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 1-122
Pin Definition Notations
Document
7405-1HDM00-R
1
22 - GPIO
GPIO_081
STI/OD
Ext PU
5
8
AK13
Generic I/O port. Shared
with SC_IO_1 /
NDS_SC_IO / Ext. IRQb_0
1
22 - GPIO
GPIO_082
STI/O
–
5
8
AN14
Generic I/O port. Shared
with SC_CLK_1 /
NDS_SC_CLK / Ext.
IRQb_1 / UART_RXD_1
1
22 - GPIO
GPIO_083
STI/O
–
5
8
AM14
Generic I/O port. Shared
with SC_RST_1 /
NDS_SC_RST / Ext.
IRQb_2 / UART_TXD_1
1
22 - GPIO
GPIO_084
STI/O
Ext PU
/ PD
5
8
AP8
Generic I/O port. Shared
with SC_PRES_1 /
NDS_SC_PRES / Ext.
IRQb_3 / UART_CTS_1
1
22 - GPIO
GPIO_085
STI/O
Ext PU
/ PD
5
8
AP14
Generic I/O port. Shared
with SC_VCC_1 /
NDS_SC_VCC / Ext.
IRQb_4 / UART_RTS_1
1
22 - GPIO
GPIO_086
STI/O
PU
3.3
8
AL11
Generic I/O port. Shared
with LED_KD_0 /
MII_TX_CLK / DVO0_DE
1
22 - GPIO
GPIO_087
STI/O
PU
3.3
8
AK11
Generic I/O port. Shared
with LED_KD_1 /
MII_TX_EN /
DVO0_CLK_N
1
22 - GPIO
GPIO_088
STI/O
PU
3.3
8
AL10
Generic I/O port. Shared
with LED_KD_2 /
MII_TXD_00 / DVO0_00
1
22 - GPIO
GPIO_089
STI/O
PU
3.3
8
AK10
Generic I/O port. Shared
with LED_KD_3 /
MII_TXD_01 / DVO0_01
1
22 - GPIO
GPIO_090
STI/O
PD
3.3
8
AM11
Generic I/O port. Shared
with LED_LS_0 /
MII_TXD_02 / DVO0_02
1
22 - GPIO
GPIO_091
STI/O
PD
3.3
8
AN11
Generic I/O port. Shared
with LED_LS_1 /
MII_TXD_03 / DVO0_03
1
22 - GPIO
GPIO_092
STI/O
PD
3.3
8
AP11
Generic I/O port. Shared
with LED_LS_2 /
MII_TX_ER /
DVO0_VSYNC
1
22 - GPIO
GPIO_093
STI/O
PD
3.3
8
AL12
Generic I/O port. Shared
with LED_LS_3 / MII_MDIO
/ DVO0_HSYNC
1
22 - GPIO
GPIO_094
STI/O
PD
3.3
8
AK12
Generic I/O port. Shared
with LED_LS_4 / MII_COL /
DVO0_04
Table 1-19: Pin Descriptions (Cont.)
# of
Pins
Orcad Schematic
Block
Label
I/O
Res.
Tol.
(V)
Drv.
(mA)
Loc.
Description