14
SWRS224A – FEBRUARY 2019 – REVISED AUGUST 2019
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Terminal Configuration and Functions
Copyright © 2019, Texas Instruments Incorporated
Table 4-1. Module Pin Descriptions (continued)
MODULE PIN
TYPE
CC3235 DEVICE
PIN NO.
MODULE PIN DESCRIPTION
NO.
NAME
37
VBAT1
Power
39
Power supply for the module, must be connected to battery (2.3
V to 3.6 V)
38
GND
–
–
Ground
40
VBAT2
Power
10, 44, 54
Power supply for the module, must be connected to battery (2.3
V to 3.6 V)
42
GPIO30
I/O
53
43
GND
–
–
Ground
44
GPIO0
I/O
50
46
GPIO1
I/O
55
47
GPIO2
I/O
57
48
GPIO3
I/O
58
49
GPIO4
I/O
59
50
GPIO5
I/O
60
51
GPIO6
I/O
61
52
GPIO7
I/O
62
53
GPIO8
I/O
63
54
GPIO9
I/O
64
55
GND
–
–
Thermal ground
56
GND
–
–
Thermal ground
57
GND
–
–
Thermal ground
58
GND
–
–
Thermal ground
59
GND
–
–
Thermal ground
60
GND
–
–
Thermal ground
61
GND
–
–
Thermal ground
62
GND
–
–
Thermal ground
63
GND
–
–
Thermal ground
(1) I = input; O = output; I/O = bidirectional
(2) For pin multiplexing details, see
.