User's Manual
FLC-CBM202 Datasheet
Flaircomm Microelectronics Confidential
-30-
6. Reference Design
Figure 6: Reference Design
Title
Size Document Number Rev
Date: Sheet of
CBM202CL ref erence design <Rev Code>
CBM202CL
B
1 1Thursday , September 08, 2011
TCXO1.8
TCXO1.8V
WIFI_VDDIO
WIFI_SDIO3.3V
BT_1V8
BT_VDD_IO
1 2
L2
TBD
1 2
L1
TBD
1
2
2.4G_ANT
ALA931C5
R5 NC
BT_Sleep_CLK
L8 and L9 can be replaced by short circuits,
if BT1.8V is clean
BT1.8V
C9 TBD
L3, L4, L5, L6 and L7 can be replaced by short circuits,
if WIFI3.3V and WIFI1.8V are clean
C10
2.2uF
BT_PCM2_IN
BT_PCM2_CLK
BT_PCM2_SYNC
BT_PCM2_OUT
WIFI_SD_CMD
WIFI_SD_DATA[0]
WIFI_AIO[0]
WIFI_GPIO[9]
WIFI_SD_DATA[1]
WIFI_GPIO[10]
WIFI_SD_CLK
WIFI_SD_DATA[2]
WIFI_SD_DATA[3]
match
GND
2
WIFI_VDDRF3.3V
37
WIFI_AIO0
29
WIFI_nRESET
39
GND1
38
ANTENNA
1
GND2
48
BT_VDD_RF
4
BT_VDD_AUX
3
BT_SLEEP_CLK
6
BT_nRESET
14
BT_PCM2_OUT
7
BT_WAKEUP
13
BT_PCM2_CLK
9
BT_PCM2_IN
8
BT_SPI_PCM#_SEL
11
BT_PCM2_SYNC
10
BT_VDDIO
5
BT_UART_CTS
43
BT_UART_TX
40
TCXO1.8V
12
BT_VDD_DIG
16
BT_1.8V
15
BT_UART_RTS
42
BT_UART_RX
41
WIFI_VDDIO
20
WIFI_VDD_DIG
19
WIFI_VREG_IN_DIG1.8V
17
WIFI_SD_CMD
32
WIFI_SD_CLK
31
WIFI_SD_DATA3
33
WIFI_SD_DATA2
36
WIFI_SD_DATA1
35
WIFI_SD_DATA0
34
WIFI_VREG_IN_ANA1.8V
30
WIFI_GPIO9
27
WIFI_GPIO10
26
WIFI_VDDAIO3.3V
28
EEPROM_WP
25
WIFI_VDD_SDIO
18
WIFI_SPI_MOSI
22
WIFI_SPI_CS
21
WIFI_SPI_MISO
23
BT_PCM1_IN/SPI_MOSI
44
BT_PCM1_CLK/SPI_CLK
45
BT_PCM1_SYNC/SPI_CS
46
BT_PCM1_OUT/SPI_MISO
47
WIFI_SPI_CLK
24
GND3
49
GND4
50
GND5
51
GND6
52
U1
CBM202CL
C5 100nF
C3 2.2uF
BT_UART_CTS
BT_UART_RTS
BT_UART_TX
BT_UART_RX
WIFI_nRESET
C14 470nF
L4 BLM15AG121SN1
L6 BLM15AG121SN1
BT1.8V
WIFI_SDIO3.3V must be powered on
before the initialization of host SDIO bus
L5 BLM15AG121SN1
C8 2.2uF
L7 BLM15AG121SN1
WIFI1.8V
C6 2.2uF
L8 BLM15AG121SN1
WIFI3.3V
C7
2.2uF
C11 1uF
C13 330nF
BT1.8V
C15 2.2uF
L9 BLM15AG121SN1
C4 470nF
R3 NC
VREG_IN_ANA_1V8
R4 10K
C12 1uF
L3 BLM15AG121SN1
VREG_IN_DIG_1V8
C16 1uF
VREG_IN_ANA_1V8
WIFI_VDDAIO_3V3
WIFI_VDDIO
WIFI_SDIO3.3V
BT_1V8
VREG_IN_DIG_1V8
TCXO1.8
BT_VDD_IO
WIFI_VDD_RF_3V3
C1
2.2uF
C2
2.2uF
WIFI_VDD_RF_3V3
BT POWER
WIFI POWER
R2
10K
R1
10K
CLK POWER
WIFI_SDIO3.3V
WIFI1.8
WIFI SDIO
Interface
BT1.8V
BT UART
Interface
BT_WAKEUP
BT_nRESET
WIFI_VDDAIO_3V3
BT PCM
Interface
WIFI1.8
L11 BLM15AG121SN1