Simple test¶
Ensure your device works with this simple test.
1# SPDX-FileCopyrightText: 2021 ladyada for Adafruit Industries
2# SPDX-License-Identifier: MIT
3
4import board
5from adafruit_cap1188.i2c import CAP1188_I2C
6
7i2c = board.I2C() # uses board.SCL and board.SDA
8cap = CAP1188_I2C(i2c)
9
10# SPI setup
11# from digitalio import DigitalInOut, Direction
12# from adafruit_cap1188.spi import CAP1188_SPI
13# spi = board.SPI()
14# cs = DigitalInOut(board.D5)
15# cap = CAP1188_SPI(spi, cs)
16
17while True:
18 for i in range(1, 9):
19 if cap[i].value:
20 print("Pin {} touched!".format(i))
Advance test¶
This example show the new feature included in the library allowing the possibilite the configure the averaging, cycle and sample. For reference please see Sensor Datasheet.
1# SPDX-FileCopyrightText: 2021 Jose David M.
2# SPDX-License-Identifier: MIT
3
4# To use in the REPL >>> import cap1188_advancetest
5
6import board
7from adafruit_cap1188.i2c import CAP1188_I2C
8
9i2c = board.I2C()
10cap = CAP1188_I2C(i2c)
11
12print(f"Sensor Initial Configuration Values: {cap.averaging, cap.sample, cap.cycle}")
13
14averages = (1, 2, 4, 8, 16, 32, 64, 128)
15samples = ("320us", "640us", "1.28ms", "2.56ms")
16cycles = ("35ms", "70ms", "105ms", "140ms")
17
18print("Setting Up Averages")
19for i in averages:
20 cap.averaging = i
21 print(f"Average: {cap.averaging}")
22
23print("Setting Up Samples")
24for i in samples:
25 cap.sample = i
26 print(f"Sample: {cap.sample}")
27
28print("Setting Up Samples")
29for i in cycles:
30 cap.cycle = i
31 print(f"Cycle: {cap.cycle}")
32
33print("Done!")