Difference between revisions of "GY-30 Digital Light Intensity Measuring Module"
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== '''Introduction''' == | == '''Introduction''' == | ||
BH1750FVI is a digital Ambient Light intensity Sensor IC for I2 C bus interface, and this kind of IC can adjust the background light of LCD and keyboard according to the intensity data of the collected light. It is possible to detect a wide range of changes of light intensity with high resolution. (1lx-65535lx) | BH1750FVI is a digital Ambient Light intensity Sensor IC for I2 C bus interface, and this kind of IC can adjust the background light of LCD and keyboard according to the intensity data of the collected light. It is possible to detect a wide range of changes of light intensity with high resolution. (1lx-65535lx) | ||
| − | [[File:GY-30_1.jpg]]<br> | + | <br> |
| + | [[File:GY-30_1.jpg]] | ||
| + | <br> | ||
| + | Applications | ||
| + | <br> | ||
| + | Mobile phone, LCD TV, Note PC, Portable game machine, Digital camera, Digital video camera, Car navigation, PDA, LCD display. | ||
| + | |||
| + | == '''Features''' == | ||
| + | <ul> | ||
| + | <li>I2C BI (f / s mode supporting)<li/> | ||
| + | <li>Spectral responsibility close to human eye distinguish <li/> | ||
| + | <li>Luminance to digital converter<li/> | ||
| + | <li>Wide range and high resolution (1 - 65535 lx)<li/> | ||
| + | <li>Low current by power down function<li/> | ||
| + | <li>50Hz / 60Hz Light noise reject-function<li/> | ||
| + | <li>1.8V Logic input interface<li/> | ||
| + | <li>no need of any exterior component<li/> | ||
| + | <li>Dependency on the light source is little (ex. incandescent lamp, fluorescent lamp, halogen lamp, white LED, Sun Light)<li/> | ||
| + | <li>It is possible to select 2 type of I2 C slave-address<li/> | ||
| + | <li>Adjustable measurement result for influence of optical window(It is possible to detect min. 0.11lx, max. 100000lx by using this function.)<li/> | ||
| + | <li>Small measurement variation (+/- 20%)<li/> | ||
| + | <li>The influence of infrared is very small<li/> | ||
| + | <ul/> | ||
| + | |||
| + | == '''Introduction of Pins''' == | ||
| + | {| class="wikitable" | ||
| + | |- | ||
| + | ! colspan="2"|Pin Introduction | ||
| + | |- | ||
| + | |GND | ||
| + | |Connected to the cathode of the power supply | ||
| + | |- | ||
| + | |ADD | ||
| + | |IIC address pin | ||
| + | |- | ||
| + | |SDA | ||
| + | |I²C data | ||
| + | |- | ||
| + | |SCL | ||
| + | |I²C clock | ||
| + | |- | ||
| + | |VCC | ||
| + | |Connected to the anode of the power supply (3~5v) | ||
| + | |} | ||
Revision as of 06:11, 29 September 2019
Introduction
BH1750FVI is a digital Ambient Light intensity Sensor IC for I2 C bus interface, and this kind of IC can adjust the background light of LCD and keyboard according to the intensity data of the collected light. It is possible to detect a wide range of changes of light intensity with high resolution. (1lx-65535lx)
Applications
Mobile phone, LCD TV, Note PC, Portable game machine, Digital camera, Digital video camera, Car navigation, PDA, LCD display.
Features
- I2C BI (f / s mode supporting)
- Spectral responsibility close to human eye distinguish
- Luminance to digital converter
- Wide range and high resolution (1 - 65535 lx)
- Low current by power down function
- 50Hz / 60Hz Light noise reject-function
- 1.8V Logic input interface
- no need of any exterior component
- Dependency on the light source is little (ex. incandescent lamp, fluorescent lamp, halogen lamp, white LED, Sun Light)
- It is possible to select 2 type of I2 C slave-address
- Adjustable measurement result for influence of optical window(It is possible to detect min. 0.11lx, max. 100000lx by using this function.)
- Small measurement variation (+/- 20%)
- The influence of infrared is very small
-
<ul/>
Introduction of Pins
Pin Introduction GND Connected to the cathode of the power supply ADD IIC address pin SDA I²C data SCL I²C clock VCC Connected to the anode of the power supply (3~5v)
