5
5
4
4
3
3
2
2
1
1
D
D
C
C
B
B
A
A
JTAG_TRST#
JTAG_TCK
JTAG_TMS
JTAG_TDI
JTAG_TDO
EE_SK
EE_CSn
EE_DI
EE_DO
I2C_SCL0
I2C_SDA0
FATAL_ERR#
PEX_INT#
3.3V_BOARD
3.3V_BOARD
3.3V_BOARD
3.3V_BOARD
3.3V_BOARD
3.3V_BOARD
3.3V_BOARD
PRB_PORT_GOOD0#
{17}
PRB_PORT_GOOD1#
{17}
PRB_PORT_GOOD2#
{17}
PRB_PORT_GOOD3#
{17}
PRB_PORT_GOOD4#
{17}
PRB_PORT_GOOD5#
{17}
PRB_PORT_GOOD6#
{17}
PRB_PORT_GOOD7#
{17}
PRB_PORT_GOOD8#
{17}
PRB_PORT_GOOD9#
{17}
PRB_PORT_GOOD10#
{17}
PRB_PORT_GOOD11#
{17}
PERST#_PCIe_SWITCH
{8,9,10,15,16}
PROCMON
{17}
PRB_HP_PWREN_C
{17}
PRB_HP_PERST_C#
{17}
PRB_HP_CLKEN_C#
{17}
PRB_HP_PWRLED_C#
{17}
PRB_HP_ATNLED_C#
{17}
PRB_HP_PERST_B#
{17}
PRB_HP_CLKEN_B#
{17}
PRB_HP_PWRLED_B#
{17}
PRB_HP_ATNLED_B#
{17}
PRB_HP_PWREN_B
{17}
PRB_HP_PERST_A#
{17}
PRB_HP_CLKEN_A#
{17}
PRB_HP_PWRLED_A#
{17}
PRB_HP_ATNLED_A#
{17}
PRB_HP_PWREN_A
{17}
PRB_HP_PWRFLT_B#
{17}
PRB_HP_PRSNT_B#
{17}
PRB_HP_MRL_B#
{17}
PRB_HP_BUTTON_B#
{17}
PRB_GPIO5
{17}
PRB_GPIO6
{17}
PRB_GPIO7
{17}
PRB_GPIO0
{17}
PRB_GPIO1
{17}
PRB_GPIO2
{17}
PRB_GPIO3
{17}
PRB_GPIO4
{17}
PRB_SPARE0
{17}
PRB_SPARE1
{17}
PRB_SPARE2
{17}
PRB_HP_PWRGD_A
{17}
PRB_HP_PWRFLT_C#
{17}
PRB_HP_MRL_C#
{17}
PRB_HP_BUTTON_C#
{17}
NT_ENABLE
{15,16}
NT_PORTSEL0
{15,16}
NT_PORTSEL1
{15,16}
UP_PORTSEL0
{15,16}
UP_PORTSEL1
{15,16}
UP_PORTSEL2
{15,16}
UP_PORTSEL3
{15,16}
STN0_PORTCFG0
{15,16}
STN0_PORTCFG1
{15,16}
STN1_PORTCFG0
{15,16}
STN1_PORTCFG1
{15,16}
STN2_PORTCFG0
{15,16}
STN2_PORTCFG1
{15,16}
I2C_ADDR0
{15}
I2C_ADDR1
{15}
I2C_ADDR2
{15}
PRB_HP_PRSNT_C#
{17}
PRB_HP_BUTTON_A#
{17}
PRB_HP_PWRGD_B
{17}
PRB_HP_MRL_A#
{17}
PRB_HP_PWRFLT_A#
{17}
PRB_HP_PRSNT_A#
{17}
STRAP_DEBUG_SEL0
{17}
STRAP_DEBUG_SEL1
{17}
I2C_SCL1
{20}
I2C_SDA1
{20}
SHPC_INT#
{20}
STRAP_PLL_BYPASS#
{15}
STRAP_FAST_BRINGUP#
{15}
STRAP_SERDES_MODE_EN#
{15,17}
STRAP_PROBE_MODE#
{15,17}
STRAP_12_PORT_MODE
{15}
I2C_SCL0
{16}
I2C_SDA0
{16}
Title
Size
Document Number
Rev
Date:
Sheet
of
91-0082-100-A
102
PEX8648 RDK - Chip Interface
PLX Technology, Inc.
870 W. Maude Avenue
Sunnyvale, CA 94085
www.plxtech.com
C
11
21
Tuesday, November 16, 2010
Title
Size
Document Number
Rev
Date:
Sheet
of
91-0082-100-A
102
PEX8648 RDK - Chip Interface
PLX Technology, Inc.
870 W. Maude Avenue
Sunnyvale, CA 94085
www.plxtech.com
C
11
21
Tuesday, November 16, 2010
Title
Size
Document Number
Rev
Date:
Sheet
of
91-0082-100-A
102
PEX8648 RDK - Chip Interface
PLX Technology, Inc.
870 W. Maude Avenue
Sunnyvale, CA 94085
www.plxtech.com
C
11
21
Tuesday, November 16, 2010
SERIAL EEPROM
SOCKET
I2C HEADERS
R33
10K
R33
10K
R28
0
R28
0
R29
5.1K
R29
5.1K
1
2
3
R22
1K
R22
1K
TPV22
TPV22
PEX 8648
Configuration Strap pins
JTAG
EEPROM
I2C
Port Status and GPIO
Hot Plug
Spare and Misc.
U1D
PEX8648
PEX 8648
Configuration Strap pins
JTAG
EEPROM
I2C
Port Status and GPIO
Hot Plug
Spare and Misc.
U1D
PEX8648
STRAP_TESTMODE[0]
Y6
STRAP_TESTMODE[1]
AF2
STRAP_TESTMODE[2]
AD4
STRAP_TESTMODE[3]
W2
STRAP_UPSTRM_PORTSEL[0]
G25
STRAP_UPSTRM_PORTSEL[1]
G24
STRAP_UPSTRM_PORTSEL[2]
G26
STRAP_UPSTRM_PORTSEL[3]
A24
STRAP_STN0_PORTCFG[0]
AD24
STRAP_STN0_PORTCFG[1]
AF24
STRAP_STN1_PORTCFG[0]
C4
STRAP_STN1_PORTCFG[1]
G1
STRAP_STN2_PORTCFG[0]
C23
STRAP_STN2_PORTCFG[1]
B24
STRAP_PLL_BYPASS#
Y26
STRAP_RESERVED17#
H24
HP_PWR_GOOD_A
W21
HP_ATNLED_A#
AC26
HP_BUTTON_A#
Y24
HP_CLKEN_A#
AA24
HP_PERST_A#
AB25
HP_PWREN_A
W22
HP_MRL_A#
AB26
HP_PRSNT_A#
AD26
HP_PWRFLT_A#
AE26
HP_PWRLED_A#
Y23
HP_PWR_GOOD_B
Y3
HP_BUTTON_B#
AB3
HP_MRL_B#
AB2
HP_PRSNT_B#
W5
HP_PWRFLT_B#
AC3
HP_PWRLED_B#
AD2
HP_ATNLED_B#
AB1
HP_CLKEN_B#
AE1
HP_PERST_B#
AD1
HP_PWREN_B
AC2
HP_PWR_GOOD_C
F25
HP_BUTTON_C#
C25
HP_MRL_C#
G21
HP_PRSNT_C#
D25
HP_PWRFLT_C#
B26
HP_PWRLED_C#
D26
HP_ATNLED_C#
B25
HP_CLKEN_C#
F24
HP_PERST_C#
G22
HP_PWREN_C
D24
PEX_PORT_GOOD[0]#
D3
PEX_PORT_GOOD[1]#
C1
PEX_PORT_GOOD[2]#
Y4
PEX_PORT_GOOD[3]#
Y2
PEX_PORT_GOOD[4]#
G2
PEX_PORT_GOOD[5]#
F1
PEX_PORT_GOOD[6]#
G3
PEX_PORT_GOOD[7]#
E1
PEX_PORT_GOOD[8]#
W25
PEX_PORT_GOOD[9]#
Y25
PEX_PORT_GOOD[10]#
W24
PEX_PORT_GOOD[11]#
AA25
SPARE0
D2
SPARE1
AA3
SPARE2
AA2
SPARE3
AA1
SPARE4
AB24
NC
W4
STRAP_RESERVED16
AE24
JTAG_TCK
B2
JTAG_TMS
B1
JTAG_TDI
C3
JTAG_TRST#
C2
JTAG_TDO
G5
EE_DI
G23
EE_DO
F26
EE_CS#
E26
EE_SK
E25
GPIO12
C26
GPIO13
E24
GPIO14
AA26
GPIO15
W23
GPIO16
AE3
GPIO17
Y5
GPIO18
AE2
STRAP_SERDES_MODE_EN#
W26
STRAP_PROBE_MODE#
Y21
STRAP_NT_ENABLE#
A3
STRAP_NT_UPSTRM_PORTSEL[0]
A2
STRAP_NT_UPSTRM_PORTSEL[1]
G6
STRAP_FAST_BRINGUP#
Y22
STRAP_DEBUG_SEL[0]
AF3
STRAP_DEBUG_SEL[1]
W6
STRAP_RESERVED3
H3
SHPC_INT#
B3
I2C_ADDR[0]
E2
I2C_ADDR[1]
F3
I2C_ADDR[2]
F2
I2C_SCL0
G4
I2C_SCL1
AC25
I2C_SDA0
E3
I2C_SDA1
AE25
PEX_INTA#
D1
PEX_PERST#
AC1
PEX_NT_RESET#
AD25
THERMAL_DIODEp
AF25
THERMAL_DIODEn
AC24
FATAL_ERR#
C24
GPIO19
AD3
STRAP_RESERVED0
W3
STRAP_RESERVED1
Y1
STRAP_RESERVED2
W1
R27
0
R27
0
R48
390
R48
390
DS2
Yellow
DS2
Yellow
2
1
JP14
1x4 HEADER
JP14
1x4 HEADER
SP1
1
SP2
2
NVM
3
GND
4
DS1
Red
DS1
Red
2
1
R30
0
R30
0
1
2
3
R21
1K
R21
1K
R44
5.1K
R44
5.1K
1
2
3
R285
5.1K
R285
5.1K
R46
0
R46
0
U2
AT25128A
U2
AT25128A
VCC
8
HOLD#
7
WP#
3
GND
4
CS#
1
SI
5
SO
2
SCK
6
R31
5.1K
R31
5.1K
1
2
3
R49
390
R49
390
R20
1K
R20
1K
R35
10K
R35
10K
R25
0
R25
0
R26
0
R26
0
R43
2.26K
1%
R43
2.26K
1%
TPV19
TPV19
R304
1K
R304
1K
TPV20
TPV20
TPV21
TPV21
JP8
HEADER 2X2
JP8
HEADER 2X2
SCL
1
GND
2
SDA
3
NC
4
R42
2.26K
1%
R42
2.26K
1%
JP9
HEADER 2X2
JP9
HEADER 2X2
SCL
1
GND
2
SDA
3
NC
4
R23
1.5K
R23
1.5K
R34
5.1K
R34
5.1K
1
2
3
R32
0
R32
0
1
2
3
TPV49
TPV49
R41
5.1K
R41
5.1K
1
2
3
R45
5.1K
R45
5.1K
1
2
3
R24
10K
R24
10K
JP7
JTAG Header
JP7
JTAG Header
GND
2
GND
4
GND
6
GND
8
GND
10
TRST#
1
TDI
3
TDO
5
TMS
7
TCK
9
