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Answer
According to SDIO Simplified Specification V3.0, we would recommend to have pull-up resistors in SDIO bus while design with ST60-2230C. Should be able to apply to other module which has SDIO 3.0 bus as well.
According to SDIO Simplified Specification V3.0, we would recommend to have pull-up resistors in SDIO bus while design with ST60-2230C. Should be able to apply to other module which has SDIO 3.0 bus as well.