GL424 Genesys Logic, GL424 Datasheet - Page 22
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GL424
Manufacturer Part Number
GL424
Description
Sd/mmc Flash Card Controller
Manufacturer
Genesys Logic
Datasheet
1.GL424.pdf
(34 pages)
©2000-2007 Genesys Logic Inc. - All rights reserved.
Pad No.
PAD25
PAD26
PAD28
PAD27
PAD30
PAD31
PAD32
PAD29
PAD43
PAD42
PAD41
PAD40
PAD38
PAD35
PAD34
PAD33
D4
H5
H6
G6
E5
E4
F5
F6
J5
J6
PAD_BUSY_B
Pad Name
PAD_CE0_B
PAD_CE1_B
PAD_WE_B
PAD_WP_B
PAD_RE_B
PAD_ALE
PAD_DA0
PAD_DA1
PAD_DA2
PAD_DA3
PAD_DA4
PAD_DA5
PAD_DA6
PAD_DA7
PAD_CLE
BUSY_
WP_
DA0
DA1
DA2
DA3
DA4
DA5
DA6
DA7
Table 3.10 – Die Pad Flash Interface
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
B
B
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 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
GL424 SD/MMC Flash Card Controller
Description
Page 22