The function reports the analog reading of the LDR (Light) sensor connected to the selected pin. The value will vary between 0 to 4095.
There are lots of pins to which the sensor can be connected:
- Analog Pins: A1, A2, and A3
- IoT House - Getting Started
- IoT House PictoBlox Extension
- IoT House Block Examples
- What is IoT Lifecycle? Learn About IoT and Adafruit IO
- Adafruit Send Data to Cloud – DHT Sensor
- Adafruit IO – Get Data | Remote Controlled Light
- Adafruit IO – Get Color | Remote Controlled RGB Light
- IoT Enabled Smart Plug
- Wi-Fi Connect for Quarky in Upload Mode
- IoT Based Air Pollution Monitoring System
- IoT House Door Control
- Face Recognition Controlled Door
- RFID Based Door Operating System
- Automatic Light Control with LDR Sensor
- Flame Based Alarm System
- Voice Controlled Smart Plug
- Drip Irrigation System
- Automatic Plant Watering using Soil Moisture Sensor
- Adafruit Send Data to Cloud – All Sensors
- ThingSpeak Send Data to Cloud – DHT Sensor
- ThingSpeak IoT House Monitoring – All Sensors
- Automatic Water Tank
- Automatic Temperature based Fan
- IoT House Python Examples
- What is IoT Lifecycle? Learn About IoT and Adafruit IO
- Send Temperature and Humidity Data to Adafruit IO with Python
- Creating a Light Switch in Adafruit IO with Python Code
- Creating a Color Switch in Adafruit IO and Python Code for Quarky
- IoT-Enabled Smart Plug with Python Code
- Quarky WiFi Connection (Python) – Troubleshooting & Connection Status
- Gas Monitoring Dashboard with the MQ2 Gas Sensor and Adafruit IO
- Control the Door of the IoT House with Python
- IR & Face Recognition-Based Smart Door Opening System – Python
- Controlling IoT House Door with RFID
- Program Quarky to Detect Ambient Light with LDR Sensor
- Fire Alarm System with Flame Sensor and Quarky
- Drip Irrigation System Using the IoT House
- Automating Plant Watering Using Soil Moisture Sensor in Python
- IoT House Monitoring System with Adafruit IO Servers in Python
- Sending Temperature and Humidity Data from IoT House to ThingSpeak Cloud
- Create an IoT House Monitoring System with ThingSpeak
- Home
- Python Functions
- ldrvalue()
ldrvalue()
Function Definition: ldrvalue(pin = "A1")
- Python Library: IoT House (Quarky)
- Library Import: Not Applicable
- Mode: Stage Mode, Upload Mode
Parameters
| Name | Type | Description | Expected Values | Default Value |
|---|---|---|---|---|
| pin | string | The pin of Quarky or the Expansion board where the relay is connected. | "A1", "A2", "A3" | "A1" |
Description
Example
There are no examples documented for this article.
Table of Contents