CHAPTER 7-3: VBAT Domain(B)
308 FM4 Peripheral Manual, Doc. No. 002-04856 Rev. *E
− CWRITE operation waveform
The save data is output from the buffer at a rising edge of the transfer clock and is written to the register
at a falling edge of the transfer clock.
Three transfer clocks are required for preprocessing before the start of a transfer and two transfer clocks
are also required for postprocessing after the end of a transfer.
− CREAD operation waveform
The recall data is output from the register at a rising edge of the transfer clock and is written to the buffer
at the end of all data transfer.
Three transfer clocks are required for preprocessing before the start of a transfer and two transfer clocks
are also required for postprocessing after the end of a transfer.
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