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Made 100 measurements and moved the pics

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Thijs Driessen 2025-11-21 10:39:45 +01:00 committed by Nicholas Stănescu
parent 1a9b6bbf33
commit 9fda5604ea
1 changed files with 46 additions and 6 deletions
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52
Manual/4_Module_2.ipynb
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@ -104,14 +104,12 @@
"source": [
"### Student Version ###\n",
"\n",
"# TODO: Establish a serial connection, ask for a status report, read it out, and print it\n",
"serial = Serial('COM4', 115200)\n",
"serial.write(b'Sd\\n')\n",
"status = serial.read_until(b\"\\x04\")\n",
"status = status.decode('utf-8')\n",
"print(f\"Car status is:\\n\\n{status}\")\n",
"\n",
"# TODO: Close the serial connection\n",
"serial.close()"
]
},
@ -164,13 +162,11 @@
"### Student Version ###\n",
"\n",
"def extract_dis ():\n",
" # TODO: Decode the status response to a string\n",
" serial = Serial('COM4', 115200)\n",
" serial.write(b'S\\n')\n",
" _status = serial.read_until(b'\\x04')\n",
" _status = _status.decode('utf-8')\n",
"\n",
" # TODO: Split the status string into lines\n",
" lines = _status.splitlines()\n",
"\n",
" # Initialize variables to hold distance values\n",
@ -180,7 +176,6 @@
" # Iterate over each line to find distance data\n",
" for line in lines:\n",
" if \"Dist.\" in line:\n",
" # TODO: Split the line into words\n",
" words = line.split()\n",
" # Extract distance values based on their positions\n",
"\n",
@ -193,6 +188,8 @@
" print(f\"Left Distance: {dist_L}\")\n",
" print(f\"Right Distance: {dist_R}\")\n",
"\n",
" serial.close()\n",
"\n",
" return dist_L, dist_R"
]
},
@ -229,7 +226,50 @@
"cell_type": "code",
"outputs": [],
"execution_count": null,
"source": "### Student Version ###\n"
"source": "serial.close()"
},
{
"metadata": {},
"cell_type": "code",
"outputs": [],
"execution_count": null,
"source": [
"### Student Version ###\n",
"times = []\n",
"new_times = []\n",
"total_time = 0\n",
"summed_times = 0\n",
"serial = Serial('COM4', 115200)\n",
"\n",
"for i in range(100):\n",
" start_time = time.time()\n",
" serial.write(b'S\\n')\n",
" _status = serial.read_until(b'\\x04')\n",
" _status = _status.decode('utf-8')\n",
" current_time = time.time() - start_time\n",
" times.append(current_time)\n",
"\n",
"serial.close()\n",
"#print(times)\n",
"\n",
"for j in range(100):\n",
" total_time += times[j]\n",
"\n",
"average = total_time / 100\n",
"\n",
"for k in range(100):\n",
" new_times.append((times[k] - average) ** 2)\n",
" summed_times += new_times[k]\n",
"\n",
"variance = summed_times / 100\n",
"standard_deviation = (variance) ** 0.5\n",
"\n",
"print(f'The average time of a distance measurement is: {average:.3f} [s]')\n",
"print(f'The standard deviantion of a distance measurement is: {standard_deviation:.3f} [s]')\n",
"\n",
"plt.hist(times)\n",
"plt.show()"
]
},
{
"metadata": {},