Post on 02-Jul-2018
Power shield that can drive: relays, solenoids, DC and stepper motors
VMA03
Motor & Power shield Arduino®
MANUAL HVMA03’1
Features• ForusewithArduinoDue™,ArduinoUno™,ArduinoMega™• BasedonL298PdualfullbridgedriverIC• Outputs:upto2DCmotorsor1bipolarsteppermotor• Powersupply:externalpowerorpowerfromArduinoboard
Specifications• Powersupply:7..46VDC• Maxcurrent:2A• Dimensions:68x53mm/2.67x2.08”
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Connection diagram
MOTOR’S2
DOWNLOAD SAMPLE CODE FROM KA03 PAGE ON WWW.VELLEMAN.BE
DC Motor 1
DC Motor 2
MOTOR DIRECTION1
LD1Motor 1
LD2Motor 2
EXTERNAL POWER SUPPLY INPUT3Max. 50VDC/6A
DC MOTOR
SELECT POWER SOURCE4Vin: Power from Arduino (max. 2A)PWR: Power from external supply (max. 50VDC/6A)
PIN SELECT5
1 BIPOLAR STEPPER MOTOR
1
2
2
1
A
B
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GND1
SENSE A2
NC3
OUT14
OUT25
VS6
INPUT17
ENABLE A8
INPUT29
GND10
GND 20
SENSE B 19
NC 18
OUT4 17
OUT3 16
INPUT4 15
ENABLE B 14
INPUT3 13
VSS 12
GND 11HEA
T21
L298IC1
LED5RLLD1
LED5RLLD2
SCREW02SK5
123456
SK4
Vin
GND5V3V3RST
123456
SK3
A0A1A2A3A4A51
2345678
SK1
ARDUINO UNO
12345678
SK2
01234567
89
10111213
AREF-
-
GND
1KR7
1KR8
GND
1N5819D1
1N5819D2
1N5819D3
1N5819D4
1N5819D5
1N5819D6
1N5819D7
1N5819D8
GND GND
123
SK7
Vin
SCREW02SK12
GND
POWER
POWER POWER
POWER
246
135
2X3PIN HEADER PITCH 2.54MM
SK8
ENA
ENA
246
135
2X3PIN HEADER PITCH 2.54MM
SK9
ENB
ENB
356
91011
246
135
2X3PIN HEADER PITCH 2.54MM
SK10
246
135
2X3PIN HEADER PITCH 2.54MM
SK11
DIRA
DIRB
247
81213
GND GND
GNDGND
DIRA
DIRB
BC547T1
DIRA4K7R1
10KR2
GND
4K7R3
5V
5V
DIRA2
DIRA2
BC547T2
DIRB4K7R4
10KR5
GND
4K7R6
5V
DIRB2
DIRB2
SCREW02SK6
POWER
100nC1 100µ/63-100V
C2
GND
100K
R9
10KR10
GND
A5
22µC3
Schematic diagram