simulate baudrate test

scripts/baudrate_check.py

@@ -0,0 +1,36 @@
+import datetime
+import serial
+
+port = '/dev/cu.usbserial-1420'
+baud_rate = 9600
+arduino = serial.Serial(port, baudrate=baud_rate, timeout=.1)
+
+expected = 1024
+
+print("--------------------------------")
+while True:
+    while True:
+        if (arduino.read() == b'A'):
+            break
+            
+    count = 0
+    startTime = datetime.datetime.now()
+    while True:
+        r = arduino.read()
+        if (r == b'2'):
+            count += 1
+        else:
+            break;
+    endTime = datetime.datetime.now()
+    deltaTime = endTime - startTime
+    executionTime = deltaTime.total_seconds() * 1000
+    print("count for this run: ", count)
+    if (r != b'Z'):
+        print("run ended with wrong end marker")
+    if (count == expected):
+        print("\t--> correct count")
+    else:
+        print("\t--> incorrect count")
+    print("\t--> duration: ", round(executionTime,1), "ms")
+    print("--------------------------------")
+    expected += 2*1024