Table of Contents
Advertisement
BLUETOOTH(LBMA-2C67B2,M301)
VBAT
VIN
3
GND
R344
2
BT_EN
STBY
1
330
BH28FB1WHFV
C312
C313
4.7u
0.1u
2V8_VBT
C315
0.1u
U304
TC7SH08FS
5
1
VCC
USC3
4
PCM_SYNC8
3
PCM_TX
GND
2
PCM_EN
USC_1
USC_2
2V8_VBT
U303
VOUT
4
BGND
6
NC
5
C637
C314
15p
2.2u
_BT_RST
2V8_VMEM
C319
0.1u
U305
MAX4717EBC-T
C2
C4
PCM_RX
IN1
NO1
A2
A4
PCM_TX
IN2
NO2
USC_301
C3
C1
USC1
COM1
NC1
USC_302
A3
A1
USC2
COM2
NC2
R354
10K
Figure 3-30. BT MODULE
- 51 -
3. TECHNICAL BRIEF
BLUETOOTH
R345
0
R346
R347
NA
NA
M301
LBMA-2C67B
16
22
RESETB
VDD_1_8V
21
VDD_DIG
3
C316
VDD_VREGIN
1
NA
PIO0
2
4
PIO1
GND1
7
6
PIO2
GND2
8
11
PIO3
GND3
9
25
PIO4
GND4
10
PIO5
27
R348
UART_TX
24
R349 47
UART_RX
28
23
NC
UART_RTS
26
UART_CTS
R350
13
19
SPI_CLK
PCM_IN
14
17
R351
SPI_CSB
PCM_OUT
R352
12
18
SPI_MOSI
PCM_SYNC
R353 47
15
20
SPI_MISO
PCM_CLK
ANT301
FEEDING
NC
BT_ANT
2V8_VBT
1608
1608
C317
C638
C318
2.2u
15p
2.2u
47
DEBUG_RX
DEBUG_TX
47
PCM_TX
47
PCM_RX
47
PCM_SYNC8
USC0
Advertisement
Table of Contents
