GL424-WMGXX Genesys Logic, Inc., GL424-WMGXX Datasheet - Page 21
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GL424-WMGXX
Manufacturer Part Number
GL424-WMGXX
Description
SD/MMC Flash Card Controller
Manufacturer
Genesys Logic, Inc.
Datasheet
1.GL424-WMGXX.pdf
(34 pages)
3.2.3 Flash Interface
©2000-2007 Genesys Logic Inc. - All rights reserved.
Pin No.
Pin No.
D5
D6
44
45
B6
C5
C6
E6
12
14
13
46
45
44
15
33
34
35
36
38
41
42
43
11
Pin Name
Pin Name
HDATA6
HDATA7
BUSY_
CE0_
CE1_
CE0_
CE1_
WE_
WE_
WP_
CLE
ALE
DA0
DA1
DA2
DA3
DA4
DA5
DA6
DA7
ALE
CLE
RE_
RE_
Table 3.9 - 54 PIN VFBGA Flash Interface
Table 3.8 - 46 PIN LQFN Flash Interface
Type
Type
B
B
B
B
B
B
B
B
B
B
B
B
B
B
B
B
B
B
B
B
B
B
B
B
MMC mode: HDATA6 from/to HOST.
MMC mode: HDATA7 from/to HOST.
‘0’ for FLASH chip 0 to select active (low-active).
‘0’ for FLASH chip 1 to select active (low-active).
FLASH command latch enable
FLASH address latch enable
FLASH read enable (low active)
FLASH write enable (low active)
FLASH ready when high, busy when low.
FLASH write protect (low active)
FLASH bus bit0
FLASH bus bit1
FLASH bus bit2
FLASH bus bit3
FLASH bus bit4
FLASH bus bit5
FLASH bus bit6
FLASH bus bit7
‘0’ for FLASH chip 0 to select active (low-active).
‘0’ for FLASH chip 1 to select active (low-active).
FLASH address latch enable
FLASH command latch enable
FLASH read enable (low active)
FLASH write enable (low active)
GL424 SD/MMC Flash Card Controller
Description
Description
Page 21