DFRobot DFR0225 Manuel - Page 5
Parcourez en ligne ou téléchargez le pdf Manuel pour {nom_de_la_catégorie} DFRobot DFR0225. DFRobot DFR0225 9 pages. All in one controller
PWM Control Mode
The PWM DC motor control is implemented by manipulating two digital IO pins and two PWM pins. As illustrated
in the diagram above (Figure 5), Pin 4,7 (7,8 for old Romeo version) are motor direction control pins, Pin 5,6 (6,9
for old Romeo version) are motor speed control pins.
Sample Code:
Digital 6
Motor 2 Direction control
Digital 7
Motor 2 Enable control
(/wiki/index.php/File:RomeoMotorJmp.png)
Fig4: PWM Motor
Control Pin
Allocation