Schematic

Zumo Shield for Arduino, v1.3
© 2020 Pololu Corporation
www.pololu.com
Schematic diagram
Primary Arduino connections
Vin
RX
0
TX
1
2
2
~3
3
4
4
~5
5
~6
6
7
7
8
8
~9
9
~10
10
~11
11
12
12
13
13
GND
20
AREF
21
A5
19
A4
18
A3
17
A2
16
A1
15
A0
14
VIN
24
GND
25
GND
26
5V
27
3.3V
28
RESET
29
IOREF
30
reserved
31
SCL
23
SDA
22
Arduino5V
SCL
3V3
RESERVED SDA
AREFIOREF
RESET
13
1kR13
12
D4
YELLOW
SW3
user
11
SW2
reset
M2PWM
M1PWMA0
M2DIRA1
1k
R14
A2
M1DIR
VBAT
A3
1 2 3
32U4_BUZZER
32U4_BUZZER
328P_BUZZER
A4
5A5
5V
4
1 2 20k
R10
20k
R11
VBATDIV
328P_BUZZER
A1 2
BZ1
buzzer
D5
1
20k
R12
0
Q3
100kR15
VBATDIV is 2/3
of battery voltage
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R
PIBZ101
PIBZ102
COBZ1
PID401
PID402
COD4
PID501
PID502
COD5
PIJP601
PIJP602
PIJP603
COJP6
PIJP901
PIJP902
COJP9
PIQ301
PIQ302
PIQ303
COQ3
PIR1001
PIR1002
COR10
PIR1101
PIR1102
COR11
PIR1201
PIR1202
COR12
PIR1301 PIR1302
COR13
PIR1401
PIR1402
COR14
PIR1501 PIR1502
COR15
PISW201
PISW202
COSW2
PISW301
PISW302
COSW3
PIU200
PIU201
PIU202
PIU203
PIU204
PIU205
PIU206
PIU207
PIU208
PIU209
PIU2010
PIU2011
PIU2012
PIU2013
PIU2014
PIU2015
PIU2016
PIU2017
PIU2018
PIU2019
PIU2020
PIU2021
PIU2022
PIU2023
PIU2024
PIU2025
PIU2026
PIU2027
PIU2028
PIU2029
PIU2030
PIU2031
COU2