MPR121 Compatible-use Audit

Adafruit Examples

mpr121_simpletest.py

• Accesses channels via array subscripts.
• Accesses boolean from channels' values.

#...
    if mpr121[i].value:
#...

mpr121_piano.py

• Accesses booleans from touched_pins tuple.

#...
    touched = mpr121.touched_pins
#...

mpr121_pi_keyboard.py

• Accesses channels via array subscripts.
• Accesses boolean from channels' values.

#...
    if mpr121[pin].value:
#...

Dependent Projects

CalThorndyke/GoldenOrchestra

• Accesses channels via array subscripts.
• Accesses boolean from channels' values.

#...
    return mpr121[i].value
#...

directive0/picorderOS

• Accesses booleans from touched_pins tuple.

#...
    touched = mpr121.touched_pins
#...
    for i in range(len(touched)):
#...
        if touched[i]:
#...

michaellee1019/mpr121

• Accesses channels via for...in.
• Accesses boolean from channels' values.

#...
    return {"touchpads": [t.value for t in self.mpr121]}
#...

sabatesduran/rpi-touching-experience

• Accesses channels via array subscripts.
• Accesses reading from channels' raw_values.
• Accesses boolean from channels' values.

#...
    total_per_pin[i].append(mpr121[i].raw_value)
#...
    if average_per_pin and mpr121[i].value:
#...

mattange/menestrello

• Accesses channels via array subscripts.
• Accesses boolean from channels' values.

#...
    if self.mpr121[pin].value:
#...
        while self.mpr121[pin].value:
#...

Real-Human-Buisness/ast-2022

• Accesses full (packed boolean) binary value via touched().
• Unpacks subset of bits manually.

#...
    is_touched = cls.cap.touched()
#...
    cls.is_touched = tuple(bool(is_touched >> i & 1) for i in range(5))
#...

Many Students of IRL-CT/Developing-and-Designing-Interactive-Devices

• Access booleans from touched_pins tuple.
• Reset chip.
• Access channels via array subscripts.
• Access boolean from channels' values.

#...
    touched = mpr121.touched_pins
#...
    while True not in touched:
#...
    mpr121.reset()
#...
    if mpr121[i].value:
#...
    if True in mpr121.touched_pins:
#...
    if mpr121[1].value or mpr121[0].value:
#...