Update such that tests pass for v1.2

This includes minor updates for the th different MCU variant, and bugfixes.

Resolves #7

test/src/tr_test/test.py

@@ -51,7 +51,7 @@ def logger():
 def context_factory():
     def create_context(
         fw_rel_path: str,
-        mcu: str = "STM32L412RB",
+        mcu: str = "STM32L010C6",
         addr: int = 0x8000000,
         leave_halted: bool = False,
     ):
@@ -138,6 +138,7 @@ def test_set_time(context_factory, logger):
     print("Text:", text.decode())
     assert text.endswith(TEST_PASS_TEXT)
 
+
 def test_periodic_alarms(context_factory, logger):
     serial_dev, jlink = context_factory("Test/periodic_alarms.bin")
     serial_dev.timeout = 6
@@ -175,7 +176,7 @@ def test_clock(context_factory, logger):
 
     # TODO: Using a single pin, instead of UART, would make this more
     # accurate. Add support via sigrok.
-    assert (delta - EXPECTED_RUNTIME) < TOLERANCE
+    assert abs(delta - EXPECTED_RUNTIME) < TOLERANCE
 
 
 def test_wakeup_irq(context_factory, logger):
@@ -207,7 +208,7 @@ def test_wakeup_irq(context_factory, logger):
 
 def test_stop(context_factory, logger):
     serial_dev, jlink = context_factory("Test/stop.bin")
-    serial_dev.timeout = 65
+    serial_dev.timeout = 70
 
     pattern = re.compile("Requested=(\\d*) Actual=(\\d*)")
     while True:
@@ -229,6 +230,7 @@ def test_stop(context_factory, logger):
             # Delays > 32sec have reduced resolution (1 sec)
             assert abs(delta) < 1000
 
+
 "sigrok-cli -C D3 -d fx2lafw -c samplerate=1M --time 1s -P timing:data=D3"
 
 
@@ -275,9 +277,10 @@ def measure_frequency(
 
     return periods[::2], periods[1:][::2]
 
+
 def test_lptim(context_factory, logger):
     serial_dev, jlink = context_factory("Test/lptim.bin")
-    state0_periods, state1_periods = measure_frequency(1, "D1")
+    state0_periods, state1_periods = measure_frequency(1, "D0")
     num_periods = min(len(state0_periods), len(state1_periods))
     periods = [state0_periods[i] + state1_periods[i] for i in range(num_periods)]
     freqs = list(map(lambda x: 1 / x, periods))