User Manual

TiWi-BLE TRANSCEIVER MODULE
DATASHEET
The information in this document is subject to change without notice.
330-0087-R2.1 Copyright © 2011-2013 LS Research, LLC Page 8 of 40
ModulePin
Name
I/O
Type
Buffer
Type
Logic
Level
Description
32
FM_AUD_LOUT
AO
-
-
NOT SUPPORTED, NO CONNECT
33
AUD_FSYNC
DIO
4 mA
1.8 VDC
PCM I/F
34
HCI_RX
DI
8 mA
1.8 VDC
Bluetooth HCI UART RX (*)
35
HCI_RTS
DO
4 mA
1.8 VDC
Bluetooth HCI UART RTS (*)
36
HCI_TX
DIO
8 mA
1.8 VDC
Bluetooth HCI UART TX
37
AUD_CLK
DO
4 mA
1.8 VDC
PCM I/F (*)
38
AUD_OUT
DO
4 mA
1.8 VDC
PCM I/F (*)
39
HCI_CTS
DI
4 mA
1.8 VDC
Bluetooth HCI UART CTS (*)
40
AUD_IN
DI
4 mA
1.8 VDC
PCM I/F (*)
41
BT_FUNC2
DI
4 mA
1.8 VDC
Bluetooth Wakeup[DI] / DC2DC mode[DO](*)
42
BT_FUNC4
DO
4 mA
1.8 VDC
BT_UARTD (DEBUG) (*)
43
VDD_LDO_CLASS_1P5
NC
-
-
VBAT VOLTAGE PRESENT, NO CONNECT
44
GND
GND
-
-
Ground
45
GND
GND
-
-
Ground
46
GND
GND
-
-
Ground
47
GND
GND
-
-
Ground
48
ANT
RF
-
Antenna terminal for WLAN and Bluetooth (Note
[1])
49
GND
GND
-
-
Ground
50
GND
GND
-
-
Ground
51
GND
GND
-
-
Ground
52
GND
GND
-
-
Ground
PI = Power Input
PO = Power Output
DI = Digital Input (1.8 VDC Logic Level)
DO=Digital Output (1.8 VDC Logic Level)
AI = Analog Input
AO = Analog Output
AIO = Analog Input/Output
RF = RF Port
GND = Ground
Note[1]: Antenna terminal presents d.c. short circuit to ground.
(*) indicates that pin is capable of bidirectional operation, but is used as the type shown.
Table 3 TiWi-BLE Module Pin Descriptions
All digital I/O signals use 1.8V logic. If the host microcontroller does not support 1.8V
logic, then level shifters MUST be used.