Answered

• BQ4802Y: BQ4802Y

  

  Chosus

  Resolved

  Part Number: BQ4802Y Tool/software: Hello, I have made a circuit with the BQ4902Y. I can not use any other IC for several reasons I that would be off topic here. My circuit as such works. Meaning I have several IC on the bus. But I can not get any readings…

  • Resolved

  • 1 month ago
  • Clock & timing
  • Clock & timing forum

• BQ4802Y: Example code for BQ4802Y RTC with any processor

  

  yash jain

  TI Thinks Resolved

  Part Number: BQ4802Y Tool/software: I'm searching for an example code for the BQ4802Y RTC with any processor that demonstrates how to initiate if the IC is fresh. But I can't find any codes related to BQ4802Y. If you know how to find any example code…

  • 3 months ago
  • Clock & timing
  • Clock & timing forum
Answered

• BQ4802Y: Capacitors for XTAL

  

  Chosus

  Resolved

  Part Number: BQ4802Y Tool/software: Hello, I am using the BQ4802Y and have the 32768KHz quarz hooked up with no capacitors. It seems to work fine although I have not yet tested in the long run.The quarz is specified with a load capacitance of 12.5pF…

  • Resolved

  • 1 month ago
  • Clock & timing
  • Clock & timing forum

• BQ3285: BQ3287EMT

  

  PRAJITH U S

  TI Thinks Resolved

  Part Number: BQ3285 Other Parts Discussed in Thread: BQ32000 , BQ4802Y , BQ4845 Tool/software: HI , any alternative optios for BQ3287EMT

  • 1 month ago
  • Clock & timing
  • Clock & timing forum

• BQ4802Y: BQ4802 Does not cycle time

  

  Chris Schneider

  Part Number: BQ4802Y Other Parts Discussed in Thread: BQ32000 , BQ32002 , BQ4802LY I have a circuit exactly based on the PDF Datasheet on Page 1 HERE The issue is that when I set the time, for example if I set it at 12:00:00 it will never cycle, never count…

  • over 4 years ago
  • Clock & timing
  • Clock & timing forum

• BQ4802Y: bq4802y

  

  CHEN YOUNG WU

  Part Number: BQ4802Y Why the BQ4802Y Clock is not keep clocking when system power down ? I have setted /STOP=1 in cotrol register E and use CR2302 Li Battery for Vbc. but the clock is not continue clock while system power down. I've checked the BVF flag…

  • over 5 years ago
  • Clock & timing
  • Clock & timing forum
Answered

• BQ4802Y: BQ4802Y don't keep clocking in VBC mode

  

  CHEN YOUNG WU

  Resolved

  Part Number: BQ4802Y I've use BQ4802Y as system real time clock. VCC is 5VDC, VBC=3VDC Li Battery. I set the /STOP=1 in control register(E) and ABE=1 in Alarm enable register(C). I've checked that Control Register(E) content=06h, Flags Register(D) content…

  • Resolved

  • over 5 years ago
  • Clock & timing
  • Clock & timing forum

• BQ4802Y: I need a simple Real Time Clock

  

  bkmtech

  TI Thinks Resolved

  Part Number: BQ4802Y Greetings I need to implement a Real Time Clock in an Arduino UNO design and A Raspberry PI design. Although the use is not the same in each, the general scenario is to just assign a Date / Time Stamp to a specific event. The preferred…

  • over 6 years ago
  • Clock & timing
  • Clock & timing forum

• BQ32000: spec check

  

  GARETH OU

  TI Thinks Resolved

  Part Number: BQ32000 Other Parts Discussed in Thread: BQ32002 , BQ4802Y Hi BQ32000DR SOIC-8, please confirm which one is currently recommended by TI's original manufacturer with similar specifications and whether there are new products.

  • over 1 year ago
  • Clock & timing
  • Clock & timing forum
Answered

• BQ4802Y question

  

  Tiziano DePaoli

  Resolved

  Other Parts Discussed in Thread: BQ4802Y Good morning Is it possible use the BQ4802Y without the external NVSRAM? Are there some issues to consider? Thanks for your support. Tiziano

  • Resolved

  • over 9 years ago
  • Clock & timing
  • Clock & timing forum

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