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ZC702 Board User Guide
www.xilinx.com
24
UG850 (v1.2) April 4, 2013
Feature Descriptions
Figure 1-8
shows the connections of the SD card interface on the ZC702 board.
Table 1-9
lists the SD card interface connections to the XC7Z020 AP SoC.
X-Ref Target - Figure 1-8
Figure 1-8:
SD Card Interface
UG850_c1_08_030513
GND
GND
GND
IOGND2
GNDTAB1
GNDTAB2
GNDTAB3
CMD
VSS1
CLK
VSS2
DAT0
DAT1
DAT2
CD_DAT3
DETECT
VDD
PROTECT
DETECT_PROTECT
GNDTAB4
IOGND1
SDIO_SDWP
8
SDIO_SDDET
8
1
2
5%
1/10W
4.7K
R380
2
1
R381
4.7K
1/10W
5%
VCCMIO_PS
1
2
5%
1/10W
4.7K
R321
18
13
14
15
2
3
5
6
7
8
9
1
10
4
11
12
16
17
J64
67840-8001
22
SDIO_CLK
VCC3V3
1
2
C27
0.1
µ
F
25V
X5R
SDIO_DAT2
22
SDIO_DAT0
22
22
SDIO_DAT1
SDIO_CD_DAT3
22
22
SDIO_CMD
Table 1-9:
SDIO Connections to the XC7Z020 AP SoC
XC7Z020 (U1) Pin
Schematic
Net Name
Level Shifter (U61)
SDIO Connector (J64)
Pin Name
Bank
Pin
Number
(A) Pin
Number
(B) Pin
Number
Pin
Number
Pin
Name
PS_MIO15
500
E6
SDIO_SDWP
N/A
N/A
11
PROTECT
PS_MIO0
500
G6
SDIO_SDDET
N/A
N/A
10
DETECT
PS_MIO41
501
C8
SDIO_CMD_LS
4
20
2
CMD
PS_MIO40
501
E14
SDIO_CLK_LS
9
19
5
CLK
PS_MIO42
501
D8
SDIO_DAT2_LS
1
23
9
DAT2
PS_MIO45
501
B9
SDIO_DAT1_LS
7
16
8
DAT1
PS_MIO44
501
E13
SDIO_DAT0_LS
6
18
7
DAT0
PS_MIO43
501
B11
SDIO_CD_DAT3_LS
3
22
1
CD_DAT3