IBASE SMARC-EVK1 - Manual (Page 32)

6 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
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