tests/psoc6/bitstream: Refining bitstream tests.

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

tests/psoc6/bitstream/bitstream_rx.py

@@ -13,25 +13,25 @@
 machine = os.uname().machine
 if "CY8CPROTO-062-4343W" in machine:
  bitstream_in_pin_name = "P12_1"
- rx_ready_signal_pin_name = "P13_7"
+ rx_ready_signal_pin_name = "P13_5"
 
 elif "CY8CPROTO-063-BLE" in machine:
- bitstream_in_pin_name = "P5_3"
- rx_ready_signal_pin_name = "P12_6"
+ bitstream_in_pin_name = "P5_2"
+ rx_ready_signal_pin_name = "P6_2"
 
 expected_values = [
  8000,
  5000,
  8000,
  5000,
  8000,
- 50000,
+ 5000,
  8000,
  5000,
  3000,
  1000,
  3000,
- 10000,
+ 1000,
  3000,
  1000,
  3000,
@@ -40,16 +40,26 @@
 tolerance = 100
 
 
+def notify_readiness_to_tx():
+ rx_ready_signal_pin = Pin(
+ rx_ready_signal_pin_name, Pin.OUT, value=0
+ ) # signal to inform the transmitter that receiver is read
+ rx_ready_signal_pin.low()
+ # delay
+ for i in range(1000):
+ pass
+ rx_ready_signal_pin.high()
+ rx_ready_signal_pin.deinit()
+
+
 def bitstream_rx_measure():
  global periods
  periods = []
  last_value = 0
  bitstream_in_pin = Pin(bitstream_in_pin_name, Pin.IN)
- rx_ready_signal_pin = Pin(
- rx_ready_signal_pin_name, Pin.OUT, value=0
- ) # signal to inform the transmitter that receiver is ready
  start_time = time.ticks_us()
  current_value = 0
+
  for i in range(17):
  while current_value == last_value:
  current_value = bitstream_in_pin.value()
@@ -59,15 +69,27 @@ def bitstream_rx_measure():
  start_time = current_time
  periods.append(time_period)
 
+ bitstream_in_pin.deinit()
+
 
 def validate_bitstream():
  for i in range(len(periods) - 1):
- if abs((periods[i + 1] - expected_values[i]) <= tolerance):
+ diff = abs(periods[i + 1] - expected_values[i])
+ if diff <= tolerance:
  print("true")
  else:
  print("false")
+ print(
+ "expected :"
+ + str(expected_values[i])
+ + " period: "
+ + str(periods[i + 1])
+ + " diff: "
+ + str(diff)
+ )
 
 
-print("Bitstream capture")
+print("bitstream rx")
+notify_readiness_to_tx()
 bitstream_rx_measure()
 validate_bitstream()

tests/psoc6/bitstream/bitstream_rx.py.exp

@@ -1,4 +1,4 @@
-bitstream capture
+bitstream rx
 true
 true
 true

tests/psoc6/bitstream/bitstream_tx.py

@@ -14,17 +14,30 @@
 machine = os.uname().machine
 if "CY8CPROTO-062-4343W" in machine:
  bitstream_pin_name = "P12_1"
- wait_signal_pin_name = "P13_7"
+ wait_signal_pin_name = "P13_5"
 elif "CY8CPROTO-063-BLE" in machine:
  bitstream_pin_name = "P5_2"
- wait_signal_pin_name = "P12_7"
+ wait_signal_pin_name = "P6_2"
+
+signal_received = False
+
+
+def signal_irq(arg):
+ global signal_received
+ signal_received = True
 
 
 def wait_for_rx_ready():
+ global signal_received
  wait_signal_pin = Pin(wait_signal_pin_name, Pin.IN)
- while wait_signal_pin.value() == 1:
+ wait_signal_pin.irq(handler=signal_irq, trigger=Pin.IRQ_RISING)
+ while not signal_received:
  pass
 
+ signal_received = False
+ wait_signal_pin.deinit()
+ # print("rx ready")
+
 
 def send_bitstream():
  timing = [3000000, 1000000, 8000000, 5000000]
@@ -33,7 +46,9 @@ def send_bitstream():
  for i in range(2):
  bitstream(bitstream_pin, 0, timing, buf)
 
+ bitstream_pin.deinit()
+
 
-print("bitstream tx")
+# print("bitstream tx")
 wait_for_rx_ready()
 send_bitstream()