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problem of Blackfin BF506F EZ-KIT LITE using both ADC and SD


    I encounter a problem recently when I try to make ADC and SD card work at the same time on Blackfin BF506F EZ-KIT LITE board. The ACM control signal ACM_SE_DIFF and ACM_RANGE conflict with the SD data signal SD_DATA3 and SD_DATA2 on PortG6 and PortG7. What's more, the SD card needs to work on 4bit parallel transmission SD mode to ensure the transmission speed so I need to use both SD_DATA2 and SD_DATA3 . Are there any method