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Update pump.py

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tpollina 2019-12-13 14:11:55 -08:00 committed by GitHub
parent 0652cb95ca
commit c9fc2cb07c
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1 changed files with 12 additions and 11 deletions
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scripts/pump.py
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@ -9,9 +9,9 @@ from time import sleep
import sys import sys
vol = int(sys.argv[1]) volume = int(sys.argv[1])
flowrate = float(sys.argv[2]) flowrate = float(sys.argv[2])
dir = str(sys.argv[3]) action = str(sys.argv[3])
kit = MotorKit() kit = MotorKit()
@ -19,27 +19,28 @@ pump_stepper = kit.stepper2
pump_stepper.release() pump_stepper.release()
def pump(vol, flowrate, dir): def pump(volume, flowrate, action):
if dir == "foward": if action == "foward":
dir=stepper.FORWARD action=stepper.FORWARD
if dir == "backward": if action == "backward":
dir=stepper.BACKWARD action=stepper.BACKWARD
nb_step=vol*507 #if sleep(0.05) in between 2 steps nb_step=volume*507 #if sleep(0.05) in between 2 steps
#35000steps for 69g #35000steps for 69g
#nb_step=vol*460 if sleep(0) in between 2 steps #nb_step=vol*460 if sleep(0) in between 2 steps
duration=(vol*60)/flowrate duration=(volume*60)/flowrate
delay=(duration/nb_step)-0.005 delay=(duration/nb_step)-0.005
for i in range(nb_step): for i in range(nb_step):
pump_stepper.onestep(direction=dir, style=stepper.DOUBLE) pump_stepper.onestep(direction=action, style=stepper.DOUBLE)
sleep(delay) sleep(delay)
sleep(1) sleep(1)
pump_stepper.release() pump_stepper.release()
#volume, flowrate (from 0 to 20), direction (foward or backward) #volume, flowrate (from 0 to 20), direction (foward or backward)
pump(vol, flowrate, dir) pump(volume, flowrate, action)