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the pair supports AM modulation with a data rate of up to 4KB/s and a transmission range of 20 to 200 metres depending on supply voltage and antenna configuration
Audio content updates directly to the SD card on the PC
making it easy to set the exact light level that triggers the digital output — no code changes required
The buck converter turns on and off as needed to maintain regulation
It communicates over I2C
HiH-4000 Humidity Sensor AT89S52 the pair supports AM modulationHIH4000 Humidity Sensor is designed specifically for high volume OEM (Original Equipment Manufacturer) users. Honeywell Humidity Sensor HIH 4000 003, Direct input to a controller or other device is made possible by this sensors near linear voltage output. With a typical current draw of only 200 A, the HIH 4000 Series is often ideally suited for low drain, battery operated systems. Tight sensor interchangeability reduces or eliminates OEM production
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