Simple test¶
Ensure your device works with this simple test.
examples/vcnl4010_simpletest.py¶
1# SPDX-FileCopyrightText: 2017 Tony DiCola for Adafruit Industries
2# SPDX-License-Identifier: MIT
3
4# Simple demo of the VCNL4010 proximity and light sensor.
5# Will print the proximity and ambient light every second.
6import time
7import board
8import adafruit_vcnl4010
9
10
11i2c = board.I2C()
12sensor = adafruit_vcnl4010.VCNL4010(i2c)
13
14# You can optionally adjust the sensor LED current. The default is 200mA
15# which is the maximum value. Note this is only set in 10mA increments.
16# sensor.led_current_mA = 120 # Set 120 mA LED current
17
18# You can also adjust the measurement frequency for the sensor. The default
19# is 390.625 khz, but these values are possible to set too:
20# - FREQUENCY_3M125: 3.125 Mhz
21# - FREQUENCY_1M5625: 1.5625 Mhz
22# - FREQUENCY_781K25: 781.25 Khz
23# - FREQUENCY_390K625: 390.625 Khz (default)
24# sensor.frequency = adafruit_vcnl4010.FREQUENCY_3M125 # 3.125 Mhz
25
26# Main loop runs forever printing the proximity and light level.
27while True:
28 proximity = sensor.proximity # Proximity has no units and is a 16-bit
29 # value. The LOWER the value the further
30 # an object from the sensor (up to ~200mm).
31 print("Proximity: {0}".format(proximity))
32 ambient_lux = sensor.ambient_lux
33 print("Ambient light: {0} lux".format(ambient_lux))
34 time.sleep(1.0)