Bluegiga Technologies Oy

Page 7 of 31

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Pinout and Terminal Description

1

2

3

4

5

6

7

8

9

10

11

12

13

30

29

28

27

26

25

24

23

22

GND

AVDD

GND

AVDD

GND

P2_2

P2_1

P2_0

P1_7

P1_6

VDD_USB

USB+

USB-

P1_5

P0_3

RESET

P0_0

P0_1

P0_2

P0_4

P0_5

P0_6

Figure 1: BLE112

PIN

NUMBER

PAD TYPE

DESCRIPTION

RESET

29

Active low reset.

GND

1, 10, 21,

30

GND

GND

RF

31

RF (*

RF output/input for BLE112-N. With

BLE112-A and BLE112-E do not

connect.

RFGND

32

GND

RF ground. Connected to GND internally in

the module. With BLE112-A and BLE112-E

leave floating or connect to a solid GND

plane.

DVDD

20

Supply voltage

Supply voltage 2V - 3.6V

AVDD

2, 3

Supply voltage

Supply voltage 2V - 3.6V

VDD_USB

9

Supply voltage

Supply voltage 2V - 3.6V

*) RF pin is not connected in BLE112-A and BLE112-E. To use RF pin with BLE112-B please see the design

guide.

Table 1: Supply and RF Terminal Descriptions