Pci Express* Routing; Pci Express* X1 Port0; Pci Express* X1 Port1; Pci Express* X1 Port2 - Intel Atom E660 User Manual

Table 17.

Carrier Board LEDs

Target
Power
HDD
SDIO
POST Code
LAN Port(*3)
PCIe*
miniCard
Notes:
1. D3-D1 are power status indicator; if the power status is S5, then D1 LED is on; if the power status is
S3, then D1 and D2 LED are on; if the power status is S0, then D1 to D3 LED are on.
2. HDD LED of the front panel is status indication of HDD access. These signals are controlled from SIO.
3. LAN ACT(D13), LINK(D14) LEDs are indicated by the build-in LED in the LAN connector.
4. X44 other pins assigned are omitted.
4.6

PCI Express* Routing

4.6.1

PCI Express* x1 Port0

This is the first PCIe* port from the COM Express* module. It connects to the Intel
PCH EG20T.
4.6.2

PCI Express* x1 Port1

This is the second PCIe* port from the COM Express* module. The PCI Express* port 1
link connects to a PCIe*-PCI bridge (Pericom PI7C9X111SL*) which provides one PCI
slot (X12).
4.6.3

PCI Express* x1 Port2

This is the third PCIe* port from the COM Express* module. It connects to a x4 PCIe*
slot (X52).
®
Intel Atom™ Processor E660 with Intel
User Manual
48
LED
Silk Status Indication
D1 S5 Indication(*1)
D2 S3 Indication(*1)
D3 S0 Indication(*1)
D4 COMe_HDD
D5 SATA0
D6 SATA1
D7 SDIO0
D8 SDIO1
POST Code Port80h
D9 (HIGHNIBBLE) (7
segments)
POST Code Port80h (LOW
D10
NIBBLE) (7 segments)
D11 LED0 (ACT)
D12 LED1 (LINK)
D13 LED2
D14 WWAN
D15 WLAN
D16 WPAN
®
Platform Controller Hub EG20T Development Kit
Reference Board Summary
FP-Header (X44)(*4)
Color No. Status Indication
S0 Indication
red 2
(LED_GRN)
yellow 4 -
green - -
COMe_HDD/
green 3
SATA0/SATA1(*2)
green 3 -
green - -
green - -
green - -
red - -
red - -
yellow - -
green - -
green - -
green - -
green - -
green - -
Document Number: 324213-002
®
January 2012