Pinout For Hypertransport Sockets (J28 And J29); Table 2: Pinout For Hypertransport Sockets (J28 And J29) - Broadcom BCM91250A User Manual

BCM91250A
Board ID
J59
J60
J67
J68
J69
J70
* = a connector located on the bottom of the board.
P F
INOUT OR
Note: The table layout reflects the physical location of the pins on the connector. The middle pins
(121-132) are not shown though since they are all connected to ground (GND).
More information about these connectors can be found in
Odd Pin Name
VDD33
VDD33
VDDLDT
GND
TCK
TMS
TDI
TDO
TRST_L
SCL
SDA
LDT_RESET_L
LDT_PWROK
GND
LDT_RX_CTLn
LDT_RX_CTLp
GND
LDT_RX_CADn7
LDT_RX_CADp7
GND
GND
Page 10 Connectors
Table 1: Connector Descriptions
Description
Dual DB-9 used by UARTs (top = UART 0, bottom = UART 1)
Fan (pin 1 = no connect, pin 2 = 12VDC, pin 3 = GND)
ROM emulator write line (pin 1 = IO_WR_L, pin 2 = no connect)
External HDD activity LED connector (pin 1 = HD_ACTIVE_L, pin 2 = 5V)
External Power switch connector (pin 1 = IN, pin 2 = GND)
Alternate Fan (pin 1 = GND, pin 2 = 12VDC).
H S
YPERTRANSPORT

Table 2: Pinout For Hypertransport Sockets (J28 and J29)

Odd Pin
Number
1
3
5
7
9
11
13
15
17
19
21
23
25
27
29
31
33
35
37
39
41
B roadc om C or por ati on
(J28 J29)
OCKETS AND
Even Pin
Even Pin Name
Number
2 VDD33
4 VDD33
6 VDDLDT
8 GND
10 CLK100
12 GND
14 RDY
16 OE_L
18 WR_L
20 CS_L0
22 CS_L1
24 INT
26 RESET_L
28 GND
30 LDT_TX_CADp0
32 LDT_TX_CADn0
34 GND
36 LDT_TX_CADp1
38 LDT_TX_CADn1
40 GND
42 GND
User Manual
(Cont.)
"Web Resources" on page
Document 91250A-UM100-R
05/18/04
26.