1
1
2
2
3
3
4
4
5
5
6
6
D
D
C
C
B
B
A
A
6
200 Scenic View Dr.
Cumberland, RI 02864
7
8/4/2020
Sheet:
of
NK49-Host-Interconnect.SchDoc
NK49-MAIN.PrjPcb
Originally Drawn By:
Project:
Sheet:
Variant:
Production
Last Modified By:
Last Modified:
Copyright 2018, inMusic Brands
All Rights Reserved
Rev I
+3V3
VDDA
nLEDS-OE
5
VSSA
GND
TO CENTER
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
J13
To Left Platter Motor
J11
NON-ZIF 1.0mm
R258
R260
R265
To Right Platter Motor
J12
NON-ZIF 1.0mm
R259
R261
R266
U29A
74LVC125A
U29B
74LVC125A
U29C
74LVC125A
MOTOR1_CLK
U29D
74LVC125A
R272
R278
R282
+3V3
U29E
74LVC125A
GND
+3V3
MOTOR1_CLK
MOTOR1_MOSI
MOTOR1_MISO
MOTOR1_MISO
MOTOR1_MOSI
MOTOR_SCK
5
MOTOR1_CS#
5
MOTOR_MOSI
5
MOTOR2_CS#
5
GND
MOTOR1_SEL#
MOTOR1_SEL#
U30A
74LVC125A
U30B
74LVC125A
U30C
74LVC125A
MOTOR2_CLK
U30D
74LVC125A
MOTOR2_MOSI
MOTOR2_MISO
MOTOR_MISO
5
GND
MOTOR2_SEL#
MOTOR_MISO
MOTOR_MISO
MOTOR_MOSI
MOTOR_SCK
MOTOR_MOSI
MOTOR_SCK
MOTOR2_CLK
MOTOR2_MISO
MOTOR2_MOSI
MOTOR2_SEL#
+3V3
U30E
74LVC125A
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
R280
GND
R284
GND
GND
GND
GND
R276
+3V3
R277
VNL0_ENC_L
VNL1_ENC_L
VNL0_ENC_R
VNL1_ENC_R
TP7
TP9
TP11
TP13
TP17
TP15
TP8
TP10
TP12
TP14
TP18
TP16
ADC-1
5
ADC-2
5
ADC-3
5
ADC-4
5
ADC-5
5
MUX-SEL-0
5
MUX-SEL-1
5
MUX-SEL-2
5
nEN-C
5
nEN-L
5
nEN-R
5
SPI-CLK
5
SPI-MOSI
5
SPI-RCLK
5
SPI-MISO
5
GND
GND
VNL0_ENC_LEFT
5
VNL1_ENC_LEFT
5
VNL0_ENC_RIGHT 5
VNL1_ENC_RIGHT 5
VNL0_ENC_L
VNL1_ENC_L
VNL0_ENC_R
VNL1_ENC_R
nXF_SPI_CS
5
XF_SPI_MISO
5
XF_SPI_MOSI
5
XF_SPI_SCK
5
U21A
74LVC125A
U21B
74LVC125A
U21C
74LVC125A
U21D
74LVC125A
GND
GND
GND
GND
R300
R302
+3V3
U21E
74LVC125A
GND
U31A
74LVC125A
U31B
74LVC125A
U31C
74LVC125A
U31D
74LVC125A
GND
GND
GND
GND
R301
R303
+3V3
U31E
74LVC125A
GND
R274
TP33
TP34
TP35
TP36
TP37
TP38
TP39
TP40
TP41
TP42
TP43
TP44
TP45
TP46
TP47
TP48
TP50
TP51
TP52
TP53
TP54
TP55
TP56
TP57
C298
R356
R357
R358
R359
R360
R361
R362
R363
R364
R365
GND
C
3
C
3
C
3
C
2
C
1
C
1
GND
C
C
3
C
3
C
2
C
2
C
R367
R372
R296
R368
Содержание NK49
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