update to use write_then_readinto for repeated start, tested on m4 & raspi

Author: ladyada

adafruit_mma8451.py

@@ -126,9 +126,8 @@ def _read_into(self, address, buf, count=None):
         if count is None:
             count = len(buf)
         with self._device as i2c:
-            buf[0] = address & 0xFF
-            i2c.write(buf, end=1, stop=False)
-            i2c.readinto(buf, end=count)
+            i2c.write_then_readinto(bytes([address & 0xFF]), buf,
+                                    in_end=count, stop=False)
 
     def _read_u8(self, address):
         # Read an 8-bit unsigned value from the specified 8-bit address.

requirements.txt

@@ -1,2 +1,2 @@
 Adafruit-Blinka
-adafruit-circuitpython-busdevice
+adafruit-circuitpython-busdevice>=2.2.5