GL422/GL423 USB 2.0 +SD/MMC-controller Combo Solution

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4.6.8 Use Card Interface as USB Test Interface

This interface is shared with card interface. This is only for testing. In test mode, the card interface will be

also used for USB test patterns:

Table 4.8 –

Use Card Interface as USB Test Interface

Pin Name

Pad#

Pad Name

Type

SCAN

MOD

UTM

TEST

UTM

SCANM

CPU

TEST

UCLK

26

PAD_UCLK

B

SCAN_EN

UCMD

19

PAD_UCMD

B

DO5

SPEED

DO5

HDATA0

29

PAD_UDATA0

B

DI0

D0

DI0

P1.0

HDATA1

38

PAD_UDATA1

B

DI1

D1

DI1

P1.1

HDATA2

13

PAD_UDATA2

B

DI2

D2

DI2

P1.2

HDATA3

15

PAD_UDATA3

B

DI3

D3

DI3

P1.3

HDATA4

17

PAD_UDATA4

B

DI4

D4

DI4

P1.4

HDATA5

22

PAD_UDATA5

B

DI5

D5

DI5

P1.5

HDATA6

34

PAD_UDATA6

B

DI6

D6

DI6

P1.6

HDATA7

36

PAD_UDATA7

B

DI7

D7

DI7

P1.7