def runExample():
print("\nSparkFun Proximity Sensor VCN4040 Example 4\n")
oProx = qwiic_proximity.QwiicProximity()
if oProx.connected == False:
print("The Qwiic Proximity device isn't connected to the system. Please check your connection", \
file=sys.stderr)
return
# begin Setup
oProx.begin()
oProx.power_on_proximity() # Power up the proximity portion of the sensor
oProx.power_on_ambient() # Power Up the ambient sensor
oProx.enable_white_channel()
while True:
proxValue = oProx.get_proximity()
print("Proximity Value: \t[%5d]" % proxValue)
ambientValue = oProx.get_ambient()
print("Ambient Value: \t\t[%5d]" % ambientValue)
whiteValue = oProx.get_white()
print("White Value: \t\t[%5d]\n" % whiteValue)
time.sleep(.5)
def runExample():
print("\nSparkFun Proximity Sensor VCN4040 Example 1\n")
oProx = qwiic_proximity.QwiicProximity()
if oProx.connected == False:
print("The Qwiic Proximity device isn't connected to the system. Please check your connection", \
file=sys.stderr)
return
oProx.begin()
while True:
proxValue = oProx.get_proximity()
print("Proximity Value: %d" % proxValue)
time.sleep(.4)
def runExample():
print("\nSparkFun Proximity Sensor VCN4040 Example 5\n")
oProx = qwiic_proximity.QwiicProximity()
if oProx.connected == False:
print("The Qwiic Proximity device isn't connected to the system. Please check your connection", \
file=sys.stderr)
return
# begin Setup
oProx.begin()
oProx.power_on_ambient() # Power Up the ambient sensor
# Set the integration time for the proximity sensor
# 1 to 8 is valid
oProx.prox_integration_time = 8
# Set the integration time for the ambient light sensor in milliseconds
# 80 to 640ms is valid
oProx.ambient_integration_time = 80
# If sensor sees more than this, interrupt pin will go low
oProx.prox_high_threshold = 2000
# The int pin will stay low until the value goes below the low threshold value
oProx.prox_low_threshold = 150
# Enable both 'away' and 'close' interrupts
oProx.prox_interrupt_type = oProx.VCNL4040_PS_INT_BOTH
# This causes the int pin to go low every time a reading is outside the thresholds
# Get a multimeter and probe the INT pin to see this feature in action
oProx.enable_prox_logic_mode()
while True:
proxValue = oProx.proximity
print("Proximity Value: \t[%5d]" % proxValue)
ambientValue = oProx.ambient
print("Ambient Value: \t\t[%5d]\n" % ambientValue)
time.sleep(1)
def runExample():
print("\nSparkFun Proximity Sensor VCN4040 Example 2\n")
oProx = qwiic_proximity.QwiicProximity()
if oProx.connected == False:
print("The Qwiic Proximity device isn't connected to the system. Please check your connection", \
file=sys.stderr)
return
# begin Setup
oProx.begin()
oProx.set_led_current(200)
oProx.set_prox_integration_time(8) # 1 to 8 is valid
# Take 8 readings and average them
startingProxValue=0
for x in range(8):
startingProxValue += oProx.get_proximity()
startingProxValue /= 8
deltaNeeded = startingProxValue * 0.05 # Look for %5 change
if deltaNeeded < 5:
deltaNeeded = 5 # set a min value
# Begin operation loop
nothingThere = True
while True:
proxValue = oProx.get_proximity()
print("Proximity Value: %d" % proxValue)
if proxValue > startingProxValue + deltaNeeded:
nothingThere = False
print("\tSomething is there!")
elif not nothingThere:
print("\tI don't see anything")
nothingThere=True
time.sleep(.4)
def runExample():
print("\nSparkFun Proximity Sensor VCN4040 Example 3\n")
oProx = qwiic_proximity.QwiicProximity()
if oProx.connected == False:
print("The Qwiic Proximity device isn't connected to the system. Please check your connection", \
file=sys.stderr)
return
# begin Setup
oProx.begin()
oProx.power_off_proximity(
) # Power down the proximity portion of the sensor
oProx.power_on_ambient() # Power Up the ambient sensor
while True:
ambientValue = oProx.get_ambient()
print("Ambient Value: %d" % ambientValue)
time.sleep(.4)