1
2
LED-R
U1
CNY70
1
4
2
3
4
5
KEY1
VCC
R17
330
2
1
R22
10k
4
3
R9
10k
GND
A
4
2
3
U3
CNY70
1
4
2
3
B
U4
CNY70
1
4
2
3
U5
CNY70
1
4
2
3
U6
CNY70
C
1
4
2
3
U7
CNY70
1
4
1 2
R10
10k
2
1
GND
R2
220
3
U8
CNY70
1
4
2
3
U9
ARDUINO_NANO
R3
220
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
R12
10k
R4
220
R13
10k
R5
220
VCC
R14
10k
GND
J3
J2
1
2
3
1
2
3
LED_C
R20
330
LED_L
R21
330
D13/SCK D12/MISO
3V3
D11/MOSI
AREF
D10
A0
D9
A1
D8
A2
D7
A3
D6
A4
D5
A5
D4
A6
D3
A7
D2
+5V
GND
RESET
RESET
GND
D0/RX
VIN
D1/TX
4
3
6
5
2
1
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
U12
L298 MINI V4
VCC
GND
IN1 +MA
IN2 -MA
IN3 +MB
IN4 -MB
VCC
M-A
E-B
1
2
8
7
10
9
M-B
1
2
L298 MINI
GND
VCC
E-A
1
2
3
GND
R6
220
R15
10k
C
GND
J1
C4
0.1u
R7
220
B
1
2
3
GND
1
1
2
GND
R16
10k
GND
R8
220
IN
U11
7805(TO-220)
OUT 3
VCC
GND
C1
100u
GND
C2
0.1u
GND
GND
C3
0.1u
GND
POWER
1
2
GND
D
TITLE:
R18
330
LED-L
GND
1
R19
330
GND
BALL_CASTER
D
LED_R
R11
10k
7.4V
2x14500
2
R25
10k GND
1
2
3
1
3
4
ON
U2
CNY70
VCC
R1
220
A
R24
10k
SW1
2
VCC
3
Speed Line Follower Robot V5
REV: 5.0
Company: LMA
Sheet: 1/1
Date:
2
3
4
2020-08-15
5
Drawn By: DrakerDG