Adding plotting and recording of data

.gitignore

@@ -191,4 +191,7 @@ cython_debug/
 #  exclude from AI features like autocomplete and code analysis. Recommended for sensitive data
 #  refer to https://docs.cursor.com/context/ignore-files
 .cursorignore
-.cursorindexingignore
+.cursorindexingignore
+
+# Project specific
+sensor_data.bin

test.py

@@ -1,8 +1,14 @@
 import serial
 import time
 
+import matplotlib.pyplot as plt
+
 from parser_mmw_demo import parser_one_mmw_demo_output_packet
 
+# Turning interactive mode on for plotting
+plt.ion()
+fig = plt.figure()
+
 # Change the configuration file name
 configFileName = 'hedgehog.cfg'
 
@@ -12,7 +18,7 @@ configFileName = 'hedgehog.cfg'
 # the configuration file to the radar
 def serialConfig(configFileName):
     
-    # Raspberry pi
+    # Serial device ports
     CLIport = serial.Serial('/dev/ttyACM0', 115200)
     Dataport = serial.Serial('/dev/ttyACM1', 921600)
 
@@ -30,17 +36,24 @@ def serialConfig(configFileName):
 # -------------------------    MAIN   -----------------------------------------  
 
 # Configurate the serial port
-CLIport, Dataport = serialConfig(configFileName)
+CLIport, Dataport = serialConfig(configFileName) # Enable when reading from sensor
+# Dataport = open("sensor_data.bin", mode="rb") # Enable when reading from file
 
 # parser_one_mmw_demo_output_packet extracts only one complete frame at a time
 # so call this in a loop till end of file
 
 def parse_frames():
+
+    ax = fig.add_subplot(projection='3d')
+    plt.show()
+
     sensor_data = bytearray()
     bytes_parsed = 0
     while True:
-        read_data = Dataport.read(1024)
+        read_data = Dataport.read(256)
-        print(f"Read: {read_data.hex()}")
+        with open("sensor_data.bin", mode="ab") as fp:
+            fp.write(read_data)
+
         sensor_data += bytearray(read_data)
         
         # parser_one_mmw_demo_output_packet function already prints the
@@ -62,6 +75,10 @@ def parse_frames():
         detectedSNR_array,  \
         detectedNoise_array = parser_one_mmw_demo_output_packet(sensor_data[bytes_parsed::1], len(sensor_data) - bytes_parsed)
 
+        ax.clear()
+        ax.scatter(detectedX_array, detectedY_array, detectedZ_array)
+        plt.pause(0.1)
+
         # Check the parser result
         print ("Parser result: ", parser_result)
         if (parser_result == 0): 
@@ -69,11 +86,12 @@ def parse_frames():
             print("totalBytesParsed: ", bytes_parsed)
         else:
             bytes_parsed += 1
-
+            continue
 
 if __name__ == "__main__":
     try:
         parse_frames()
     except KeyboardInterrupt:
-        CLIport.write("sensorStop\n".encode())
+        CLIport.write("sensorStop\n".encode()) # Enable when reading from sensor
+        # Dataport.close() # Enable when reading from file
         exit(0)