Circuit Lake

Electronic Project and Circuit Collection

Renesas Related Resources


Soil Moisture and Temperature Alarm for Gardener

December 31, 2011 By: admin Category: Alarm, Miscellaneous, Monitoring, Project, Renesas No Comments →

SmartProbe is simple low cost moisture and temperature alarm system for plants. Insert it in the plant’s root system and it measures the moisture and temperature. It sounds an alarm if the moisture or temperature goes out of preset limits. Shut it off with a gentle tap or knock on it to ask it the […]

Standalone Mobile Phone Book Backup

December 28, 2011 By: admin Category: Interfacing, Miscellaneous, Project, Renesas No Comments →

Mobile phones have become an ubiquitous gadget used worldwide. Despite this, there are a number of different communication technologies and the GSM (Global System for Mobile Communications) standard has emerged as a rising star. Used mainly in Europe, it is also gaining ground in different Asian and American countries. A differentiation feature of the GSM […]

PetInspect, Wearable Data Logger for Pet

December 25, 2011 By: admin Category: Data Acquisition, Monitoring, Project, Remote, Renesas No Comments →

PetInspect is a sophisticated data-logger and wireless communications device that lets you discover what environment your pet experiences and how they behave while you’re not around. The device consists of a 16-bit microcontroller with 256K of flash memory and sensors for pressure, temperature, activity, light and proximity. The digital transceiver provides communication with a range […]

Weasure, Smart Weight and Dimension Meter

December 22, 2011 By: admin Category: Measurement, Project, Renesas No Comments →

Weasure is M16C/62P-based system that can weigh and measure packages for shipment. Simply place the package on it and both the weight and dimensions are instantly displayed on LCD. If user connects the device to a PC’s serial port using RS232, then the data is uploaded directly to the PC, where a shipping application can […]