Figure 20
shows the SD card (CN1) connector.
Table 19
describes the SD card connector (CN1) pinout.
Pin
1
2
3
4
5
6
7
8
9
10/11/12/13
6.9.4
I/O restriction to other features
Caution:
Due to the sharing of some I/Os of STM32L562QEI6Q by multiple peripherals, the following limitations apply in
using the SDIO features:
™
The microSD
™
The microSD
UM2617 - Rev 7
Figure 20.
Table 19.
Pin names
DAT2
DAT3_CD
CMD
VDD
CLK
VSS
DAT0
DAT1
CARD_DETECT
GND
card cannot be operated simultaneously with Pmod
card cannot be operated simultaneously with STMod+.
SD card connector (CN1)
SD card connector (CN1) pinout
Signal name
STM32 pin
SDIO.D2
PC10
SDIO.D3
PC11
SDIO.CMD
PD2
VDD
-
SDIO.CLK
PC12
GND
-
SDIO.D0
PC8
SDIO.D1
PC9
SDIO.DETECT
PF2
GND
-
™
.
UM2617
microSD™ card
Function
SDIO.D2
SDIO.D3
SDIO.CMD
VDD_SDCARD
SDIO.CLK
GND
SDIO.D0
SDIO.D1
SDCARD_DETECT active low
GND pin
page 29/64
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