ambiq micro Apollo4 Blue EVB Quick Start Manual - Page 16

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8.2

eMMC/SPI Solder-Bridge

Solder-bridges 1 and 2 are used to select between the SDIF_DAT4 (eMMC_D4) and DISP_SPI_SDI

(AP4_DISP_SDI) hardware connections for the GPIO79 pin. By default, the hardware is configured to

connect to the e-MMC device.

8.3

Other Solder-bridge Options

For other solder-bridge options, please consult the Apollo4 EVB Quick Start Guide.

QS-A4DK-1p1

Figure 5. GPIO79 Pin Connection Options

Page 16

Apollo4 Display Kit Quick Start Guide

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