GL423 Genesys Logic, GL423 Datasheet - Page 26

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GL423

Manufacturer Part Number
GL423
Description
USB 2.0 +sd/mmc-controller Combo Solution
Manufacturer
Genesys Logic
Datasheet
4.6.6 Test Interface
©2000-2006 Genesys Logic Inc. - All rights reserved.
QFN56
Pin#
NC
NC
NC
NC
NC
NC
26
37
10
17
18
VFBGA
Pin#
E4
NC
NC
NC
NC
NC
NC
E4
E4
54
E6
F5
Pin Name
GND
GND
GND
T2
T3
GL422/GL423 USB 2.0 +SD/MMC-controller Combo Solution
Table 4.6 – Test Interface
Pad#
73
72
52
51
25
24
40
41
42
43
32
33
7
6
Pad Name
PAD_T0
PAD_T1
PAD_T2
PAD_T3
PAD_T4
PAD_T5
PAD_T6
PAD_T7
CGND
CGND
CGND
PGND
PGND
PGND
Type
B
B
B
B
B
B
B
B
P
P
P
P
P
P
Digital Ground
(Double Bonding)
Digital Ground
(Double Bonding)
Digital Ground
(Double Bonding)
Digital Ground
(Double Bonding)
Digital Ground
(Double Bonding)
Digital Ground
(Double Bonding)
Dual channel flash2 bus bit0 to
bit7. (on-chip pulled-up).
When power-on or hardware reset,
T[3:0] is:
4’b0000: USB CPU Test
4’b0001: USB UTM Scan Mode
4’b0010: USB Scan Mode
4’b0011: USB UTM Test
others: SD Controller Test Mode
(T[7:4],T[1:0] no bonding)
(CPUTST = 1)
(UTMSCANM = 1 )
(SCANMOD = 1)
(UTMTEST = 1)
Description
Page 26

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