User's Manual

6
www.lairdtech.com
Laird Technologies
BTM510/511
Bluetooth
®
Multimedia Module
PIN SIGNAL DESCRIPTION VOLTAGE
SPECIFICATION
1 PIO15 / DTR Host I/O VIO
2 PIO5/BT_STATE/BT_PRIORITY Host I/O, BT Co-existence VIO
3 PCM_IN PCM Data I/P VIO
4 PCM_OUT PCM Data O/P VIO
5 PCM_SYNC PCM Sync I/P VIO
6 PCM_CLK PCM CLK I/P VIO
7 LED_EXT1 Host I/O See Note 2
8 LED_EXT0 Host I/O See Note 2
9 GND
10 VDD_USB USB supply voltage
11 VDD_IO I/O supply voltage
12 VDD_IN Main supply voltage
13 GND
14 SPI_CSB SPI bus chip select I/P VIO
15 SPI_MISO SPI bus serial O/P VIO
16 SPI_CLK SPI bus clock I/P VIO
17 SPI_MOSI SPI bus serial I/P VIO
18 PIO2/DSR Host I/O VIO
19 PIO3/RI Host I/O VIO
20 PIO1/DCD Host I/O VIO
21 PIO0/BT_ACTIVE Host I/O, BT Co-existence VIO
22 GND
23 AUDIO_GND Audio ground
24 SPKR_A_N Speaker, channel A- (left) See note 3
25 SPKR_A_P Speaker, channel A+ (left) See note 3
26 SPKR_B_N Speaker, channel B- (right) See note 3
27 SPKR_B_P Speaker, channel B+ (right) See note 3
28 MIC_BIAS Microphone bias See note 4
29 MIC_BP_C Microphone, channel A- (left) See note 4
30 MIC_BN_C Microphone, channel A+ (left) See note 4
31 MIC_AP_C Microphone, channel B- (right) See note 4
32 MIC_AN_C Microphone, channel B+ (right) See note 4
33 Unused
34 ANT Antenna connection – BTM510 (50 ohm matched)
35 Unused
36 Unused
37 Unused
38 Unused
39 Unused
40 Unused
41 Unused
42 Unused
43 Unused
44 Unused
45 USB_D- VUSB
46 USB_D+ VUSB
47 GND
48 UART_RTS Request to Send O/P VUSB
49 UART_CTS Clear to Send I/P VUSB
50 UART_TX Transmit data O/P VUSB
51 UART_RX Receive data I/P VUSB
52 PIO7/RF_ACTIVE Host I/O, BT Co-existence VIO
53 PIO6/WLAN_ACTIVE Host I/O, BT Co-existence VIO
54 Reset Module reset I/P See Note 1
SPECIFICATIONS