2/24/2008 9T6WP
BCM7405
Preliminary Hardware Data Module
Hardware Signal Descriptions
06/29/07
Bro a d c o m C o rp o r a ti o n
Page 1-116
Pin Definition Notations
Document
7405-1HDM00-R
1
16 - GPIO
GPIO_009
STI/O
PD
3.3
8
AB33
Generic I/O port. Shared
with MII_TX_CLK /
UART_CTS_1 /
EXT_GFX_16 / Ext.
IRQb_1 / VEC_VSYNC_0
1
16 - GPIO
GPIO_010
STI/O
PD
3.3
8
W30
Generic I/O port. Shared
with MII_TX_EN /
UART_RTS_1 /
EXT_GFX_17 / Ext.
IRQb_2 / VEC_VSYNC_1
1
16 - GPIO
GPIO_011
STI/O
PD
3.3
8
W32
Generic I/O port. Shared
with MII_TXD_00 /
UART_RXD_2 /
EXT_GFX_18 / Ext.
IRQb_11
1
16 - GPIO
GPIO_012
STI/O
PD
3.3
8
V30
Generic I/O port. Shared
with MII_TXD_01 /
UART_TXD_2 /
EXT_GFX_19 / Ext.
IRQb_12
1
16 - GPIO
GPIO_013
STI/O
PD
3.3
8
W34
Generic I/O port. Shared
with MII_TXD_02 /
UART_CTS_2 /
EXT_GFX_20 / TTX0_REQ
/ Ext. IRQb_3
1
16 - GPIO
GPIO_014
STI/O
PD
3.3
8
W33
Generic I/O port. Shared
with MII_TXD_03 /
UART_RTS_2 /
EXT_GFX_21 /
TTX0_DATA / Ext. IRQb_4
1
16 - GPIO
GPIO_015
STI/O
PD
3.3
8
AA31
Generic I/O port. Shared
with MII_TX_ER / Ext.
IRQb_5 / EXT_GFX_22 /
RMX_PAUSE0
1
16 - GPIO
GPIO_016
STI/O
PD
3.3
8
Y32
Generic I/O port. Shared
with MII_MDIO / Ext.
IRQb_6 / EXT_GFX_23 /
RMX_PAUSE1
1
16 - GPIO
GPIO_017
STI/O
PD
3.3
8
Y31
Generic I/O port. Shared
with MII_COL / Ext. IRQb_7
/ EXT_GFX_VSYNC /
AUD_FS_CLK0
1
16 - GPIO
GPIO_018
STI/O
PD
3.3
8
W31
Generic I/O port. Shared
with MII_MDC / Ext.
IRQb_8 / EXT_GFX_25 /
AUD_FS_CLK1
1
16 - GPIO
GPIO_019
STI/O
PD
3.3
8
AA30
Generic I/O port. Shared
with MII_CRS / Ext. IRQb_9
/ EXT_GFX_26 /
SC_CLK_OUT
Table 1-19: Pin Descriptions (Cont.)
# of
Pins
Orcad Schematic
Block
Label
I/O
Res.
Tol.
(V)
Drv.
(mA)
Loc.
Description