Update spi.py

diff --git a/src/adafruit_blinka/microcontroller/ft232h/spi.py b/src/adafruit_blinka/microcontroller/ft232h/spi.py
index 6a2d18f9334f0b9156d0d85410a3bfbd6a9af8eb..9ae57512233c1f6dce07f512e6194a7e753dc8c1 100644 (file)
--- a/src/adafruit_blinka/microcontroller/ft232h/spi.py
+++ b/src/adafruit_blinka/microcontroller/ft232h/spi.py
@@ -52,6 +52,6 @@ class SPI:
         in_end = in_end if in_end else len(buffer_in)
         port = self._spi.get_port(self.cs, self.freq, self.mode)
         result = port.exchange(buffer_out[out_start:out_end],
         in_end = in_end if in_end else len(buffer_in)
         port = self._spi.get_port(self.cs, self.freq, self.mode)
         result = port.exchange(buffer_out[out_start:out_end],

-                               in_end-in_start)
+                               in_end-in_start, duplex=True)

         for i, b in enumerate(result):
             buffer_in[in_start+i] = b
         for i, b in enumerate(result):
             buffer_in[in_start+i] = b