Differences

This shows you the differences between two versions of the page.

--- iot:outdoortemphum [2026/05/17 01:25] – [Schematic / Photos] rmorgan
+++ iot:outdoortemphum [2026/05/17 02:00] (current) – [Notes / Known Issues / Quirks] rmorgan
@@ Line 15: / Line 15: @@
 | Battery Management | Adafruit Solar Lithium Ion charger | PID: 4755 |
 | Solar Panel | Adafruit 6V/2W Solar Panel-ETFE/Voltaic-P126 | PID: 5366 |
-| Battery | Adafruit Lithium Ion Battery 4400mAh | PID: 354 |
+| Battery | Adafruit LFP Battery | PID: 354 |
 | Cable | Adafruit STEMMA QT/Qwiic JST-SH 4-pin | PID: 4210 |
 | Cable | Adafruit 3.5/1.1mm - 5.5/2.1mm DC Jack Adapter | PID: 2788 |
-| Enclosure         |                 |           |
+| Enclosure         | Custom 3d Print | Use ASA filament          |
 ==== Pin Assignments ====
@@ Line 24: / Line 24: @@
 | GPIO 40 | SCL1 | AHT20 | via Qwiic cable |
 | GPIO 41 | SDA1 | AHT20 | via Qwiic cable |
-| GPIO 8 | Battery Voltage | ??? | A3 on the PCB, Voltage Divider needed |
+| GPIO 8 | Battery Voltage | LiPo Positive terminal | A3 on the PCB |
-| GPIO 9 | Panel Voltage | ??? | A2 on the PCB, Voltage Divider needed |
+| GPIO 9 | Panel Voltage | Solar Panel Output | A2 on the PCB |
 ==== Schematic / Photos ====
-{{iot:OutdoorTempHum_schem.png?600x330|Outdoor Temp/Humidity}}\\
+|{{iot:OutdoorTempHum_schem.png?600x330|Outdoor Temp/Humidity}}|{{iot:OutdoorTempHumidityPhoto.jpeg?175x330|Outdoor Temp/Humidity}}|
-{{iot:OutdoorTempHumSchematic.pdf|Outdoor Temp/Humidity PDF}}
+{{iot:OutdoorTempHumSchematic.pdf|Outdoor Temp/Humidity Schematic PDF}}
 ===== Firmware =====
@@ Line 66: / Line 66: @@
 ==== Normal Behavior ====
-Reads the temperature & relative humidity every 5 minutes then sends\\
+Reads the temperature & relative humidity every 10 minutes then sends\\
 an MQTT message and writes the data to a MariaDB table on blanca.
 ==== Notes / Known Issues / Quirks ====
-These devices use a small solar panel & 3.7v LiOn battery.  Deep sleep is used to\\
+These devices use a small solar panel & 3.7v LFP battery.  Deep sleep is used to\\
 minimize power use.  It can run multiple days with no solar input.\\
-The DC Jack adapter gets one end cut off.  Wires get soldered to battery charger.
+\\
+The DC Jack adapter gets the male end cut off.  Strip the wires and solder\\
+directly to the VBUS & GND pads on the bq24074.
 ===== Change Log =====
 | **Date**     | **Change** |
 | 2026-05-16   | Created this page |