CHAPTER 15: SD Card Interface
FM4 Peripheral Manual, Doc. No. 002-04856 Rev. *E 895
3 Phase Re-Tuning Result
These bits indicate the result of re-tuning for 3 phases.
Bit 10 indicates the result of re-tuning in the phase after the current phase.
Bit 09 indicates the result in the phase currently selected.
Bit 08 indicates the result of re-tuning in the phase before the current phase.
0: Indicates that the SD card interface could not properly receive a test pattern from the
SD card.
1: Indicates that the SD card interface has properly received a test pattern from the SD
card.
These bits are valid when the Re-Tuning Tap Select bit in the Tuning Setting Register is
"1".
8 Phase Tuning/Re-Tuning Result
These bits indicate the results of 8-phase tuning/re-tuning.
Bit 07 indicates the result in the seventh phase.
Bit 06 indicates the result in the sixth phase.
Bit 05 indicates the result in the fifth phase.
Bit 04 indicates the result in the fourth phase.
Bit 03 indicates the result in the third phase.
Bit 02 indicates the result in the second phase.
Bit 01 indicates the result in the first phase.
Bit 00 indicates the result in the zeroth phase.
0: Indicates that the SD card interface could not properly receive a test pattern from the
SD card.
1: Indicates that the SD card interface has properly received a test pattern from the SD
card.
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