User's Manual

Bluegiga Technologies Oy
Preliminary – information subject to change
Page 7 of 27
2 Pinout and Terminal Description
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15 16 17
18 19
20 21
32 31
30
29
28
27
26
25
24
23
22
GND
AVDD
GND
AVDD
GND
GND
P2_2
P2_1
P2_0
P1_7
P1_6
VDD_USB
USB+
USB‐
P1_5
DVDD
P0_7
P1_0
P1_1
P1_2
P1_3
P1_4
P0_3
RESET
P0_0
P0_1
P0_2
P0_4
P0_5
P0_6
RF
RFGND
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