From c4584b61465986a4adf80121be18eb33d4afc2c3 Mon Sep 17 00:00:00 2001 From: Melissa LeBlanc-Williams Date: Mon, 5 Aug 2019 09:15:18 -0700 Subject: [PATCH] Use writebytes as fallback if we have an older spidev --- src/adafruit_blinka/microcontroller/generic_linux/spi.py | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-) diff --git a/src/adafruit_blinka/microcontroller/generic_linux/spi.py b/src/adafruit_blinka/microcontroller/generic_linux/spi.py index 71f74c8..51bace1 100755 --- a/src/adafruit_blinka/microcontroller/generic_linux/spi.py +++ b/src/adafruit_blinka/microcontroller/generic_linux/spi.py @@ -53,11 +53,14 @@ class SPI: self._spi.max_speed_hz = self.baudrate self._spi.mode = self.mode self._spi.bits_per_word = self.bits - self._spi.writebytes2(buf[start:end]) - self._spi.close() except FileNotFoundError as not_found: print("Could not open SPI device - check if SPI is enabled in kernel!") raise + try: + self._spi.writebytes2(buf[start:end]) + except AttributeError as error: + self._spi.writebytes([x for x in buf[start:end]]) + self._spi.close() def readinto(self, buf, start=0, end=None, write_value=0): if not buf: -- 2.49.0