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AYank.2
Visitor II
July 20, 2021
Question

SPI interfacing with M41t94 RTC with TI RM-46 Hercules lockstep processor only sending high signal

  • July 20, 2021
  • 0 replies
  • 500 views

Hello,

I am currently facing an issue while interfacing through SPI from a TI RM46 Hercules lockstep processor to the M41t94 RTC. The issue is that no matter what data or settings I send to the RTC, through an oscilloscope it just shows the in/output to be high. I have tried many different combinations of settings and nothing seems to work. I am thinking that there is some type of mode that I have to get out of, but I am not quite sure.

Thank you,

Andrew

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