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Hardware Reference Manual for i.MX53 Quick Start
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4.10. SD   Card   Connector   (J5)  
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The ? Quick ? Start ? board ? has ? one ? full ? size ? SD/MMC ? connector ? that ? can ? be ? used ? for ? memory, ? or ? for ? third ‐
party ? SDIO ? type ? cards ? such ? as ? WiFi ? or ? Bluetooth. ? The ? SD ? Card ? Connector ? (J5) ? connects ? a ? full ? 8 ‐ bit ? parallel ?
data ? bus ? to ? the ? SD3 ? port ? of ? the ? i.MX53 ? processor. ? The ? SD ? Card ? Connector ? receives ? power ? from ? the ?
DCDC_3V2 ? power ? rail ? supplied ? by ? the ? supplementary ? Voltage ? Regulator. ? The ? Quick ? Start ? board ? does ? not ?
come ? pre ‐ configured ? to ? boot ? from ? the ? full ? size ? SD ? Card ? Connector, ? but ? the ? board ? can ? be ? modified ? to ?
support ? booting ? from ? this ? connector ? instead ? of ? the ? microSD ? Card ? Connector. ? See ? the ? section ? on ? Quick ?
Start ? boot ? options ? on ? how ? to ? make ? the ? necessary ? changes ? (Section ? 5.4.2). ? The ? SD ? Card ? Connector ? is ? not ?
spring ? loaded, ? so ? pushing ? the ? card ? into ? the ? slot ? will ? not ? initiate ? an ? action ? to ? disengage ? the ? SD ? Card. ? The ?
SD ? Card ? is ? inserted ? facing ? up ? at ? the ? location ? shown ? in ? Figure ? 10 . ?
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SD ? Card ?
Connector ? (J5) ?
Figure ? 10. ? SD ? Card ? Connector ? (J5) ?
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Freescale Semiconductor
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Hardware User Guide for i.MX53 Quick Start Board,
Preliminary Rev 0.91
25
PUBI – Public Use Business Information ?
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