Motorola APX 6000 - Figure 6-38. Emmc: Correct Detection, Configuration and Initialization Waveforms

6-40 Troubleshooting Waveforms: Expandable Memory (eMMC)
6.14.2 eMMC @ Successful Initialization
Figure 6-38. eMMC: Correct Detection, Configuration and Initialization Waveforms
CH4: CLK changes from <400KHz to about 24MHz after eMMC is opened and initialized
CH3: DAT0:
Activity only occurs when card is successfully initialized
CH2: MMC_CMD: dedicated command line only for configuration and card setup