Yes, that's correct. I am using the CM4004000 module, which does not have eMMC. I want to boot from an external MMC card via the SD interface. The relevant pins are:
SD_CLK (57)
SD_DAT0-3 (61, 63, 67, 69)
SD_PWR_ON (75)
SD_CMD (62)
SD_CLK (57)
SD_DAT0-3 (61, 63, 67, 69)
SD_PWR_ON (75)
SD_CMD (62)
Statistics: Posted by gs105 — Mon Dec 16, 2024 2:51 pm