This library is an direct implementation of Sparkfun's own API.
| Description | |
|---|---|
| .begin() | It only returns if the I2C slave is connected. |
| .is_connected() | Returns True if I2C slave responses. |
| .get_version() | Returns a string contains version numbers such as v1.0. |
| .get_button() | Returns last pressed button as char-string. |
| .get_time_since_pressed() | Returns milliseconds after last pressed button. |
| .update_fifo() | It is needed to run before .get_button() method. |
| .set_i2c_address() | Changes the slave address of the device. |
from time import sleep
from machine import I2C
from qwiic_keypad import QwiicKeypad
qwiic_I2C = I2C(10, 11)
keypad = QwiicKeypad(qwiic_I2C)
if keypad.is_connected():
keypad.update_fifo()
button = keypad.get_button()
charButton = chr(int.from_bytes(button, "little"))
print(charButton)
sleep(0.25)You can find other examples in examples/ directory.
It is under MIT license, check out the LICENSE file.