SAM E54 Xplained Pro has one standard SD card connector which
is connected to the SD/MMC Host Controller (SDHC) of the SAM E54. The table below lists all I/O-lines connected to the SD
card connector.
Table 1. SD/SDIO Card Connection
| SAM E54
pin |
Function |
Shared functionality |
| PB18 |
MCDA0 (DAT0) |
|
| PB19 |
MCDA1 (DAT1) |
|
| PB20 |
MCDA2 (DAT2) |
|
| PB21 |
MCDA3 (DAT3) |
|
| PA21 |
MCCK (CLK) |
PCC |
| PA20 |
MCCDA (CMD) |
PCC |
| PD20 |
Card Detect (C/D) |
- |
| PD21 |
Write Protect (WP) |
- |