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A
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B
POWER Right
Left
AUX_IN
AUDIO_OUT
SDA
SCK
GND
GND
3V3
EN VP VN I34
I35
I32
I33
I25
I26
I27
I14
I12
GND I13
SD2
SD3
CMD
GND
I23
I22
I21
NC I19
I18
I5 NC NC I4 I0 I2 I15
SD1
SD0
CLK
GNDI13SD2SD3CMDCLKSD0SD1I15I2
ASDOUTLRCK DSDINSCLKMCLKVDD33 TXD0 GNDRXD0MTDO MTMSMTDIMTCK
JTAG
+-
+-
ON OFF
Rec Mode
Play Set Vol- Vol+
Boot RST
OFF
ON
80.6mm
95.5mm
GND
UART
I2C
I2S
+-
TX0
RX0
BAT
POWER SWITCH
UART
EN_Au ENIO0_Au IO0 IO2_Au IO2
Top ViewC1
C10
C11
C13
C14
C20
C22
C23
C24
C25
C26
C27
C28
C29
C3
C30
C32
C33
C37
C38
C39
C4
C41
C43
C44
C45
C46C47
C50
C53
C55
C56
C57
C58
C59
C61
C62
C63
C64C65
C66
C7
C72
C8
C9
D17
D2D3
D4
D8
J17
J12
J14
J9
Q1
Q5
Q6
R1R1
0
R102
R106
R11
R15
R29
R3
R30
R31
R32
R33
R34
R38
R39
R40
R41
R42
R43
R44
R45
R47
R48
R49
R5
R50
R51
R54
R55 R57
R58
R60
R61
R62
R63
R65
R66
R67
R68
R74
R75
R76
R77
R78
R79
R97
R82
R83
R87
R9
R81
U1
U5
R35
R107
R108
R114
R113
R73
J16
J15
J21
R120
R121
J4
C88
C89
R123
R124
R126C49
C42
R71
J22
J20
R122
R127
R93
J19
Q7
Q8
J18
SW3 SW4 SW1 SW2
R219
C2
J2
C216
C15
C90
C91
C92
C98
C103
C93
C94
C95
C96
C97
C219
D10D11D12D13D14
D20D19
D9
U3
R128
R129
R130R131
R132R133
R134
R135
R136
R137
R138
R139
R140
R141
R143
R14
4
R142
R23
5
R19
R24
R25
R27
C189
C190 C191
C212
C20
4
R174R175
R217
R218
R223
C133
C192
C20
7
C211
C20
2
R213
R214
R215
R216
C197 J3
L10
L11 L12
L9
R22
2
D21
Q2
C208
R224C20
9
L13
U9
U8
U14
R46
J5
R225
R22
6
R227R228
J1
R255R230R231U10
R233R234J24
J23
Q10Q9
R232
C222
R149
R23
8
R240
C217
L8
C16C17
C215
C220 C221C223
R151
R23
6
R23
7
R239
C218
L14
U11
U12
C224
C225
C101
C213
R243
R244
R245
R246
R247
R248
R250
R252 R253
R254J25 Q11
D22
R25
6R
257
R258
U15
U13U6
ANTE
NNA
ANTE
NNA
C1
C10
C11
C13C14
C20C22C23 C24
C25C26
C27C28
C29
C3
C30
C32C33
C37
C38C39
C4
C41
C43C44
C45
C46C47
C50C53
C55C56
C57
C58
C59
C61
C62
C63
C64C65
C66
C7
C72
C8C9
J17
J5
Q1
Q5
Q6
R1
R10
R102
R106
R11
R15
R29
R3
R30R31R32R33R34R38
R39
R40 R41R42
R43
R44
R45
R46
R47
R48
R49
R5
R50
R51
R54
R55
R57
R58R60 R61
R62
R63
R65R66 R67
R68
R74
R75
R76
R77R78
R79
R97
R82
R83
R87
R9
R81
U5R35
R107
R108
R114R113
R73
J21
R120
R121
C88
C89R123 R124
R126C49
C42
R71
J20
R122
R127
R93
J19
Q7
Q8
R219
C216
C15 C90C91 C92
C98
C103
C93C94 C95
C96C97
C219
D20D19
R128
R129
R130R131
R132R133
R134R135
R136R137
R138 R139R140 R141
R143R144 R142
R235
R19
R24
R25
R27
C189
C190 C191
C212
C204
R174R175R217
R218
R223
C133 C192
C207 C211
C202R213
R214
R215
R216L10
L11 L12
L9
R222
D21
Q2
C208R224
C209L13R225
R226
R227R228J1
R255R230R231U10
R233R234
J24 J23
Q10 Q9
R232
C222
R149
R238
R240
C217
L8
C16C17
C215
C220 C221C223
R151
R236
R237
R239
C218
L14
U11
U12
C224
C225
C101
C213R243
R244
R245
R246
R247
R248
R250
R252R253
R254
J25
Q11D22
R256 R257R258U15
C1
C10
C11
C13C14
C20C22C23 C24
C25C26
C27C28
C29
C3
C30
C32C33
C37
C38C39
C4
C41
C43C44
C45
C46C47
C50C53
C55C56
C57
C58
C59
C61
C62
C63
C64C65
C66
C7
C72
C8C9
J17
J5 J9
Q1
Q5
Q6
R1
R10
R102
R106
R11
R15
R29
R3
R30R31R32R33R34R38
R39
R40 R41R42
R43
R44
R45
R46
R47
R48
R49
R5
R50
R51
R54
R55
R57
R58R60 R61
R62
R63
R65R66 R67
R68
R74
R75
R76
R77R78
R79
R97
R82
R83
R87
R9
R81
U5R35
R107
R108
R114R113
R73
J16
J15
J21
R120
R121
J4C88
C89R123 R124
R126
U14
C49
C42
R71
J20
R122
R127
R93
J19
Q7
Q8
R219
C216
C15 C90C91 C92
C98
C103
C93C94 C95
C96C97
C219
D20D19
U3
R128
R129
R130R131
R132R133
R134R135
R136R137
R138 R139R140 R141
R143R144 R142
R235
R19
R24
R25
R27
C189
C190 C191
C212
C204
R174R175R217
R218
R223
C133 C192
C207 C211
C202R213
R214
R215
R216L10
L11 L12
L9
R222
D21
Q2J2
C208R224
C209L13R225
R226
R227R228J1
R255R230R231U10
R233R234
J24 J23
Q10 Q9
R232
C222
R149
R238
R240
C217
L8
C16C17
C215
C220 C221C223
R151
R236
R237
R239
C218
L14
U11
U12
C224
C225
C101
C213R243
R244
R245
R246
R247
R248
R250
R252R253
R254
J25
Q11D22
R256 R257R258U15
C1C1x1C1x2
C10C10x1
C10x2
C11C11x1
C11x2
C13C13x1C13x2
C14C14x1
C14x2
C20C20x1
C20x2C22C22x1C2
2x2
C23C23x1
C23x2
C24C24x1
C24x2
C25C25x1C25x2
C26C26x1
C26x2
C27C27x1
C27x2
C28C28x1
C28x2
C29C29x1C29x2
C3C3x1
C3x2
C30C30x1C30x2
C32C32x1C32x2C33C33x1C33x2
C37C37x1
C37x2
C38C38x1
C38x2
C39C39x1
C39x2
C4C4x1
C4x2
C41C41x1
C41x2
C43C43x1
C43x2
C44C44x1
C44x2
C45C45x1
C45x2
C46C46x1
C46x2
C47C47x1
C47x2
C50C50x1
C50x2
C53C53x1
C53x2
C55C55x1
C55x2
C56C56x1
C56x2
C57C57x1
C57x2
C58C58x1
C58x2
C59C59x1
C59x2
C61C61x1
C61x2
C62C62x1
C62x2
C63C63x1
C63x2
C64C64x1
C64x2
C65C65x1
C65x2
C66C66x1
C66x2
C7C7x1
C7x2
C72C72x1
C72x2
C8C8x1
C8x2
C9C9x1
C9x2
D17D17x1
D17x2
D2D2x1D2x2
D3D3x1
D3x2
D4D4x1D4x2
D8D8x1
D8x2
J17J17x1J17x2J17x3J17x4J17x5
J17x6
J17x7
J17x8
J17x9
J12
J12x1
J12x2
J12x3
J12x4
J12x5
J12x6
J12x7
J12x8
J14
J14x1
J14x2
J14x3
J14x4
J14x5
J14x6
J14x7
J14x8
J5J5
x1
J5x2
J5x3
J5x4
J5x5
J5x6
J5x7
J5x8
J5x9 J5x
10J5
x11
J5x12
J5x1
3
J5x14
J5x15
J9J9x1J9x2Q1Q1
x1
Q1x2
Q1x3
Q5Q5x1
Q5x2
Q5x3
Q6Q6x1
Q6x2
Q6x3
R1R1x1
R1x2
R10R10x1
R10x2
R102R102x1
R102x2
R106R106x1
R106x2
R11R11x1
R11x2
R15R15x1
R15x2
R29R29x1
R29x2
R3R3x1
R3x2
R30R30x1
R30x2R31R3
1x1R31
x2R32R32x1
R32x2R33R3
3x1R33
x2R34R34x1
R34x2R38R38x1R
38x2
R39R39x1R39x2
R40R40x1R40x2 R41R41x1R41x2 R42R42x1R
42x2
R43R43x1R43x2
R44R44x1R44x2
R45R45x1
R45x2
R46R46x1R46x2
R47R47x1
R47x2
R48R48x1R48x2
R49R49x1
R49x2
R5R5x1
R5x2
R50R50x1
R50x2
R51R51x1R51x2
R54R54x1
R54x2
R55R55x1
R55x2
R57R57x1
R57x2
R58R58x1
R58x2
R60R60x1
R60x2
R61R61x1
R61x2
R62R62x1
R62x2
R63R63x1
R63x2
R65R65x1
R65x2R66R6
6x1R66
x2 R67R67x1
R67x2
R68R68x1
R68x2
R74R74x1
R74x2
R75R75x1
R75x2
R76R76x1
R76x2
R77R77x1R77x2
R78R78x1
R78x2
R79R79x1
R79x2
R97R97x1
R97x2
R82R82x1
R82x2
R83R83x1
R83x2
R87R87x1
R87x2
R9R9x1
R9x2
R81R81x1
R81x2
U1U1x1U1x2U1
x3U1x4U1x5
U1x6U1x7U
1x8
U1x9
U1x10
U1x11
U1x12
U1x13
U1x14
U1x15U1x16U1x17U1x18U1x19U1x20U1x21U
1x22
U1x23
U1x24
U1x25
U1x26
U1x27
U1x28
U1x29
U5
U5x1U5x2U5x3U5x4U5x5U5x6U5x7U
5x8
U5
x9
U5x10
U5x11
U5x12
U5x13
U5x14
U5x15U5x16U5x17
U5x18U5x19U5x20
U5x21U5x22
U5x23
U5x24
U5x25
U5x26
U5x27
U5x28
U5x29
R35R35x1
R35x2
R107R107x1
R107x2
R108R108x1R108x2
R114R114x1R114x2
R113R113x1R113x2
R73R73x1
R73x2
J16J16x1
J16x2
J15J15x1
J15x2
J21J21x1
J21x2
J21x3
J21x4
J21x5
J21x6
R120R120x1
R120x2
R121R121x1
R121x2
J4J4x1J4x2C88C88x1C88x2
C89C89x1
C89x2
R123R123x1
R123x2 R124R1
24x1R124
x2
R126R126x1
R126x2
U14U14x1U14x2
U14x3U14x4U14x5
U14x6U14x7
U14x8 U14x9
C49C49x1
C49x2
C42C42x1C42x2
R71R71x1
R71x2
J22J22x
1J22
x2J22
x3
J20J20x1
J20x2
J20x3
J20x4
R122R122x1R122x2
R127R127x1
R127x2
R93R93x1R93x2
J19J19x1
J19x2
J19x3
J19x4
Q7Q7x1
Q7x2
Q7x3
Q8Q8x1
Q8x2
Q8x3
J18
J18x
1
J18x
2
J18x
3
J18x
4
J18x
5
J18x
6
J18x
7
J18x
8J1
8x9
J18x10
J18x11
J18x12
J18x13
J18x14
J18x15
J18x16
SW3
SW3x1
SW3x2
SW3x3
SW3x4
SW4
SW4x1
SW4x2
SW4x3
SW4x4
SW1
SW1x1
SW1x2
SW1x3
SW1x4
SW2
SW2x1
SW2x2
SW2x3
SW2x4
TP5TP5x1 TP6TP6x1TP3TP3x1 TP4TP4x1
R219R219x1
R219x2
C2C2x1C2x2
C216C216x1
C216x2
C15C15x1
C15x2 C90C9
0x1C90
x2
C91C91x1
C91x2 C92C9
2x1C92
x2
C98C98x1
C98x2
C103C103x1
C103x2
C93C93x1
C93x2
C94C94x1
C94x2
C95C95x1C95x2
C96C96x1
C96x2
C97C97x1
C97x2
C219C219x1
C219x2
D10D10x
1
D10x
2D11D11x
1
D11x
2D12D12x
1
D12x
2D13D13x
1
D13x
2D14D14x
1
D14x
2
D20D20x1
D20x2
D19D19x1
D19x2
D9D9x1
D9x2
U3U3x1
U3x2
U3x3
U3x
4
R128R128x1
R128x2
R129R129x1
R129x2
R130R130x1
R130x2
R131R131x1
R131x2
R132R132x1
R132x2
R133R133x1
R133x2
R134R134x1R134x2
R135R135x1
R135x2
R136R136x1
R136x2
R137R137x1
R137x2
R138R138x1R138x2
R139R139x1R139x2
R140R140x1R140x2
R141R141x1R141x2
R143R143x1
R143x2R144R144x1R1
44x2
R142R142x1R142x2
R235R235x1R235x2
R19R19x1
R19x2
R24R24x1R24x2
R25R25x1
R25x2
R27R27x1
R27x2
C189C189x1
C189x2
C190C190x1
C190x2 C191C1
91x1C191
x2
C212C212x1C212x2
C204C204x1C204x2
R174R174x1
R174x2R175R175x1
R175x2
R217R217x1R217x2
R218R218x1
R218x2
R223R223x1
R223x2
C133C133x1
C133x2
C192C192x1
C192x2
C207C207x1
C207x2 C211C211
x1C211
x2
C202C202x1
C202x2
R213R213x1
R213x2
R214R214x1
R214x2
R215R215x1
R215x2
R216R216x1
R216x2
C197
C197x1C197x2
J3J3x1
J3x2
J3x3
L10L10x1
L10x2
L11L11x1
L11x2 L12L12x1
L12x2
L9L9x1
L9x2
R222R222x1
R222x2
D21
D21x1
D21x2
Q2Q2x1Q2x2
Q2x3J2J2x1J2x2
C208C208x1
C208x2
R224R224x1
R224x2
C209C209x1
C209x2
L13L13x1
L13x2 U9U9x1
U9x2U9x3 U9x4
U9x5
U8U8x1U8x2
U8x3 U8x4U8x5
R225R225x1
R225x2
R226R226x1
R226x2
R227R227x1
R227x2R228R228x1
R228x2
TP1TP1x1
TP2TP2x1J1J1x1J1x2J1x3J1x4
J1x5J1x
6J1x
7
J1x8
J1x9
R255R255x1
R255x2R230R230
x1
R230x2
R231R231x1
R231x2U10U10x
1U10x
2 U10x3
R233R233x1
R233x2R234R234x1
R234x2
J24J24x1
J24x2 J23J23x1
J23x2
Q10Q10x1
Q10x2
Q10x3 Q9Q9
x1
Q9x2
Q9x3
R232R232x1
R232x2
C222C222x1
C222x2
R149R149x1
R149x2
R238R238x1
R238x2
R240R240x1
R240x2
C217C217x1
C217x2
L8L8x1
L8x2
C16C16x1
C16x2
C17C17x1
C17x2
C215C215x1
C215x2
C220C220x1
C220x2 C221C221x1
C221x2
C223C223x1
C223x2
R151R151x1
R151x2
R236R236x1
R236x2
R237R237x1
R237x2
R239R239x1
R239x2
C218C218x1
C218x2
L14L14x1
L14x2
U11U11x1U11x2U11x3U11x4 U11x5U11x6U11x7U11x8
U12U12x1U12x2U12x3U12x4 U12x5U12x6U12x7U12x8
C224C224x1
C224x2
C225C225x1
C225x2
C101C101
x1C1
01x2
C213C213
x1C2
13x2
R243R243x1
R243x2
R244R244x1
R244x2
R245R245x1
R245x2
R246R246x1
R246x2
R247R247x1
R247x2
R248R248x1
R248x2
R250R250x1
R250x2
R252R252x1
R252x2 R253R253x1
R253x2
R254R254x1
R254x2
J25J25x1
J25x2
Q11Q11x1
Q11x2
Q11x3
D22D22x1
D22x2
R256R256x1
R256x2 R257R257x1R2
57x2
R258R258x1
R258x2 U15U15x1
U15x2U15x3 U15x4
U15x5U15x6
U13
U13x
1U1
3x2
U13x
3U1
3x4
U13x
5U1
3x6
U13x
7U1
3x8
U13x
9U1
3x10
U13x
11U1
3x12
U13x
13U1
3x14
U13x15U13x16
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ESP32-LyraT V4.3
Bottom View95.5mm
80.6mm
J17
J17x6
J17x7
J17x8
J17x9
J12J12x7 J12x8
J14J14x7 J14x8
J5J5x14
J5x15
J9J9x1J9x2
J16J16x1
J16x2
J15J15x1
J15x2
J21 J21x1
J21x2
J21x3
J21x4
J21x5
J21x6
J4J4x1J4x2
J22 J22x1
J22x2
J22x3
J20 J20x1
J20x2
J20x3
J20x4 J19 J19x1
J19x2
J19x3
J19x4
J3J3x1
J3x2
J3x3
J2J2x1
J2x2
J1J1x
6J1x
7
J1x8
J1x9
J24 J24x1
J24x2J23 J23x1
J23x2 J25 J25x1
J25x2