3. H/W Circuit Description
- 39 -
3.8 Bluetooth Interface
Figure 26. Bluetooth I/F
TP304
TP303
2V8_VBT
R301
0
0.1u
C304
1000p
TP306
C314
R312
NA
C306
0.1u
2V8_VBT
R305
2.7nH
R314
0
R308
47K
NA
R311
1u
C313
C303
1000p
V_IO
0
R302
0
R313
ANT301
FEEDING
NC
1u
C307
1u
C305
1u
NA
R306
C310
TP301
2V8_VBT
FL301
DEA202484HT-8002A1
G1
G2
G3
G4
IN
OUT
TM1
B4
B3
TM2
D5
UART_CTS_N
E5
UART_RTS_N
UART_RXD
F6
UART_TXD
E4
VDDC
G4
VDDO
F4
A3
VDDO_USB
VDDRF
G2
G5
VREGIN
VREG_CTL
F2
XTALP
A2
GPIO_6
C4
C3
GPIO_7
A5
HUSB_DN
HUSB_DP
A4
F1
LPOIN
G3
NC
PCM_CLK
B6
PCM_IN
C6
PCM_OUT
D6
PCM_SYNC
E6
B1
RF
D1
RFIOP
F3
RST_N
SCL
E2
F5
SDA
B5
TM0
U301
EWSMNBUXX
A1
GND1
GND2
A6
GND3
B2
C1
GND4
E1
GND5
G1
GND6
GND7
G6
GPIO_0
D4
D3
GPIO_1
E3
GPIO_2
GPIO_3
C2
GPIO_4
D2
C5
GPIO_5
R303
2p
1u
C309
NA
R315
C514
3p
TP305
1u
C308
TP302
BT_RESET
BT_26MHZ
DBB_BT_INT
BT_DBB_INT
BT_MAIN_CLK_EN
CLK32K_OUT
PCM_CLK_BT
PCM_TX_BT
PCM_RX_BT
PCM_SYNC_BT
UART_RTS_BT
UART_CTS_BT
UART_TX_BT
UART_RX_BT
Pin
scription
GPIO_0
Bluetoth device wake-up.
GPIO_1
Host wake-up..
XTALP
Crystal or oscillator reference input.
VREG_CTL
Internal regulator controller.
RF
RF I/O antenna port.
RST_N
Bluetooth reset
TM0~2
Set test mode.
LPOIN
Low Power Oscillator input.
RFIOP
RF I/O tunning port
VDDO
Digital I/O power supply
GPIO_5
Crystal power-down or crystal power-up.
VREGIN
Unregulated main power supply
VDDC
Baseband core power supply.
HUSB_DP
Host USB differential data.
HUSB_DN
Host USB differential data.
UART_CTS_N
UART clear to send.
UART_TXD
UART Tx data.
UART_RTS_N
UART request to send.
UART_RXD
UART Rx data.
PCM_CLK_BT
PCM bit clock.
PCM_TX_BT
PCM data output.
PCM_RX_BT
PCM data input.
PCM_SYNC_BT
PCM sync signal
Summary of Contents for MG810c
Page 1: ...Date May 2006 Issue 1 0 Service Manual MG810c MG810d Service Manual Model MG810c MG810d ...
Page 3: ... 2 ...
Page 5: ......
Page 46: ...4 TROUBLE SHOOTING 45 WR CS ADSSSSS CS ADSSSSS WR ...
Page 52: ...4 TROUBLE SHOOTING 51 G 1 Speaker Receiver Trouble Shooting Common Path ...
Page 53: ...4 TROUBLE SHOOTING 52 G 2 Speaker Receiver Trouble Shooting Acoustic Path ...
Page 54: ...4 TROUBLE SHOOTING 53 G 3 Speaker Receiver Trouble Shooting MP3 AAC Path ...
Page 55: ...4 TROUBLE SHOOTING 54 G 4 Speaker Receiver Trouble Shooting FM Radio Path ...
Page 56: ...4 TROUBLE SHOOTING 55 G 5 Main Mic Path Trouble Shooting ...
Page 57: ...4 TROUBLE SHOOTING 56 G 6 Ear Mic Receiver Path Trouble Shooting ...
Page 58: ...4 TROUBLE SHOOTING 57 G 7 Ear Mic Mic Path Trouble Shooting ...
Page 59: ...4 TROUBLE SHOOTING 58 G 8 Vibrator Trouble Shooting ...
Page 60: ...4 TROUBLE SHOOTING 59 4 2 RF Part Troubleshooting A RF Receiving Path Trouble Shooting ...
Page 64: ...4 TROUBLE SHOOTING 63 E RF Receiving Path Trouble Shooting FEM 1 ...
Page 65: ...4 TROUBLE SHOOTING 64 F RF Receiving Path Trouble Shooting FEM 2 ...
Page 67: ...4 TROUBLE SHOOTING 66 H RF Transmitter Path Trouble Shooting ...
Page 73: ...4 TROUBLE SHOOTING 72 N RF Transmitter Path Trouble Shooting FEM 1 ...
Page 74: ...4 TROUBLE SHOOTING 73 O RF Transmitter Path Trouble Shooting FEM 2 ...
Page 84: ...6 Block Diagram 83 6 Block Diagram ...
Page 85: ... 84 ...
Page 96: ... 95 8 PCB LAYOUT ...
Page 97: ... 96 8 PCB LAYOUT ...
Page 98: ... 97 8 PCB LAYOUT ...
Page 99: ... 98 8 PCB LAYOUT ...
Page 100: ... 99 8 PCB LAYOUT ...
Page 101: ... 100 8 PCB LAYOUT ...
Page 111: ... 110 ...
Page 113: ... 112 ...
Page 133: ...Note ...
Page 134: ...Note ...