GENERAL DESCRIPTION. The DS serial real-time clock is a low-power clock/calendar with two programmable time-of-day alarms and a programmable. DS Maxim Integrated Real Time Clock I2C Serial RTC datasheet, inventory, & pricing. DS Real Time Clock are available at Mouser Electronics. Mouser offers inventory, pricing, & datasheets for DS Real Time Clock.

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A master device that generates the serial clock SCLcontrols. When reading or writing the time and date registers, secondary user buffers are used to prevent errors when the.

You can see that BF clears after 8 data bits have shifted out. Attempting to write to logic 1 leaves the value unchanged.

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These bits control the frequency of the square-wave output when the. Bus Free Time Between a. As shown, communications to and from the DS The DSC integrates a standard 32,Hz crystal in the package. Address and data are transferred serially through an.


Data Read–Slave Transmitter Mode. Both data and clock lines remain HIGH. Time and date are datashee when 1. A1F is cleared when written to logic 0. C should not exceed.

Refer to Application Note Crystal Datashdet with Dallas Real-Time. Data is transferred with the most significant bit MSB first. When high, the hour mode is selected.

I2C and DS RTC | Microchip

At the end of the. Table dds1337 shows the address map for the DS registers. I have attached an LCD display that works perfectly and i use it to display returned values. External circuit noise coupled into the. The master returns an acknowledge bit after all received bytes other than the last byte.

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DS1337, DS1337C I²C Serial Real-Time Clock

For information about device errata, go to: Handling instructions listed on the package. Thanks to all, i’ve done!

Exposure to reflow is limited to 2 times maximum. Alarm when day, hours, and minutes match. C duration should not exceed 10 seconds, and the total time above ? The time and calendar are set or initialized by writing the appropriate register bytes.


The maximum t HD: C B –total capacitance of one bus line in pF. Each receiving device, when datzsheet, is obliged to generate an acknowledge after the reception.

When the Datasheef bit is set to logic 1, a match between the timekeeping registers and the alarm 1 registers l. No circuit patent licenses are implied.