_pass if r.status == "OK" else t.note_fail)()
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# ---------------------------------------------------------------------------
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# Stage 2 — I2C + LEDs
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# ---------------------------------------------------------------------------
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def stage_i2c_led(link: Link, t: Tally) -> None:
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import threading
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print(fmt.stage("Stage 2 — I2C / TCA9555 / LEDs"))
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if _prompt(" Probe TCA9555 and run LED check") != "run":
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t.note_skip(); return
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r = link.request("BU.I2C")
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_show_response("i2c", r)
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if r.status != "OK":
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t.note_fail(); return
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t.note_pass()
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# Firmware-driven LED watch: all LEDs solid when the button is released,
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# fast waterfall while held. Operator actuates the button and confirms.
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def reader() -> None:
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try:
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for item in link.request_stream("BU.LED.WATCH",
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overall_timeout_s=3600):
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if isinstance(item, Event) and item.cmd == "led":
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state = "PRESSED" if item.fields.get("pressed") == "1" else "released"
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print(f" [led] button {state}")
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elif isinstance(item, Response):
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return
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except Exception as e: # pragma: no cover — defensive
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print(f" [led-reader] {e!r}")
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th = threading.Thread(target=reader, daemon=True)
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th.start()
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print(" LEDs should be SOLID (all on) when button is released.")
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print(" Press-and-hold the button: LEDs should WATERFALL at ~3× speed.")
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try:
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while True:
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ans = input(" LEDs behaved correctly? [y/n]: ").strip().lower()
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if ans.startswith("y"):
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verdict = "pass"; break
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if ans.startswith("n"):
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verdict = "fail"; break
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finally:
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link.send("") # any byte aborts BU.LED.WATCH
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th.join(timeout=3)
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if verdict == "pass":
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t.note_pass()
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else:
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print(f" {fmt.fail('LED visual check FAILED')}")
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t.note_fail()
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# ---------------------------------------------------------------------------
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# Stage 3 — ADC + battery calibration
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# ---------------------------------------------------------------------------
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def stage_adc(link: Link, t: Tally, calibrate: bool = True) -> None:
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print(fmt.stage("Stage 3 — Analog front-end"))
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if _prompt(" Read ADC snapshot (battery / motor current)") != "run":
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t.note_skip(); return
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r = link.request("BU.ADC")
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_show_response("adc", r)
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if r.status != "OK":
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t.note_fail(); return
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t.note_pass()
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bat_V = r.getf("bat_V", 0.0)
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print(f" -> battery reports {bat_V:.3f} V")
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# VOC and FAULT pins on V5 are unusable (wired direct to input-only
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# ESP32 GPIOs, no external resistors — see README "V5 hardware caveats").
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# They're intentionally ignored here.
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if not calibrate:
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return
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_run_battery_cal(link, t)
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def _run_battery_cal(link: Link, t: Tally) -> None:
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from calibrate import single_point_offset, verify
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print(fmt.section("Battery voltage calibration"))
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while True:
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ans = input(" Run calibration now? [y/n]: ").strip().lower()
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if ans.startswith("n"):
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t.note_skip(); return
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if ans.startswith("y"):
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break
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# Read current K and raw mV.
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k_r = link.request("BU.PARAM GET V_SENS_K")
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if k_r.status != "OK":
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print(" Could not read V_SENS_K"); t.note_fail(); return
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k = k_r.getf("value")
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adc_r = link.request("BU.ADC")
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bat_mv = adc_r.getf("bat_mv")
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if bat_mv == 0.0:
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print(" ADC read looks bogus (mv=0)"); t.note_fail(); return
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raw_ans = input(" Measure the battery at the board terminals with a DMM.\n"
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" Enter true voltage (V): ").strip()
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try:
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v_true = float(raw_ans)
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except ValueError:
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print(" Not a number — skipping cal"); t.note_skip(); return
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cal = single_point_offset(bat_mv, v_true, k)
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predicted = verify(bat_mv, cal)
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print(f" bat_mv={bat_mv:.0f} K={k:.10f} new OFFSET={cal.offset:+.6f} V")
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print(f" predicted V_bat after cal = {predicted:.3f} (true = {v_true:.3f})")
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if input(" Write this to the device? [y/n]: ").strip().lower().startswith("y"):
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wr = link.request(f"BU.PARAM SET V_SENS_OFFSET {cal.offset:.6f}")
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_show_response("param.set", wr)
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if wr.status != "OK":
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t.note_fail(); return
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# Verify by re-reading the ADC
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check = link.request("BU.ADC")
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new_V = check.getf("bat_V")
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err = new_V - v_true
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print(f" Post-cal bat_V = {new_V:.3f} (err {err*1000:+.1f} mV)")
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if abs(err) < 0.05:
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t.note_pass()
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else:
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print(" WARN: residual error > 50 mV")
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t.note_warn()
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else:
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print(" Calibration not written (operator declined)")
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t.note_skip()
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# ---------------------------------------------------------------------------
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# Stage 4 — Discrete sensors (mandatory edges)
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# ---------------------------------------------------------------------------
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SENSOR_NAMES = ["SAFETY"] # JACK and DRIVE are checked via the relay pulse stage.
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def stage_sensors(link: Link, t: Tally) -> None:
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"""Live-print safety-sensor edges until operator presses Enter.
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Drive and jack sensors are encoder-style and only trip while the motor
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runs — they're verified as a side effect of Stage 5 relay pulses.
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"""
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import threading
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print(fmt.stage("Stage 4 — Sensor live view"))
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print(" Live state of all 4 sensor pins is printed below when any one")
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print(" changes. Per-edge events also print as they arrive.")
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print(" Poke each sensor by hand / magnet / jumper to verify it responds.")
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print(" SAFETY must show both break and make to pass; the others are")
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print(" diagnostic only (drive/jack are properly tested in Stage 5).")
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print(" Press Enter when you're satisfied.")
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state = {"make": False, "break": False}
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last_state_line = {"v": ""}
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def reader() -> None:
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try:
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for item in link.request_stream("BU.SENSORS.WATCH 0",
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overall_timeout_s=3600):
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if isinstance(item, Event):
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if item.cmd == "sensor":
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name = item.fields.get("name")
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edge = item.fields.get("edge")
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if name == "SAFETY" and edge in state:
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state[edge] = True
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print(f" [{name}] {edge}")
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elif item.cmd == "state":
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# Live snapshot of all four sensors. Only print when
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# the level line changes, so steady state doesn't spam.
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f = item.fields
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line = (f"SAFETY={f.get('SAFETY','?')} "
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f"DRIVE={f.get('DRIVE','?')} "
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f"JACK={f.get('JACK','?')} "
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f"AUX={f.get('AUX','?')} "
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f"isr=(s={f.get('isr_s','?')} "
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f"d={f.get('isr_d','?')} "
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f"j={f.get('isr_j','?')} "
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f"a={f.get('isr_a','?')})")
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if line != last_state_line["v"]:
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print(f" [state] {line}")
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last_state_line["v"] = line
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elif isinstance(item, Response):
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# terminating OK after we aborted
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return
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except Exception as e: # pragma: no cover — defensive
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print(f" [reader] {e!r}")
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th = threading.Thread(target=reader, daemon=True)
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th.start()
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input(" Press Enter when SAFETY has been actuated: ")
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# Kick the firmware out of its watch loop: any byte aborts.
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link.send("") # just the \n
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th.join(timeout=3)
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if state["make"] and state["break"]:
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print(f" SAFETY: {fmt.pass_('PASS')} (saw break and make)")
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t.note_pass()
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else:
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missing = [k for k, v in state.items() if not v]
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print(f" SAFETY: {fmt.fail('FAIL')} — missed {missing}")
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t.note_fail()
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# ---------------------------------------------------------------------------
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# Stage 5 — Relay bridges
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# ---------------------------------------------------------------------------
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# (bridge, dir, ms, (dI_min, dI_max), check_edges)
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# check_edges → bridge has an encoder-style sensor; pulse must produce
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# at least one edge on it.
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RELAY_TESTS = [
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("SENSORS", "ON", 200, (0.0, 0.0), False),
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("DRIVE", "FWD", 1000, (0.5, 25.0), True),
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("DRIVE", "REV", 1000, (0.5, 25.0), True),
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("JACK", "UP", 500, (0.2, 25.0), True),
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("JACK", "DOWN", 500, (0.2, 25.0), True),
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("AUX", "FWD", 150, (0.1, 25.0), False),
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]
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def stage_relays(link: Link, t: Tally) -> None:
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print(fmt.stage("Stage 5 — Relay bridges"))
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print(" PRECONDITIONS:")
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print(" - Battery connected, fuse in place")
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print(" - Drive wheels off ground / disengaged")
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print(" - Safety interlock asserted (SAFETY sensor HIGH)")
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if _prompt(" Proceed with live relay tests", accept_skip=True) != "run":
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print(" Relay stage SKIPPED"); t.note_skip(); return
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for bridge, direction, ms, (lo, hi), check_edges in RELAY_TESTS:
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prompt = f" Pulse {bridge} {direction} for {ms} ms"
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if _prompt(prompt) != "run":
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t.note_skip(); continue
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r = link.request(f"BU.RELAY {bridge} {direction} {ms}",
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overall_timeout_s=ms / 1000.0 + 5.0)
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_show_response(f"{bridge}/{direction}", r)
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if r.status == "SKIP":
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print(" Device refused (safety?)"); t.note_skip(); continue
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if r.status != "OK":
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t.note_fail(); continue
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if bridge == "SENSORS":
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t.note_pass(); continue
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i_before = r.getf("I_before")
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i_mid = r.getf("I_mid")
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delta = abs(i_mid - i_before)
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tripped = r.geti("tripped") == 1
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edges = r.geti("edges")
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edge_str = f" edges={edges}" if check_edges else ""
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print(f" |ΔI| = {delta:.2f} A (expected {lo}-{hi}) "
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f"tripped={tripped}{edge_str}")
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if tripped:
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print(f" {fmt.fail('FAIL')}: efuse tripped"); t.note_fail(); continue
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if check_edges and edges <= 0:
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print(f" {fmt.fail('FAIL')}: {bridge} sensor saw no edges — motor not turning?")
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t.note_fail(); continue
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if lo <= delta <= hi:
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t.note_pass()
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else:
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print(f" {fmt.warn('WARN')}: ΔI outside nominal")
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t.note_warn()
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# ---------------------------------------------------------------------------
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# Stage 6 — Radio & connectivity
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# ---------------------------------------------------------------------------
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def stage_rf(link: Link, t: Tally) -> None:
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import threading
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print(fmt.stage("Stage 6a — RF 433 MHz"))
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if _prompt(" Watch for RF remote codes") != "run":
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t.note_skip(); return
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print(" Press buttons on the RF remote. Codes will print live.")
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print(" Press Enter to stop.")
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count = {"seen": 0}
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def reader() -> None:
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try:
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for item in link.request_stream("BU.RF.WATCH 0",
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overall_timeout_s=3600):
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if isinstance(item, Event) and item.cmd == "rf":
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code = item.fields.get("code", "?")
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print(f" rf code={code}")
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count["seen"] += 1
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elif isinstance(item, Response):
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return
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except Exception as e: # pragma: no cover
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print(f" [reader] {e!r}")
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th = threading.Thread(target=reader, daemon=True)
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th.start()
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input(" Press Enter when done: ")
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link.send("") # abort the watch
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th.join(timeout=3)
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print(f" -> {count['seen']} code(s) captured")
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(t.note_pass if count["seen"] > 0 else t.note_warn)()
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def stage_wifi(link: Link, t: Tally) -> None:
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print(fmt.stage("Stage 6b — WiFi + web UI"))
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if _prompt(" Start SoftAP and wait for a client to load the web UI") != "run":
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t.note_skip(); return
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r = link.request("BU.WIFI.START", overall_timeout_s=20)
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_show_response("wifi.start", r)
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if r.status != "OK":
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t.note_fail(); return
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ssid = r.get("ssid", "?")
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print(f"\n Connect a device to WiFi SSID `{ssid}` and open http://192.168.4.1/")
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print(" Waiting for a client to associate and load the page... (Ctrl+C to abort)")
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try:
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for item in link.request_stream("BU.WIFI.WAIT", overall_timeout_s=3600):
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if isinstance(item, Event):
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print(f" {item.cmd} {' '.join(f'{k}={v}' for k,v in item.fields.items())}")
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elif isinstance(item, Response):
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_show_response("wifi.wait", item)
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(t.note_pass if item.status == "OK" else t.note_fail)()
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break
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except KeyboardInterrupt:
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print(" WiFi wait aborted by operator"); t.note_skip()
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# ---------------------------------------------------------------------------
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# End
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# ---------------------------------------------------------------------------
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def stage_end(link: Link, t: Tally) -> None:
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print(fmt.stage("Stage — End"))
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if _prompt(" Exit bring-up mode (device will reboot)") != "run":
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print(" Leaving device in bring-up mode — reset manually to resume normal firmware.")
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return
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r = link.request("BU.END", overall_timeout_s=5)
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_show_response("end", r)
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# Device reboots; no further response expected.
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# ---------------------------------------------------------------------------
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# Top-level driver
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# ---------------------------------------------------------------------------
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Stage = Callable[[Link, Tally], None]
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def all_stages(skip_relays: bool = False, no_calibrate: bool = False) -> list[Stage]:
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stages: list[Stage] = [
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stage_begin,
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stage_flash,
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stage_i2c_led,
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lambda link, t: stage_adc(link, t, calibrate=not no_calibrate),
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stage_sensors,
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]
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if not skip_relays:
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stages.append(stage_relays)
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stages.extend([
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stage_rf,
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stage_wifi,
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stage_end,
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])
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return stages
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