ezbang_1hz.py example

Signed-off-by: John McMaster <[email protected]>

Author: JohnDMcMaster

py/examples/ezbang_1hz.py

@@ -0,0 +1,27 @@
+"""
+ezbang API example
+Creates a 1 Hz square wave going from IO on pin 1 to ground on pin 0
+Pin 0 is the upper left pin (closest to lever), pin 1 is the pin below it
+"""
+
+from otl866 import bitbang
+import time
+
+# Open ezbang
+# TODO: simplify API here to auto open Bitbang()
+eb = bitbang.EzBang()
+# Enable power transistor on pin 0, shorting it to ground
+eb.gnd_pin(0, True)
+# IOs are tristated by default
+# Disable tristate to enable IO to drive pin
+eb.io_tri_pin(1, False)
+
+# Loop at 1 Hz
+while True:
+    # Drive IO to high logic level (3.3V)
+    eb.io_w_pin(1, True)
+    time.sleep(0.5)
+    # Drive IO to low logic level (0V)
+    eb.io_w_pin(1, False)
+    time.sleep(0.5)
+