Merge pull request #864 from brentru/fix-mcp-nack

[Adafruit_Blinka-hackapet.git] / src / adafruit_blinka / microcontroller / nxp_lpc4330 / spi.py

diff --git a/src/adafruit_blinka/microcontroller/nxp_lpc4330/spi.py b/src/adafruit_blinka/microcontroller/nxp_lpc4330/spi.py
index a6e40459dc2ff7ac3965c396355163ae2699e9cc..29f4734c7e7083c70a73a7ad5d14349476e8a133 100644 (file)
--- a/src/adafruit_blinka/microcontroller/nxp_lpc4330/spi.py
+++ b/src/adafruit_blinka/microcontroller/nxp_lpc4330/spi.py
@@ -1,3 +1,6 @@
+# SPDX-FileCopyrightText: 2021 Melissa LeBlanc-Williams for Adafruit Industries
+#
+# SPDX-License-Identifier: MIT

 """SPI Class for NXP LPC4330"""
 from greatfet import GreatFET
 
 """SPI Class for NXP LPC4330"""
 from greatfet import GreatFET
 


@@ -69,8 +72,7 @@ class SPI:
         to the found value
         """
         closest_preset = None
         to the found value
         """
         closest_preset = None

-        for frequency in self._presets:
-            preset = self._presets[frequency]
+        for frequency, preset in self._presets.items():

             if self._frequency is None or abs(frequency - target_frequency) < abs(
                 self._frequency - target_frequency
             ):
             if self._frequency is None or abs(frequency - target_frequency) < abs(
                 self._frequency - target_frequency
             ):


@@ -93,7 +95,7 @@ class SPI:
     def readinto(self, buf, start=0, end=None, write_value=0):
         """Read data from SPI and into the buffer"""
         end = end if end else len(buf)
     def readinto(self, buf, start=0, end=None, write_value=0):
         """Read data from SPI and into the buffer"""
         end = end if end else len(buf)

-        result = self._transmit([write_value] * (end-start), end - start)
+        result = self._transmit([write_value] * (end - start), end - start)

         for i, b in enumerate(result):
             buf[start + i] = b
 
         for i, b in enumerate(result):
             buf[start + i] = b