Data transmission

EMIF06-SD03F3

12/23

Doc ID 15194 Rev 2

4.2

Test circuit from SD to host

Test circuit from SD to host is shown in Figure 9. Timings are measured for the whole line

capacitance).

Figure 9.

Test circuit from SD to host

4.3

Figure 10.

HOST

SD

Chost= 5 pF

CLK.h

Tp(CLK.h

CLK

CLK

CLK

-

-

-

B)

B

B)

Dat.h

Tp(Datx.h

Datx

Dat

Datx

-

x-

-

B)

B

B)

MiniSD card

CPU

EMIF06-SD02F3

CLK-B

15pF

CLK.h

= « 1 »

15pF

MiniSD card

CPU

EMIF06-SD03F3

CLK-B

Dat-B

15pF

15pF

DAT.dir = « 1 »

CLK.f

DAT.h

15pF

15pF

0V

0V

0V

0V

50%

50%

50%

50%