Epson RX8111CE, Real-time clock for environmental monitoring systems

With the development of technology, the need to automate and upgrade agricultural systems is extremely important.

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In particular, the environmental monitoring system plays a key role in the smart agricultural system. Responsible for collecting information about temperature, air, and humidity from smart sensors and making decisions to control watering and air conditioning systems for plants, and the required environmental monitoring system. precision, and energy optimization.

Understanding that, Epson has launched a real-time clock product line dedicated to environmental monitoring systems, RX8111CE. The product possesses an alarm feature, allowing the system to spend 90% of the time in sleep mode, while still ensuring performance. Especially even when in a sleeping state, RTC is still capable of sending warning signals about unusual intrusions from humans or animals into the farming area. With all the above advantages, RX8111CE is the perfect product for an environmental monitoring system. 


  • Automatic power switching function when an electrical problem occurs with 1.2 V backup power supply voltage. 
  • Wakeup timer function, helps the system optimize operating energy. 
  • Alarm function, supporting warnings about unusual intrusions from humans or animals into the farming area even when the system is in sleep state. 


  • Dimensions: 3.2 x 2.5 x 1.0 mm 
  • Low standby current, Class 100 nA. /3V 
  • Operating temperature: -40oC to +105oC 
  • I2C-Bus Fast-Mode 400 kHz interface 
  • Output frequency selectable from 32.768 kHz, 1024 Hz, 1 Hz 


  • Environmental monitoring system  

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Contact EPI Vietnam Technologies – the authorized distributor of EPSON in Vietnam for technical support and samples.