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BH1750
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== Overview == * 1 - 65535 Lux * 120uA, powerdown current 1uA * 2.4 - 3.6V power supply <br> == Error message == <source lang=bash> I2C: received NACK on transmit of address I2C: received NACK on transmit of address Current Environment Light is: 54612 lx </source> <br> == Reference == * [http://www.elechouse.com/elechouse/images/product/Digital%20light%20Sensor/bh1750fvi-e.pdf BH1750 Datasheet] <br> == TSL2561 == * Approximates Human Eye Response * 16-Bit Digital Output with I2C (TSL2561) Fast-Mode at 400 kHz * Programmable Analog Gain and Integration Time Supporting 1,000,000-to-1 Dynamic Range * Automatically Rejects 50/60-Hz Lighting Ripple * Low Active Power (0.75 mW Typical) with Power Down Mode * 2.7 ~ 3.6V * −30 ~ 70 °C Two photodiodes, One of the photodiodes (channel 0) is sensitive to both visible and infrared light, while the second photodiode (channel 1) is sensitive primarily to infrared light. * [https://cdn-shop.adafruit.com/datasheets/TSL2561.pdf TSL2561 Datasheet] <br><br> == MAX44009 == * Wide 0.045 Lux to 188,000 Lux Range * 1.7V ~ 3.6V * 0.65µA Operating Current * -40°C ~ 85°C Temperature Range * Device Address Options 0x94/0x95 (1001 010x) and 0x96/0x97 (1001 011x) * [https://datasheets.maximintegrated.com/en/ds/MAX44009.pdf MAX44009 Datasheet] <br><br>
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