tests/psoc6/hw_ext/pwm.py: Refactor for REPL timing performance.

Signed-off-by: enriquezgarc <enriquezgarcia.external@infineon.com>

tests/psoc6/hw_ext/pwm.py

@@ -31,25 +31,43 @@ def _print_val(params_list, print_list=False):
  print(f"{params[0]} = {params[1]}")
 
 
-def measure_signal():
- global start_time
- if input_pin.value() == 1:
- start_time = time.ticks_us()
- wait_for_low()
- return
- measure_signal()
+# def measure_signal_recursive():
+# global start_time
+# if input_pin.value() == 1:
+# start_time = time.ticks_us()
+# wait_for_low()
+# return
+# measure_signal_recursive()
+
+
+# def wait_for_low():
+# global low_signal_start_time
+# while input_pin.value():
+# pass
+# low_signal_start_time = time.ticks_us()
+# wait_for_high()
 
 
-def wait_for_low():
+# def wait_for_high():
+# global high_signal_start_time
+# while input_pin.value() < 1:
+# pass
+# high_signal_start_time = time.ticks_us()
+
+
+def measure_signal():
+ global start_time
  global low_signal_start_time
+ global high_signal_start_time
+
+ while input_pin.value() == 0:
+ pass
+ start_time = time.ticks_us()
+ # wait for low
  while input_pin.value():
  pass
  low_signal_start_time = time.ticks_us()
- wait_for_high()
-
-
-def wait_for_high():
- global high_signal_start_time
+ # wait for high
  while input_pin.value() < 1:
  pass
  high_signal_start_time = time.ticks_us()