Application Interfaces; Pin Assignment - Quectel BG96 Mini PCIe Hardware Design

3

Application Interfaces

The physical connections and signal levels of BG96 Mini PCIe comply with PCI Express Mini CEM
specifications. This chapter mainly describes the definition and application of the following interfaces of
BG96 Mini PCIe:

Power supply

(U)SIM interface

USB interface

UART interfaces

PCM and I2C interfaces

Control and indicator signals

Antenna interfaces

3.1. Pin Assignment

The following figure shows the pin assignment of BG96 Mini PCIe module. The top side contains BG96
module and antenna connectors.
Pin Name
WAKE#
RESERVED
RESERVED
RESERVED
GND
UART_RX
UART_TX
GND
RI
RESERVED
GND
UART_CTS
UART_RTS
GND
GND
DTR
RESERVED
GND
GND
VCC_3V3
VCC_3V3
GND
PCM_CLK
PCM_DOUT
PCM_DIN
PCM_SYNC
BG96_Mini_PCIe_Hardware_Design
Pin No.
1
3
5
7
9
PIN1
11
13
15
17
TOP
19
21
23
25
27
29
PIN51
31
33
35
37
39
41
43
45
47
49
51
Figure 2: Pin Assignment
BG96 Mini PCIe Hardware Design
Pin Name
Pin No.
2
4
6 RESERVED
8
USIM_VDD
10
USIM_DATA
PIN2
12
USIM_CLK
14 USIM_RST
16 RESERVED
18
BOT
20
W_DISABLE#
22
24
26
28
30
PIN52
32
34
36
38
40
42
LED_WWAN#
44
USIM_PRESENCE
46
48
50
52
LTE Module Series
VCC_3V3
GND
GND
PERST#
RESERVED
GND
RESERVED
I2C_SCL
I2C_SDA
GND
USB_DM
USB_DP
GND
RESERVED
RESERVED
GND
VCC_3V3
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