X-Git-Url: https://git.ayoreis.com/Adafruit_Blinka-hackapet.git/blobdiff_plain/18bc57adc610625742d7be9bc3422d02615d6d4f..cc1fe67ee12be263e95f9261878b91ff62d5b958:/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 17859a4..29f4734 100644
--- 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
 
@@ -69,8 +72,7 @@ class SPI:
         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
             ):
@@ -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)
-        result = self._transmit([], end - start)
+        result = self._transmit([write_value] * (end - start), end - start)
         for i, b in enumerate(result):
             buf[start + i] = b