BTM410 Datasheet, PDF (7/25 Pages) Laird Tech Smart Technology – modules from Laird are designed to meet the needs of developers who wish to add robust

BTM410/411
Bluetooth^® AT Data Module Datasheet
2.2 Pin Definitions
Table 2-2: Pin definitions
Pin #
1
2
Signal
Unused
GND
3
UART_CTS
4
UART_RXD
5
UART_RTS
6
UART_TXD
7
GND
8
SPI_CSB
9
SPI_MISO
10 SPI_MOSI
11 SPI_CLK
12 VDD_USB
13 VDD_IO
14 VDD_IN
15 GND
16 PCM_IN
17 PCM_SYNC
18 PCM_CLK
19 PCM_OUT
20 RESET
21 GPIO4
22 GPIO2 / UART_DCD
23 GND
24 Unused
25 Unused
26 Unused
27 Unused
28 GND (BTM410 only)
29 ANT (BTM410 only)
30 GND (BTM410 only)
31 Unused
32 Unused
33 Unused
34 Unused
35 Unused
36 Unused
37 Unused
38 Unused
Description
Voltage Specification
Clear to Send I/P
Receive data I/P
Request to Send O/P
Transmit data O/P
SPI bus chip select I/P
SPI bus serial O/P
SPI bus serial I/P
SPI bus clock I/P
USB & UART supply voltage
I/O supply voltage
Main supply voltage
PCM data I/P
PCM sync I/P
PCM clock I/P
PCM data O/P
Module reset I/P
I/O for host - BT_Active / BT_State
I/O for host
VUSB
VUSB
VUSB
VUSB
VIO
VIO
VIO
VIO
VIO
VIO
VIO
VIO
See note 2
VIO
VIO
Antenna connection (50 ohm matched)
See note 3
See note 3
See note 3
See note 3
See note 3
See note 3
See note 3
See note 3
See note 3
See note 3
See note 3
See note 3
See note 3
Embedded Wireless Solutions
7
Support Center:
http://ews-support.lairdtech.com
www.lairdtech.com/bluetooth
Laird Technologies
Americas: [phone]
Europe: [phone]
Hong Kong: [phone]