Function Board Schematic-1
K eybed Board Schematic
Encoder Interface
Fkey Interface
LED Interface
Voice
Voice Demo
Duo
Function
Dual
Split
Bluetooth
Concert Piano
Metro
Rec
Left
Right
Song
Start/Stop
USB
1
2
3
SW1
S5
S6
S8
S9
S10
S12
S13
S7
S1
S14
S15
S16
S2
S3
S4
A
K
LED1
D2
D1
D3
D4
D5
D7
D8
D9
D16
D15
D14
D13
D12
D11
D10
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
CN1
T1
T2
T3
T4
T5
T6
T7
T8
T9
T10
T11
T12
T13
T14
T15
FKEY_DAT0
FKEY_DAT1
FKEY_DAT2
FKEY_DAT3
FKEY_DAT4
KBD_S1
FKEY_DAT[0:11]
FKEY_DAT1
FKEY_DAT2
FKEY_DAT3
FKEY_DAT4
FKEY_DAT5
FKEY_DAT6
FKEY_DAT7
FKEY_DAT0
FKEY_DAT0
FKEY_DAT1
KBD_S0
FKEY_DAT[0:11]
KBD_S0
KBD_S1
LED_DATA0
LED_SCAN0
LED_SCAN0
LED_DATA0
FKEY_DAT2
FKEY_DAT3
FKEY_DAT4
FKEY_DAT5
FKEY_DAT6
DIAL0
DIAL1
+3.3VD
DIAL0
DIAL1
+3.3VD
FKEY_DAT5
FKEY_DAT6
FKEY_DAT7
6
Circuit Boards
Connect to 61 Keyboard_RIGHT
From Main Board
K1
K2
K3
K4
K5
K6
K7
K8
K9
K10
K11
K12
K13
K14
K15
K16
K17
K18
K19
K20
K21
K22
K23
K24
K25
K26
K27
K28
K29
K30
K31
K32
K33
K34
K35
K36
1
2
3
4
5
6
7
8
9
10
11
12
CN14
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
J2
1
2
3
4
5
6
7
8
9
10
11
12
13
CN13
1
2
3
D1
BAW56
1
2
3
D2
BAW56
1
2
3
D3
BAW56
1
2
3
D4
BAW56
1
2
3
D5
BAW56
1
2
3
D6
BAW56
1
2
3
D7
BAW56
1
2
3
D8
BAW56
1
2
3
D9
BAW56
1
2
3
D10
BAW56
1
2
3
D11
BAW56
1
2
3
D12
BAW56
1
2
3
D13
BAW56
1
2
3
D14
BAW56
1
2
3
D15
BAW56
1
2
3
D16
BAW56
1
2
3
D17
BAW56
1
2
3
D18
BAW56
1
2
3
D19
BAW56
1
2
3
D20
BAW56
1
2
3
D21
BAW56
1
2
3
D22
BAW56
1
2
3
D23
BAW56
1
2
3
D24
BAW56
1
2
3
D25
BAW56
1
2
3
D26
BAW56
1
2
3
D27
BAW56
1
2
3
D28
BAW56
1
2
3
D29
BAW56
1
2
3
D30
BAW56
1
2
3
D31
BAW56
1
2
3
D32
BAW56
1
2
3
D33
BAW56
1
2
3
D34
BAW56
1
2
3
D35
BAW56
1
2
3
D36
BAW56
BR00
MK00
MK01
BR01
MK02
BR02
MK03
BR03
T0
T1
T2
T3
T4
T5
T6
T7
BR04
MK04
T0
T1
T2
T3
KEYBOARD_LOW
T3
T2
T1
T0
MK03
BR02
MK02
BR01
MK01
BR00
MK00
BR03
KEYBOARD_HIGH
T7
T6
T5
T4
BR06
MK06
BR05
MK05
BR04
MK04
BR07
MK07
T7
T6
T5
T4
T3
T2
T1
T0
BR07
MK07
BR06
MK06
BR05
MK05
BR04
MK04
Connect to 61 Keyboard_LEFT
K37
K38
K39
K40
K41
K42
K43
K44
K45
K46
K47
K48
K49
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
CN1
1
2
3
D37
BAW56
1
2
3
D38
BAW56
1
2
3
D39
BAW56
1
2
3
D40
BAW56
1
2
3
D41
BAW56
1
2
3
D42
BAW56
1
2
3
D43
BAW56
1
2
3
D44
BAW56
1
2
3
D45
BAW56
1
2
3
D46
BAW56
1
2
3
D47
BAW56
1
2
3
D48
BAW56
1
2
3
D49
BAW56
BR04
MK04
MK05
BR05
MK06
BR06
T0
T1
T2
T3
T4
T5
T6
T7
T7
T6
T5
T4
T3
T2
T1
T0
BR06
MK06
BR05
MK05
BR04
MK04