UNICORECOMM UM980 - Pin Definition

UM980 User Manual
8 Hardware UC-00-M32 EN R1.1
2.2 Pin Definition
1 2 3 4
5 6
7 8 9
10 11 12 13 14
42
43
44
45
46
47
48
49
50
51
52
53
54
27
26
25
24
23
22
21
20
19
18
17
16
15
41 40 39 38
37 36
35 34 33
32 31 30 29 28
GND
ANT_IN
GND
ANT_DETECT
ANT_OFF
ANT_SHORT
_N
VCC_RF
SPIS_CSN
SPIS_MOSI
SPIS_CLK
SPIS_MISO
GND
GND
RSV
NC
NC
NC
NC
PVT_STAT
RTK_STAT
ERR_STAT
RSV
RSV
NC
NC
RXD2
TXD2
BIF
BIF
TXD3
RXD3
GND
VCC
VCC
RSV
V_BCKP
GND
NC
NC
NC
GND
TXD1
RXD1
SDA
SCL
NC
NC
GND
RESET_N
NC
EVENT
NC
PPS
NC
Top View
Figure 2-2 UM980 Pin Definition
Table 2-2 Pin Description
No.
Pin
I/O
Description
1
GND
—
Ground
2
ANT_IN
I
GNSS antenna signal input
3
GND
—
Ground
4
ANT_DETECT
I
Antenna signal detection
5
ANT_OFF
O
Disable external LNA
6
ANT_SHORT_N
I
Antenna short circuit detection;
active low