GL422 Datasheet, PDF (26/32 Pages) GENESYS LOGIC – USB 2.0 +SD/MMC-controller Combo Solution

GL422/GL423 USB 2.0 +SD/MMC-controller Combo Solution
Digital Ground
73
CGND
P
37
E4
GND
(Double Bonding)
Digital Ground
72
PGND
P
(Double Bonding)
Digital Ground
52
CGND
P
(Double Bonding)
26
E4
GND
Digital Ground
51
PGND
P
(Double Bonding)
Digital Ground
25
CGND
P
(Double Bonding)
10
E4
GND
Digital Ground
24
PGND
P
(Double Bonding)
4.6.6 Test Interface
Table 4.6 – Test Interface
VFBGA
QFN56
54 Pin Name
Pin#
Pin#
NC
NC

NC
NC

17
E6
T2
18
F5
T3
NC
NC

NC
NC

NC
NC

Pad#
40
41
42
43
32
33
7
NC
NC

6
Pad Name Type
Description
PAD_T0
PAD_T1
PAD_T2
PAD_T3
PAD_T4
PAD_T5
PAD_T6
PAD_T7
B Dual channel flash2 bus bit0 to
B bit7. (on-chip pulled-up).
B ^{When power-on or hardware reset,}
B ^{T[3:0] is:}
B ^{4’b0000: USB CPU Test}
B
(CPUTST = 1)
B ^{4’b0001: USB UTM Scan Mode}
(UTMSCANM = 1 )
4’b0010: USB Scan Mode
(SCANMOD = 1)
B ^{4’b0011: USB UTM Test}
(UTMTEST = 1)
others: SD Controller Test Mode
(T[7:4],T[1:0] no bonding)
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