User Manual
TiWi-uB2 / uBleu2 Module
DATASHEET
The information in this document is subject to change without notice.
TiWi-uB2 uBleu2 Datasheet Copyright © 2012 LS Research, LLC Page 6 of 25
PIN DESCRIPTIONS
Module
Pin
Name
I/O Type
Description
1
HCI_CTS
I
HCI UART CLEAR-TO-SEND
2
HCI_TX
O
HCI UART DATA TRANSMIT
3
HCI_RX
I
HCI UART DATA RECEIVE
4
HCI_RTS
O
HCI UART REQUEST-TO-SEND
5
GND
GND
GROUND
6
GND
GND
GROUND
7
GND
GND
GROUND
8
SLOW_CLK_IN
I
32.768 kHz CLOCK IN
9
GND
GND
GROUND
10
NC1
O
NO CONNECT 1 (DO NOT CONNECT)
11
NC2
O
NO CONNECT 2 (DO NOT CONNECT)
12
VBAT
PI
POWER TO MODULE (2.2V - 4.8V)
13
GND
GND
GROUND
14
BT_ANT
RF
ANTENNA, 50 OHMS
15
GND
GND
GROUND
16
nSHUTD
I
SHUTDOWN INPUT (ACTIVE LOW)
17
GND
GND
GROUND
18
VDD_IO
PI
I/O POWER SUPPLY (1.8V NOMINAL)
19
AUD_IN
I
PCM DATA INPUT (IF NOT USED, DO NOT CONNECT)
20
AUD_OUT
O
PCM DATA OUTPUT (IF NOT USED, DO NOT CONNECT)
21
AUD_CLK
IO
PCM CLOCK (IF NOT USED, DO NOT CONNECT)
22
AUD_FSYNC
IO
PCM FRAME SYNCH (IF NOT USED, DO NOT CONNECT)
23
NC3
O
NO CONNECT 3 (DO NOT CONNECT)
24
TX_DBG
O
LOGGER OUTPUT
25-33
GND
GND
GROUND
PI = Power Input
I = Input
O = Output
IO = Bi-directional Input Output Port
RF = Bi-directional RF Port
GND=Ground
Table 3 TiWi-uB2 Pin Descriptions