MEX-BT3100P/BT3100U
MEX-BT3100P/BT3100U
29
29
5-8. SCHEMATIC DIAGRAM - MAIN Section (5/5) -
• See page 34 for Waveforms. • See page 34 for IC Block Diagrams. • See page 36 for IC Pin Function Description.
0
3.3
3.3
3.3
3.3
0
3.3
0
3.3
1.2
1.2
0.9
0.7
3.3
3.3
3.3
3.3
0
0
0
0
1.2
1.2
1.2
0
3.3
0 <3.3>
<0>
<0>
<0>
<0>
<0>
<0>
0
0
0
0
0
0
3.3
3.3
3.3
3.3
<0>
<3.3>
<3.3>
<3.3>
3.3
3.3
3.3
3.3
3.3
1.2
1.2
<0>
3.3
3.3
3.3
3.3
3.3
3.3
1.2
1.2
<3.3>
3.3
3.3
<3.3>
<0>
<0>
<0>
1.2
3.3
3.3
3.3
3.3
5
5
1.2
3.3
3.3
3.3
0
3.3
3.3
3.3
3.3
3.3
0
0
12MHz
X601
1
2
12p
C601
12p
C602
3.3k
R601
0.1
C603
10k
R607
0.1
C605
100k
R61
1
100k
R612
100
R614
100
R615
0.1
C606
0.1
C607
1
C608
1
C615
0.1
C616
100k
R643
0.1
C617
0.1
C618
0.1
C794
0.1
C619
0.1
C620
0.1
C621
0.1
C623
0.1
C622
0.1
C624
1
C625
44.2
R768
0.1
C629
0.1
C627
0.1
C628
0
R664
C666
1
C668
1
DM
DP
JL731
JL732
JL733
JL734
JL735
JL736
JL737
JL738
JL744
JL745
JL746
JL747
JL748
JL750
JL751
JL756
JL757
JL600
JL601
DC_DC
R602
1M
100
R572
100
R570
100k
R569
USB1_ON
R698
100k
JL749
BU33TD3WG-TR
IC603
S-1206B12-U3T1G
IC703
1
2
3
0.47
C662
0.47
C664
2.2k
R647
2.2k
R646
R645 100k
470
R621
JL609
JL608
JL611
JL612
G_HOST_GND
JL603
JL602
R656
100k
100k
R616
JL758
JL760
JL761
JL762
JL763
JL759
JL765
JL764
JL779
JL780
JL771
JL785
JL788
JL768
JL772
JL786
JL769
JL767
JL792
JL773
JL787
JL770
JL775
JL778
JL782
JL789
JL776
JL783
JL790
JL777
JL766
JL791
JL781
JL774
JL784
JL604
JL605
JL794
JL793
JL739
JL740
JL614
JL613
USB_OVER
JL795
JL796
JL797
JL799
10k
R610
JL623
JL624
100
R770
0
R677
0
R678
W25Q16CVSSIG-A01
IC602
MFI337S3959
IC704
R674
100k
100k
R672
100
R604
100k
R568
0
R673
10k
R679
4.7k
R680
0
R682
220
R623
220
R619
DEC_XMUTE
SP_CLK
SP_DA
TA
BSIF_GA
TE
CD_BUS1
CD_BUS2
CD_BUS3
CD_BUCK
CD_XCCE
A_A
TT
BSIF_DA
TA
BSIF_LRCK
BSIF_BCK
ZDET
MC_TX
MC_RX
DEC_INT
BSIF_INT
GHOST_ON
CD_XRST
LCD_DA
TA
LCD_CE
LCD_CLK
GHOST_RST
CD_BUS0
DOWNLD_DET
IC704
EEPROM
IC703
IC603
+3.3V REGULATOR
SERIAL FLASH
IC602
BUS1
BUS2
BUS3
(5/5)
MAIN BOARD
30
33
31
34
32
+1.2V REGULATOR
I
6
H
15
1
C
12
K
13
5
F
8
2
B
D
G
11
L
10
E
J
9
A
4
3
7
14
R638
100k
RB751V40,115
D602
BT_MIC_DET
BT_RST
BT_POWER
BT_CTS
BT_RTS
BT_TX
BT_RX
100k
R641
R631 100
R632 100
R635 100
R636 100
R637 100
R633 100
R634 100
R639
100k