Bitbangio writes incorrectly in registers

in connection with #20 tested on max31856 (phase 1) and st7735R (phase 0) on a raspberry pico/u2if. Also solves the problem of a max31856 on raspberry pi (impossible to set the thresholds)
adafruit · Dec 11, 2023 · 325f600 · 325f600
1 parent ce94f55
commit 325f600
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/adafruit_bitbangio.py b/adafruit_bitbangio.py
@@ -398,13 +398,13 @@ def write(
                     # Set clock to base
                     if not self._phase:  # Mode 0, 2
                         self._mosi.value = bit_value
-                    self._sclk.value = self._polarity
+                    self._sclk.value = not self._polarity
                     start_time = self._wait(start_time)
 
                     # Flip clock off base
                     if self._phase:  # Mode 1, 3
                         self._mosi.value = bit_value
-                    self._sclk.value = not self._polarity
+                    self._sclk.value = self._polarity
                     start_time = self._wait(start_time)
 
             # Return pins to base positions