Demand Peripherals

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beginhere [2020/10/03 21:03]
bob 		beginhere [2020/10/03 21:36] (current)
bob
Line 176: Line 176:
 The links of videos are embedded inside the python code The links of videos are embedded inside the python code
  
 +  
   # one example to use python to control the moving of robot, do this,   # one example to use python to control the moving of robot, do this,
   # comment out the line "os.system ("dpcat quad2 counts") "    # comment out the line "os.system ("dpcat quad2 counts") " 
Line 188: Line 188:
   # https://www.youtube.com/watch?v=pTqB3A1N5hY   # https://www.youtube.com/watch?v=pTqB3A1N5hY
   # you will see robot keeps ouputing counts and times   # you will see robot keeps ouputing counts and times
 +  
   # to use python to control both robot and encorder   # to use python to control both robot and encorder
   # you need to do some coding   # you need to do some coding
Line 200: Line 200:
   os.system ("cat DPCore.bin > /dev/ttyUSB0") # green LED turns on   os.system ("cat DPCore.bin > /dev/ttyUSB0") # green LED turns on
   os.system ("dpdaemon -ef &") # -ef so we see error messages   os.system ("dpdaemon -ef &") # -ef so we see error messages
- 
   os.system ("dpset 4 pwm_frequency 20000") # set the motor pwm frequency   os.system ("dpset 4 pwm_frequency 20000") # set the motor pwm frequency
   os.system ("dpset 5 update_period 50") # set the quadrature decorder sampling rate   os.system ("dpset 5 update_period 50") # set the quadrature decorder sampling rate
Line 206: Line 205:
   while(1):   while(1):
      
-  os.system ("dpset 2 display 2.22222") +    os.system ("dpset 2 display 2.22222") 
-  os.system ("dpset 3 display 3.33333") +    os.system ("dpset 3 display 3.33333") 
-  os.system ("dpset 4 mode0 f") +    os.system ("dpset 4 mode0 f") 
-  os.system ("dpset 4 mode1 f") +    os.system ("dpset 4 mode1 f") 
-  os.system ("dpset 4 power0 50") +    os.system ("dpset 4 power0 50") 
-  os.system ("dpset 4 power1 50") +    os.system ("dpset 4 power1 50") 
-  os.system ("dpcat quad2 counts") ###  +    os.system ("dpcat quad2 counts") ###  
-  time.sleep(5) +    time.sleep(5) 
-  os.system ("dpset 4 mode0 b") +    os.system ("dpset 4 mode0 b") 
-  os.system ("dpset 4 mode1 b") +    os.system ("dpset 4 mode1 b") 
-   +    os.system ("dpset 4 mode0 r") 
-  os.system ("dpset 4 mode0 r") +    os.system ("dpset 4 mode1 r") 
-  os.system ("dpset 4 mode1 r") +    os.system ("dpset 4 power0 50") 
-  os.system ("dpset 4 power0 50") +    os.system ("dpset 4 power1 50") 
-  os.system ("dpset 4 power1 50") +    time.sleep(5) 
-  time.sleep(5) +
  
  
  
  
beginhere.1601758985.txt.gz · Last modified: 2020/10/03 21:03 by bob

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