AN1364 Using the Alarm Feature on the MCP79410 RTCC to Implement a Delayed Alarm

Reference Design using part MCP79410-I/MNY by Microchip Technology

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Manufacturer

Microchip Technology
  • Application Category
    Clock and Timing
  • Product Type
    Real Time Clock

For End Products

  • Alarm System

Description

  • An increasing number of applications that involve time measurement are requiring a Real-Time Clock (RTC) device. The MCP79410 is a feature-rich Real-Time Clock and Calendar (RTCC) that incorporates EEPROM, SRAM, unique ID and time-stamp. This application note describes the use of the alarms that are available, in order to build a simple delayed alarm system

Key Features

  • Output Frequency
    0.032768 MHz

Featured Parts (17)

Featured Parts
Part Number Manufacturer Type Description
MCP23S17T-E/SO Microchip Technology GPIO Expanders SPI Interface 10000kHz 5.5V 28-Pin SOIC W T/R Buy
MCP23S17-E/SO Microchip Technology GPIO Expanders SPI Interface 10000kHz 5.5V 28-Pin SOIC W Tube Buy
MCP23S17-E/SS Microchip Technology GPIO Expanders SPI Interface 10000kHz 5.5V 28-Pin SSOP Tube Buy
MCP23S17-E/SP Microchip Technology GPIO Expanders SPI Interface 10000kHz 5.5V 28-Pin SPDIP Tube Buy
MCP23S17T-E/SS Microchip Technology GPIO Expanders SPI Interface 10000kHz 5.5V 28-Pin SSOP T/R Buy
MCP79410T-I/SN Microchip Technology Real Time Clocks Real Time Clock Serial 64byte Clock/Calendar/Alarm/Battery Backup 8-Pin SOIC N T/R Buy
MCP79410T-I/ST Microchip Technology Real Time Clocks Real Time Clock Serial 64byte Clock/Calendar/Alarm/Battery Backup 8-Pin TSSOP T/R Automotive AEC-Q100 Buy
MCP79410-I/MS Microchip Technology Real Time Clocks Real Time Clock Serial 64byte Clock/Calendar/Alarm/Battery Backup 8-Pin MSOP Tube Automotive AEC-Q100 Buy
MCP79410T-I/MNY Microchip Technology Real Time Clocks Real Time Clock Serial 64byte Clock/Calendar/Alarm/Battery Backup 8-Pin TDFN EP T/R Buy
PIC18F87J11-I/PT Microchip Technology Microcontrollers - MCUs MCU 8-bit PIC RISC 128KB Flash 1.8V/2.5V/3.3V 80-Pin TQFP Tray Buy
MCP79410-I/ST Microchip Technology Real Time Clocks Real Time Clock Serial 64byte Clock/Calendar/Alarm/Battery Backup 8-Pin TSSOP Tube Automotive AEC-Q100 Buy
MCP79410-I/SN Microchip Technology Real Time Clocks Real Time Clock Serial 64byte Clock/Calendar/Alarm/Battery Backup 8-Pin SOIC N Tube Buy
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