Add hardware status tracker

2026-06-03 01:51:42 -06:00
parent 8d8da84603
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+# Hardware Status
+
+Last Updated: 2026-06-03
+
+--------------------------------------------------
+
+## Dashboard Hardware
+
+### Raspberry Pi Pico 2 W
+
+Status:
+- Ordered
+
+Purpose:
+- Dashboard controller
+- Touchscreen UI
+- Audible alarms
+- UART communications
+
+Notes:
+- Waiting for delivery
+
+--------------------------------------------------
+
+### 3.5 Inch Touchscreen
+
+Display Controller:
+- ST7796S
+
+Touch Controller:
+- FT6336U
+
+Status:
+- Ordered
+
+Purpose:
+- Main dashboard display
+
+Testing Required:
+- Display initialization
+- Touch functionality
+- Performance testing
+
+--------------------------------------------------
+
+### Active 5V Buzzer
+
+Status:
+- Ordered
+
+Purpose:
+- Audible alarms
+
+Testing Required:
+- Alarm volume
+- Dashboard mounting location
+
+--------------------------------------------------
+
+## Controller Hardware
+
+### ESP32 2-Channel Relay Board
+
+Status:
+- On Hand
+
+Purpose:
+- Relay control
+- Sensor collection
+- Communications
+
+Known Information:
+
+GPIO16 = Relay Output 1
+GPIO17 = Relay Output 2
+
+Relay ON  = HIGH
+Relay OFF = LOW
+
+Testing Required:
+- Verify relay operation
+- Verify startup behavior
+
+--------------------------------------------------
+
+## Communications Hardware
+
+### CAT5 Cable
+
+Status:
+- On Hand
+
+Purpose:
+- Dashboard power
+- UART communications
+- Ignition sense
+
+--------------------------------------------------
+
+### RS485 Modules
+
+Status:
+- Ordered
+
+Purpose:
+- Future fallback communication
+
+Current Plan:
+- Not used initially
+
+Testing Required:
+- Only if UART proves unreliable
+
+--------------------------------------------------
+
+## Sensor Hardware
+
+### DS18B20 Waterproof Sensors
+
+Quantity:
+- 4
+
+Status:
+- Ordered
+
+Assignments:
+
+Sensor 1
+- Fridge Zone 1
+
+Sensor 2
+- Fridge Zone 2
+
+Sensor 3
+- Rear Seat Area
+
+Sensor 4
+- Outside Air
+
+Testing Required:
+- Address discovery
+- Temperature validation
+
+--------------------------------------------------
+
+## Power Hardware
+
+### 12V To 5V Buck Converter
+
+Status:
+- Planned
+
+Purpose:
+- Dashboard power
+
+Requirements:
+
+Input:
+- Vehicle 12V
+
+Output:
+- 5V
+
+Recommended:
+- 3A minimum
+
+--------------------------------------------------
+
+### Bosch Relays
+
+Status:
+- Planned
+
+Purpose:
+- Starlink power
+- Fridge power
+
+Future:
+- Inverter
+- Camp lights
+
+Requirements:
+- 30A or 40A automotive relays
+
+--------------------------------------------------
+
+### Fuse Block
+
+Status:
+- Planned
+
+Purpose:
+- Circuit protection
+
+--------------------------------------------------
+
+## Future Hardware
+
+### JBD / Xiaoxiang BMS
+
+Status:
+- Existing battery system
+
+Purpose:
+- Battery monitoring
+
+Future Integration:
+- BLE communications
+
+--------------------------------------------------
+
+### ELM327
+
+Status:
+- Future
+
+Purpose:
+- OBD-II integration
+
+--------------------------------------------------
+
+### GPS Module
+
+Status:
+- Future
+
+Purpose:
+- Vehicle tracking
+- Trip logging
+
+--------------------------------------------------
+
+## Bring-Up Checklist
+
+ESP32
+
+[ ] Verify relay outputs
+[ ] Verify WiFi AP
+[ ] Verify HTTP status endpoint
+[ ] Verify DS18B20 support
+
+Pico
+
+[ ] Display test
+[ ] Touch test
+[ ] Buzzer test
+[ ] UART communications
+
+Vehicle
+
+[ ] Install CAT5 run
+[ ] Install buck converter
+[ ] Install relays
+[ ] Install sensors
+[ ] Install dashboard enclosure
+
+--------------------------------------------------
+
+## Notes
+
+Current Communication Plan:
+
+Primary:
+- UART over CAT5
+
+Backup:
+- WiFi HTTP API
+
+Fallback:
+- RS485
+
+Current UI Plan:
+
+- Touchscreen only
+- No physical buttons required
+
+Current Logging Plan:
+
+- No persistent logging planned
+- Focus on live monitoring and alarms