Interfaces, Pci express, Pcie signals – IBASE SMARC Evaluation Kit User Manual
Page 32: Smarc evaluation kit
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SMARC Evaluation Kit
4.2. Interfaces
4.2.1. PCI Express
PCIe Signals
Pin
Signal Name
I/O
Type
Power Rail
Description
P83
PCIE_CLK1P
O
PCIe
Differential PCIe reference clock output
P84
PCIE_CLK1N
O
PCIe
P89
PCIE_TXP
O
PCIe
Differential PCIe transmit data pair
P90
PCIE_TXM
O
PCIe
P86
PCIE_RXP
I
PCIe
Differential PCIe receive data pair
P87
PCIE_RXM
I
PCIe
S146
PCIE_WAKE#
I
CMOS
3.3V
PCIe wake up signal
P75
PCIE_RST#
O
CMOS
3.3V
PCIe reset output
S49
I2C4_SDA
I/O
OD
3.3V
I2C interface data, some PICe device need SMB interface for
special configuration
S48
I2C4_SCL
O
OD
3.3V
I2C interface clock, some PICe device need SMB interface for
special configuration
Reference Schematic
*
Notice
* : SMARC PINS48~PINS49 are I2C4, which is activated in RM-F6SO-SMC and RM-F600-SMC
module only. Users who need to adopt I2C in RM-F6DU-SMC or RM-F6QD-SMC, please connect it from
I2C1~I2C3 in the carrier board.
C80
0.1UF/25V/4
C62
0.1UF/25V/4
C87
0.1UF/25V/4
R58
10K/4
+3.3V_VCC
UIM_VPP
UIM_DATA
PCIE_WAKE#
13
C61
0.1UF/25V/4
+3.3V_VCC
C83
0.1UF/25V/4
C78
0.1UF/25V/4
KEY
J9
FOXCONN_AS0B226-S99Q-7H
WAKE#
1
RSVD1
3
RSVD2
5
CLKREQ#
7
GND1
9
REFCLK-
11
REFCLK+
13
GND2
15
RSVD3
17
RSVD4
19
GND3
21
PER_N0
23
PER_P0
25
GND4
27
GND5
29
PET_N0
31
PET_P0
33
GND6
35
RSVD5
37
RSVD6
39
RSVD7
41
RSVD8
43
RSVD9
45
RSVD10
47
RSVD11
49
RSVD12
51
+3V_1
2
GND7
4
+1.5V_1
6
RSVD13
8
RSVD14
10
RSVD15
12
RSVD16
14
RSVD17
16
GND8
18
RSVD18
20
PERST#
22
+3V_AUX
24
GND9
26
+1.5V_2
28
SMB_CLK
30
SMB_DATA
32
GND10
34
USB_D-
36
USB_D+
38
GND11
40
LED_WWAN#
42
LED_WLAN#
44
LED_WPAN#
46
+1.5V_3
48
GND12
50
+3V_2
52
GND
57
GND
58
+3.3V_VCC
LED3
LTST-C190KGKT_GRN
C
A
+1.5_VCC
LED2
LTST-C190KGKT_GRN
C
A
LED_WLAN#
+3.3V_VCC
C89
0.1UF/25V/4
+3.3V_VCC
LED_WPAN#
LED4
LTST-C190KGKT_GRN
C
A
UIM_VPP
UIM_DATA
+1.5_VCC
+3.3V_VCC
UIM_RST
UIM_CLK
UIM_PWR
R90
330/4
LED_WWAN#
LED_WPAN#
LED_WLAN#
+1.5_VCC
+1.5_VCC
R89
330/4
UIM_RST
UIM_CLK
UIM_PWR
R88
330/4
C85
4.7UF/16V/6
I2C4_SDA 8,13
+3.3V_VCC
PCIE_RXM
13
PCIE_TXM
13
PCIE_CLK1_N
13
PCIE_TXP
13
PCIE_RXP
13
PCIE_RST#
13
PCIE_CLK1_P
13
I2C4_SCL
8,13
LED_WWAN#
C65
4.7UF/16V/6
DOWN_USB_PA2+ 13
DOWN_USB_PA2- 13
J10
WIN WING_WSCD-06ACP1U4
VCC
1
RESET
2
CLK
3
GND
4
VPP
5
I/O
6