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1
A
+3V3
C302
104
U303
11
15
SCLK
QA
12
1
SR_STROBE_BUF
LCLK
QB
LED_DI
14
2
LED_DI
DI
QC
LED_OE#
13
3
LED_OE#
OE
QD
10
4
RST
QE
5
QF
6
QG
R300
+3V3
C300
7
QH
47R
9
DO
104
GND
SN74LV595APWR
2
4
SR_CLK
SR_CLK
1
U300
GND
NC
74LVC1G17SE-7
+3V3
C303
GND
B
+3V3
C301
104
R301
U304
47R
104
GND
11
15
SCLK
QA
12
1
LCLK
QB
SR_STROBE
2
4
14
2
SR_STROBE
DI
QC
1
U301
13
3
NC
OE
QD
74LVC1G17SE-7
10
4
RST
QE
5
QF
GND
6
QG
7
QH
+3V3
9
DO
SN74LV595APWR
R334
1M
GND
+3V3
C307
+3V3
R335
1M
104
R336
U305
1M
11
15
SCLK
QA
GND
12
1
LCLK
QB
14
2
DI
QC
R337
13
3
OE
QD
1M
10
4
RST
QE
5
QF
6
QG
7
QH
GND
9
DO
End Termination Resistors
C
SN74LV595APWR
GND
FULL LEVEL
BANK A
BANK B
S300
S302
S304
SW0
SW1
PlasticKey
PlasticKey
PlasticKey
D300
D302
R311
R313
R315
LED32
LED33
33R
33R
33R
BLUE
BLUE
GND
GND
GND
TIME DIVISION
STOP
PLAY
S301
S303
S305
SW4
SW5
PlasticKey
PlasticKey
PlasticKey
D301
D303
R312
R314
R316
LED36
LED37
33R
33R
33R
BLUE
BLUE
GND
GND
GND
D
1
2
GND
LED54
LED53
LED52
LED51
LED50
LED49
LED48
R304
220R
GND
LED47
LED46
LED45
LED44
LED43
LED42
LED41
LED40
R306
220R
GND
LED39
LED38
LED37
LED36
LED35
ARP
S310
LED34
LED33
LED32
PlasticKey
D310
R307
R321
LED_DO
LED_DO
220R
33R
BLUE
GND
LATCH
S311
PlasticKey
D311
R322
33R
BLUE
GND
BANK C
BANK D
TEMPO
S306
S308
S312
SW2
SW3
SW8
PlasticKey
PlasticKey
PlasticKey
D304
D306
D308
D312
R317
R319
R323
LED34
LED35
LED40
33R
33R
33R
BLUE
BLUE
BLUE
BLUE
GND
GND
GND
LOOP
REC
OCTAVE DOWN
S307
S309
S313
SW6
SW7
SW12
PlasticKey
PlasticKey
PlasticKey
D305
D307
D309
D313
R318
R320
R324
LED38
LED39
LED44
33R
162R
33R
BLUE
BLUE
RED
BLUE
GND
GND
GND
2
3
4
3
SHIFT
MAIN
S314
S317
4
SW16
SW17
SW18
PlasticKey
PlasticKey
D314
D317
R325
R328
LED48
LED49
LED50
33R
BLUE
33R
BLUE
GND
GND
GND
BROWSER
S318
SW19
SW20
PlasticKey
D318
R329
LED51
LED52
33R
BLUE
S322
GND
PlasticKey
ROLL
CONTROL
S315
S319
SW9
SW10
SW11
PlasticKey
PlasticKey
D315
D319
R326
R330
LED41
LED42
LED43
33R
33R
BLUE
BLUE
GND
GND
OCTAVE UP
MULTI
PAGE LEFT
S316
S320
S321
SW13
SW14
SW15
PlasticKey
PlasticKey
PlasticKey
D316
D320
R327
R331
R332
LED45
LED46
LED47
33R
33R
33R
BLUE
BLUE
GND
GND
GND
3
4
5
+3V3
RP300
RP301
10K
10K
SW0
11
12
SW1
13
SW2
SW3
14
3
SW4
SW5
4
5
SW6
6
SW7
+3V3
RP302
RP305
10K
10K
11
SW8
12
SW9
13
SW10
SW11
14
3
SW12
SW13
4
UI ENCODER
5
SW14
E300
6
SW15
F11ES5H20M+C L15F*7(O)
1
SW21
A
C
2
SW22
B
5
+3V3
SW23
RP303
RP306
10K
10K
UI CURSOR
S323
SW16
11
12
SW24
SW17
13
SW18
PlasticKey
SW19
14
3
SW25
SW20
SW21
4
S325
5
SW22
6
SW26
SW23
PlasticKey
S324
SW27
+3V3
PlasticKey
GND
RP304
RP307
10K
10K
PAGE RIGHT
S326
SW28
SW29
11
PlasticKey
SW24
D321
D322
SW25
12
R333
13
LED53
LED54
SW26
14
SW27
33R
BLUE
BLUE
3
SW28
GND
4
SW29
FOOTSWITCH
5
FOOTSWITCH
6
Title: lqvhtlu_led_button_scan.sch
Size: C
Date: 2019/5/22
Project State: ProjectState
5
6
A
+3V3
C305
104
U310
GND
4
2
SR_CLK
1
NC
R302
47R
74AHC1G14SE-7
GND
+3V3
C306
104
GND
U302
+3V3
C304
4
2
SR_STROBE
1
NC
R303
104
GND
47R
74LVC1G17SE-7
U306
GND
A
2
B
CLK
1
C
SHIFT/LOAD
10
SW_DI
D
DIN
R305
SW_DI
9
E
DOUT
7
220R
F
DOUT
B
G
15
H
CLK INH
74HC165PW
GND
+3V3
C308
U307
104
GND
A
2
B
CLK
1
C
SHIFT/LOAD
10
D
DIN
R308
9
E
DOUT
7
220R
F
DOUT
G
15
H
CLK INH
74HC165PW
GND
+3V3
C309
C
End Termination Resistors
U308
104
GND
+3V3
A
2
B
CLK
1
C
SHIFT/LOAD
R340
10
D
DIN
R309
9
1M
E
DOUT
7
220R
F
DOUT
G
15
H
CLK INH
+3V3
R341
1M
74HC165PW
GND
R338
1M
GND
+3V3
C310
R339
1M
U309
104
GND
A
2
GND
B
CLK
1
C
SHIFT/LOAD
10
D
DIN
R310
9
SW_DO
E
DOUT
SW_DO
7
F
DOUT
220R
G
15
H
CLK INH
74HC165PW
GND
D
ProjectCode
Revision: PCBRev
Purpose: MainFunction
Reviewed: Reviewed
Location: PCBLocationInSystem
Sheet 2 of 2
6
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