Appendix A
The lower board (B)
!
5
5
4
4
3
3
2
2
1
1
D
D
C
C
B
B
A
A
This is the subboard of MicroSemiDSP
develpoment board.This board mainly
contains LEDs display and Key-press
function,and also including Reset button
and Boot button.
System LEDs
CS:011 --- Output current:5mA
AD=0: I2C slave address:0'b 1110 100X;
LED Drivers:
Power for LED Driver:
R2
R1
Notes:
1.Vout=1.204*(1+R1/R2)=3.296V;
R1=52.3K,R2=30.1K are recommended for better performance.
2.RT9043GB from RichTek for second source.
2.88V
2.27V
1.8V
1.34V
0.82V
0.30V
MODE
REC
6-Physical-Buttons:
PLAY
SET
VOL+
VOL-
MICs:
Right
Reset/Download Button:
Switch Keys:
Default OFF
When turn ON,for MicroSD
Default OFF
When turn ON,for JTAG
Connectors:
Left
Right
Left
L/R Mic Assert-Data-On Latch-Data-On
VDD High Rising-Clock-Edge Falling-clock-Edge
GND Low Falling-Clock-Edge Rising-Clock-Edge
IO18_SDA
IO23_SCL
INTB
SDB
LED_SCL
LED_SDA
Audio_IN
ZL38063_DAC1_P
LED_SDA
LED_SCL
LED_L
DO_
EN
I39_Button_Array
IO0_Boot
IO2
EN
IO23_SCL
IO18_SDA
ZL38063_DMIC_IN1
ZL38063_DMIC_IN2
ZL38063_DMIC_CLK
ZL38063_DAC1_P
IO14
IO15
IO13
IO12
LED_LDO_EN
EN
IO0_Boot
I39_Button_Array
IO2
JT_IO12_MTDI
JT_IO14_MTMS
JT_IO15_MTDO
JT_IO13_MTCK
SD_IO14
SD_IO15
SD_IO13
SD_IO12
IO12
IO13
IO12
IO14
IO15
IO14
IO15
IO13
JT_IO14_MTMS
JT_IO12_MTDI
JT_IO13_MTCK
JT_IO15_MTDO
SD_IO14
SD_IO15
SD_IO13
SD_IO12
ZL38063_DMIC_CLK
ZL38063_DMIC_IN1
ZL38063_DMIC_IN2
GND
LED_3V3
GND
LED_3V3
GND
GND
LED_3V3
GND
GND
GND
GND
GND
VCC_For_LDO
GND
GND
GND
LED_3V3
VDD33
GND
GND
GND
GND
GND
GND
GND
VDD33
GND
GND
GND
GND
GND
VDD33
VCC_For_LDO
GND
GND
ZL38063_3V3
GND
GND
ZL38063_3V3
GND
ZL38063_3V3
ZL38063_3V3
GND
ZL38063_3V3
GND
GND
ZL38063_3V3
ZL38063_3V3
GND
GND
GND
Title
Size
Document Number
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Date:
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V1.1
ESP32-LyraTD-MSC_B
D
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Friday, February 23, 2018
Title
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Document Number
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<Doc>
V1.1
ESP32-LyraTD-MSC_B
D
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Friday, February 23, 2018
Title
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Document Number
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V1.1
ESP32-LyraTD-MSC_B
D
1
1
Friday, February 23, 2018
R144
22K(1%)
D15
BLUE LED
R199
33R(5%)
R167
100K(1%)
R184
5.1K(5%)
R168
100K(1%)
R174
0R(5%)(NC)
R142
10K(5%)
R164
3.3K(1%)
TP22
1
U20
MSM261D4030H1AP(NC)
CLK
3
DATA
4
VDD
1
GND
5
SELECT
2
GND
6
GND
7
GND
8
C82
0.1uF/16V(10%)
C86
0.1uF/16V(10%)
C87
0.1uF/16V(10%)
SW2
SW_R
1
1
2
2
3
3
4
4
S3
SW_R
1
1
2
2
3
3
4
4
R206
10K(5%)
TP21
1
C92
10u
F/16V(20%
)
R177
5.1K(5%)
R138 0R(5%)
D17
BLUE LED
R183
5.1K(5%)
C79
1nF/50V(10%)
JP2
CON2x9_2P54-SMT-Female
1
1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
9
9
10
10
11
11
12
12
13
13
14
14
15
15
16
16
17
17
18
18
SW1
SW_R
1
1
2
2
3
3
4
4
R205
10K(5%)
D14
BLUE LED
C94
0.22uF/16V(10%)
R146
12K(1%)
R186
10K(5%)(NC)
R172
5.1K(5%)
D24
BLUE LED
U18
MSM261D4030H1AP
CLK
3
DATA
4
VDD
1
GND
5
SELECT
2
GND
6
GND
7
GND
8
R188
5.1K(5%)
C97
0.1uF/16V(10%)
R179
10K(5%)
R170
5.1K(5%)(NC)
R204
10K(5%)
C100 0.1uF/16V(10%)
R176
5.1K(5%)
R189
5.1K(5%)
D22
BLUE LED
L15
3A@120ohm(25%),25mohm
C89
10n
F/50V(10%
)(
NC
)
C106
100pF/50V(5%)
R201
33R(5%)
R166
5.1K(5%)
S2
SW_R
1
1
2
2
3
3
4
4
D20
BLUE LED
R193
33R(5%)
Q4
LBSS138LT1G
R178
5.1K(5%)
S1
SW_R
1
1
2
2
3
3
4
4
R139
68K(1%)
S6
SW_R
1
1
2
2
3
3
4
4
C99
0.1uF/16V(10%)
R180
52.3K(1%)
S5
SW_R
1
1
2
2
3
3
4
4
R182
100K(1%)(NC)
JP3
CON2x3_2P54-SMT-Female
1
1
2
2
3
3
4
4
5
5
6
6
R190
100K(1%)
R147
0R(5%)
C91
10u
F/16V(20%
)
R145
1K(1%)
C88
10uF/16V(20%)
C104 10uF/16V(20%)
R200
33R(5%)
S4
SW_R
1
1
2
2
3
3
4
4
R171
5.1K(5%)
R143 0R(5%)
R169
5.1K(5%)(NC)
C74
0.1uF/16V(10%)
D18
BLUE LED
U16
TPS73601DBVR@400mA
EN
3
OUT
5
VIN
1
NR/FB
4
GN
D
2
C90
0.1uF/16V(10%
)
C96
20p
F/50V(5%
)
D26
GREEN LED
C95
20p
F/50V(5%
)
R195
33R(5%)
C98
10uF/16V(20%)
D16
BLUE LED
R140
1K(1%)
R198
33R(5%)
D23
BLUE LED
R192
33R(5%)
U17
MSM261D4030H1AP
CLK
3
DATA
4
VDD
1
GND
5
SELECT
2
GND
6
GND
7
GND
8
C105
100pF/50V(5%)
R175
0R(5%)
JP1
CON2x3_2P54-SMT-Female
1
1
2
2
3
3
4
4
5
5
6
6
D13
BLUE LED
R155
6.8K(1%)
U19
MSM261D4030H1AP
CLK
3
DATA
4
VDD
1
GND
5
SELECT
2
GND
6
GND
7
GND
8
D21
BLUE LED
C101
0.1uF/16V(10%)
C103
0.1uF/16V(10%)
R173
0R(5%)
C93
30.1K(1%
)
C102
0.1uF/16V(10%)
JP4
CON2X8_2P54
1
1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
9
9
10
10
11
11
12
12
13
13
14
14
15
15
16
16
R191
5.1K(5%)
D19
BLUE LED
R165
1K(1%)
R185
5.1K(5%)
R135
10K(1%)
Q3
LBSS138LT1G
R181
5.1K(5%)
C85
1uF/25V(10%)
R187
5.1K(5%)
D25
RED LED
C81
0.1uF/16V(10%)
R207
10K(5%)
U15
IS31FL3216
OUT1
3
VCC
26
CLK
1
AD
25
SDA
24
SCL
23
R_EXT
28
INTB
21
C_FILT
27
IN
2
OUT2
4
OUT3
5
OUT4
6
OUT5
8
OUT6
9
OUT7
10
OUT8
11
OUT9
12
GND
7
Thermal Pad
29
SDB
22
OUT10
13
OUT11
14
OUT12
15
OUT13
17
OUT14
18
OUT15
19
OUT16
20
GND
16
R196
33R(5%)
Espressif
!
/15
14
2018.07