2/24/2008 9T6WP
BCM7405 Preliminary Hardware Data Module
Hardware Signal Descriptions 06/29/07
Broadcom Corporation
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
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