Add optional parameter for using internal pull-up for int1

This is useful in cases where there is no support for internal pull-up resistor on the board (for example Binho Nova host adapter). On such devices, one have to use an external pull-up resistor.

Author: perja12

adafruit_lis3dh.py

@@ -93,18 +93,23 @@
 
 
 class LIS3DH:
-    """Driver base for the LIS3DH accelerometer.
+    """Driver base for the LIS3DH accelerometer. Optional parameters:
 
     :param digitalio.DigitalInOut int1: `digitalio.DigitalInOut` connected to
       the LIS3DH INT interrupt pin
     :param digitalio.DigitalInOut int2: `digitalio.DigitalInOut` connected to
       the LIS3DH I2 interrupt pin (only on STEMMA QT model)
+    :param bool internal_pull_up_int1: use this to control if
+      the internal pull-up of the board/MCU should be used or not for the LIS3DH
+      INT interrupt pin (int1). Use external pull-up resistor if set to false.
+      By default the internal pull-up resistor will be used.
     """
 
     def __init__(
         self,
         int1: Optional[digitalio.DigitalInOut] = None,
         int2: Optional[digitalio.DigitalInOut] = None,
+        internal_pull_up_int1: bool = True,
     ) -> None:
         # Check device ID.
         device_id = self._read_register_byte(_REG_WHOAMI)
@@ -129,7 +134,8 @@ def __init__(
         self._int2 = int2
         if self._int1:
             self._int1.direction = digitalio.Direction.INPUT
-            self._int1.pull = digitalio.Pull.UP
+            if internal_pull_up_int1:
+                self._int1.pull = digitalio.Pull.UP
 
     @property
     def data_rate(
@@ -310,7 +316,7 @@ def set_tap(
         time_limit: int = 10,
         time_latency: int = 20,
         time_window: int = 255,
-        click_cfg: Optional[int] = None
+        click_cfg: Optional[int] = None,
     ) -> None:
         """
         The tap detection parameters.
@@ -413,15 +419,18 @@ def __init__(
         *,
         address: int = 0x18,
         int1: Optional[digitalio.DigitalInOut] = None,
-        int2: Optional[digitalio.DigitalInOut] = None
+        int2: Optional[digitalio.DigitalInOut] = None,
+        internal_pull_up_int1: bool = True,
     ) -> None:
         from adafruit_bus_device import (  # pylint: disable=import-outside-toplevel
             i2c_device,
         )
 
         self._i2c = i2c_device.I2CDevice(i2c, address)
         self._buffer = bytearray(6)
-        super().__init__(int1=int1, int2=int2)
+        super().__init__(
+            int1=int1, int2=int2, internal_pull_up_int1=internal_pull_up_int1
+        )
 
     def _read_register(self, register: int, length: int) -> bytearray:
         self._buffer[0] = register & 0xFF
@@ -476,7 +485,7 @@ def __init__(
         *,
         baudrate: int = 100000,
         int1: Optional[digitalio.DigitalInOut] = None,
-        int2: Optional[digitalio.DigitalInOut] = None
+        int2: Optional[digitalio.DigitalInOut] = None,
     ) -> None:
         from adafruit_bus_device import (  # pylint: disable=import-outside-toplevel
             spi_device,