doc strings and misc cosmetic

diff --git a/src/adafruit_blinka/board/ftdi_ft232h.py b/src/adafruit_blinka/board/ftdi_ft232h.py
index fc9aaf194fc1ec7d1b55fd0cbe557e772d2691c1..5c5b2782d919b47571c88fd0e2bea2cd2b537c17 100644 (file)
--- a/src/adafruit_blinka/board/ftdi_ft232h.py
+++ b/src/adafruit_blinka/board/ftdi_ft232h.py
@@ -16,6 +16,7 @@ C7 = pin.C7
 SDA = pin.SDA
 SCL = pin.SCL
 
+SCK = pin.SCK
 SCLK = pin.SCLK
 MOSI = pin.MOSI
 MISO = pin.MISO

diff --git a/src/adafruit_blinka/microcontroller/ft232h/pin.py b/src/adafruit_blinka/microcontroller/ft232h/pin.py
index d9763d225a25e11bc004d83fbd8255142e7b3dbe..30dbc6688905cec2019a106b371964d6f3f95811 100644 (file)
--- a/src/adafruit_blinka/microcontroller/ft232h/pin.py
+++ b/src/adafruit_blinka/microcontroller/ft232h/pin.py
@@ -50,6 +50,7 @@ class Pin:
                 current |= 1 << self.id
             else:
                 current &= ~(1 << self.id)
+            # must mask out any input pins
             Pin.ft232h_gpio.write(current & Pin.ft232h_gpio.direction)
         # release the kraken
         else:
@@ -76,4 +77,4 @@ SCL = Pin()
 SDA = Pin()
 SCK = SCLK = Pin()
 MOSI = Pin()
-MISO = Pin()
\ No newline at end of file
+MISO = Pin()

diff --git a/src/adafruit_blinka/microcontroller/ft232h/spi.py b/src/adafruit_blinka/microcontroller/ft232h/spi.py
index 26e1bbb877caee6bf4096c27805755e58a9f883b..fc7ad939b726d57362d7913f1cc2b15f7371d1fe 100644 (file)
--- a/src/adafruit_blinka/microcontroller/ft232h/spi.py
+++ b/src/adafruit_blinka/microcontroller/ft232h/spi.py
@@ -8,6 +8,7 @@ class SPI:
     bits = 8
 
     def __init__(self):
+        # change GPIO controller to SPI
         from pyftdi.spi import SpiController
         self._spi = SpiController(cs_count=1)
         self._spi.configure('ftdi:///1')
@@ -47,4 +48,4 @@ class SPI:
         result = port.exchange(buffer_out[out_start:out_end],
                                in_end-in_start)
         for i, b in enumerate(result):
-            buffer_in[in_start+i] = b
\ No newline at end of file
+            buffer_in[in_start+i] = b