PCF85163 Real-time clock and calendar - Digikey

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NXP SemiconductorsPCF85163Real-time clock and calendaracknowledgementfrom slaveacknowledgementfrom slaveacknowledgementfrom slaveacknowledgementfrom slaveS SLAVE ADDRESS 0 A REGISTER ADDRESS A S SLAVE ADDRESS 1 ADATAAR/W(1)R/Wn bytesauto incrementmemory register addressno acknowledgementfrom masterDATA1Plast byteauto incrementmemory register address013aaa041Fig 18.(1) At this moment master transmitter becomes master receiver and PCF85163 slave receiver becomes slave transmitter.Master reads after setting register address (write register address; READ data)acknowledgementfrom slaveacknowledgementfrom masterno acknowledgementfrom masterS SLAVE ADDRESS 1 A DATA A DATA 1PR/Wn bytesauto incrementregister addresslast byteauto incrementregister address013aaa347Fig 19.Master reads slave immediately after first byte (READ mode)PCF85163 All information provided in this document is subject to legal disclaimers. © NXP B.V. 2010. All rights reserved.Product data sheet Rev. 2 — 28 July 2010 24 of 43
NXP SemiconductorsPCF85163Real-time clock and calendar10. Internal circuitryOSCIV DDOSCOCLKOUTINTSCLV SSPCF85163013aaa042SDAFig 20.Device diode protection diagramPCF85163 All information provided in this document is subject to legal disclaimers. © NXP B.V. 2010. All rights reserved.Product data sheet Rev. 2 — 28 July 2010 25 of 43
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PCF85163 Real-time clock and calendar - Digikey

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