Quectel BC660K-GL - Pin Assignment

NB-IoT Module Series
BC660K-GL Hardware Design
BC660K-GL_Hardware_Design 15 / 57
3.1. Pin Assignment
15 16 17 18 19 20
21 22
36 37 38 39 40 41 42 43 44
1
2
3
4
5
6
7
8
9
10
11
12
13
23
24
25
26
27
28
29
30
31
32
33
34
35
RESERVED
ADC0
USIM_GND
USIM_DATA
GND
RESERVED
RESERVED
RESERVED
RESERVED
GND
RESERVED
RESERVED
VDD_EXT
RESERVED
RESERVED
RI
PSM_EINT
MAIN_RXD
MAIN_TXD
NETLIGHT
RESET_N
USIM_VDD
VBAT
Power
GND
UART
USIM
ANT
RESERVED
45
46
47
48
49 50 51
52
53
54
55
565758
VBAT GND
14
ANT_RF
GND GND GND RESERVED DBG_TXD DBG_RXD
USIM_RST
USIM_CLK
RESERVED
BOOT
RESERVED
GND
GRFC
BC660K-GL
Top View
GPIO1
GPIO3
GPIO4
Others
RESERVED
RESERVED
GRFC2
VIO_SEL
GPIO2
GRFC1
Figure 2: Pin Assignment
Keep all reserved and unused pins unconnected.
NOTE