Kontron COMe-cSP2 Manual do Utilizador descarregar pdf (Página 51)

COMe-cSP2 / Special Features

SD card compatibility

Due to the mechanical variability with different SD card manufacturers, Kontron recommends that miniSD cards from

the following vendor for use with the COMe-cSP2:

» Transcend

» Apacer

» Elecom

» Hidata

The use of miniSD cards from other manufacturers may cause difficulty when ejecting the cards from the on-module

mini SD card socket.

This note applies to modules of the following part numbers:

» 36003-0000-11-4

» 36003-0000-16-4.

SD recommendations

» The SD_CMD line needs a pull-up resistor that can vary depending on the length of the electrical paths

(typical from 10kOhm to 100kOhm).

» The maximum length for SDIO signals on the baseboard should be 80mm

» SDIO boot is supported on baseboards following the maximum length specification for SDIO (80mm).

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Kontron COMe-cSP2 Manual do Utilizador Página 51