GL422/GL423 USB 2.0 +SD/MMC-controller Combo Solution
4.6.7 Use Flash Interface as USB Test Interface
This interface is shared with Flash Interface. This is only for testing. In test mode, the flash interface will be
used for USB test patterns:
Table 4.7 –Use Flash Interface as USB Test Interface
SCAN
MOD
DO4
UTM
TEST
TERM
SUSP
OP1
UTM
CPU
Pin Name Pad#
Pad Name
Type
SCANM TEST
CE0_
CE1_
CLE
ALE
RE_
65
66
67
68
64
69
PAD_CE0_B
PAD_CE1_B
PAD_CLE
B
B
B
B
B
B
DO4
DO7
DO7
PAD_ALE
OP0
PAD_RE_B
PAD_WE_B
DO6
DO1
RXERR
RXV
DO6
DO1
WE_
SCANTE
ST
BUSY_
63
PAD_BUSY_B
B
TXVH
SCANTEST
WP_
DA0
DA1
DA2
DA3
DA4
DA5
DA6
DA7
71
44
45
46
47
48
50
61
62
PAD_WP_B
PAD_DA0
PAD_DA1
PAD_DA2
PAD_DA3
PAD_DA4
PAD_DA5
PAD_DA6
PAD_DA7
B
B
B
B
B
B
B
B
B
VMI
VPI
RXACT
TXV
DO2
DO0
PLLDIS
DataO_Sel
TXRDY
DO2
DO0
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