kumquat-readthedocs/docs/interfaces/mmc-sd.md
2024-10-16 20:57:57 +02:00

1.4 KiB

eMMC & SD-Card

The Kumquat features an SDIO interface accessible through a 2x10 1.27mm Pin Header. This interface is primarily intended for connecting storage devices such as SD cards or eMMC modules to the Kumquat. However, users also have the flexibility to utilize this interface for custom solutions. The following document outlines the pinout details of the SDIO Interface.

Connector Pinout Description

Location Name Description Location Name Description
X16.1 D0 SDIO Data 0 X16.2 D1 SDIO Data 1
X16.3 D2 SDIO Data 2 X16.4 D3 SDIO Data 3
X16.5 D4 SDIO Data 4 X16.6 D5 SDIO Data 5
X16.7 D6 SDIO Data 6 X16.8 D7 SDIO Data 7
X16.9 STRB SDIO Strobe X16.10 GND Ground
X16.11 CMD SDIO Command X16.12 CLK SDIO Clock
X16.13 - Reserved X16.14 GND Ground
X16.15 - Reserved X16.16 VCCQ IO Supply (+3.3V)
X16.17 RST Card Reset X16.18 VCC Core Supply (+3.3V)
X16.19 GND Ground X16.20 GND Ground

SDIO Connector Location