|  |  |  | 
     |  | _ |  | 
     
       |  | _thread | multithreading support | 
     |  |  |  | 
     |  | a |  | 
     
       |  | array | efficient arrays of numeric data | 
     
       |  | asyncio | asynchronous I/O scheduler for writing concurrent code | 
     
       |  | audio | Get audio samples. | 
     |  |  |  | 
     |  | b |  | 
     
       |  | binascii | binary/ASCII conversions | 
     
       |  | bluetooth | Low-level Bluetooth radio functionality | 
     
       |  | bno055 | IMU Driver | 
     
       |  | buzzer | buzzer driver | 
     |  |  |  | 
     |  | c |  | 
     
       |  | cmath | mathematical functions for complex numbers | 
     
       |  | collections | collection and container types | 
     
       |  | cpufreq | CPU Frequency Control | 
     
       |  | cryptolib | cryptographic ciphers | 
     |  |  |  | 
     |  | d |  | 
     
       |  | deflate | deflate compression & decompression | 
     
       |  | display | display driver | 
     |  |  |  | 
     |  | e |  | 
     
       |  | errno | system error codes | 
     |  |  |  | 
     |  | f |  | 
     
       |  | fir | thermal sensor driver (fir == far infrared) | 
     
       |  | ft5x06 | Touch Screen Driver | 
     |  |  |  | 
     |  | g |  | 
     
       |  | gc | control the garbage collector | 
     
       |  | gif | gif recording | 
     
       |  | gt911 | Touch Screen Driver | 
     
       |  | gzip | gzip compression & decompression | 
     |  |  |  | 
     |  | h |  | 
     
       |  | hashlib | hashing algorithms | 
     
       |  | heapq | heap queue algorithm | 
     |  |  |  | 
     |  | i |  | 
     
       |  | image | machine vision | 
     
       |  | imu | imu sensor | 
     
       |  | io | input/output streams | 
     |  |  |  | 
     |  | j |  | 
     
       |  | json | JSON encoding and decoding | 
     |  |  |  | 
     |  | m |  | 
     
       |  | machine | functions related to the hardware | 
     
       |  | marshal | Convert Python objects to and from a binary format | 
     
       |  | math | mathematical functions | 
     
       |  | micropython | access and control MicroPython internals | 
     
       |  | mjpeg | mjpeg recording | 
     
       |  | ml | Machine Learning | 
     
       |  | ml.apps | ML Apps | 
     
       |  | ml.postprocessing | ML Postprocessing | 
     
       |  | ml.preprocessing | ML Preprocessing | 
     
       |  | ml.utils | ML Utils | 
     
       |  | modbus | modbus protocol library | 
     
       |  | mqtt | mqtt protocol library | 
     
       |  | mutex | mutex module | 
     |  |  |  | 
     |  | n |  | 
     
       |  | network | network configuration | 
     |  |  |  | 
     |  | o |  | 
     
       |  | omv | OpenMV Cam Information | 
     
       |  | openamp | provides standard Asymmetric Multiprocessing (AMP) support | 
     
       |  | os | basic "operating system" services | 
     |  |  |  | 
     |  | p |  | 
     
       |  | pid | Proportional/Integral/Derivative Control | 
     
       |  | platform | access to underlying platform’s identifying data | 
     
       |  | pyb | functions related to the board | 
     |  |  |  | 
     |  | r |  | 
     
       |  | random | random numbers | 
     
       |  | re | regular expressions | 
     
       |  | requests | Relevant functional functions of the HTTP client, providing various HTTP request methods | 
     
       |  | rpc | rpc library | 
     
       |  | rtsp | rtsp library | 
     |  |  |  | 
     |  | s |  | 
     
       |  | select | wait for events on a set of streams | 
     
       |  | sensor | camera sensor | 
     
       |  | socket | socket module | 
     
       |  | ssd1306 | OLED Driver | 
     
       |  | ssl | TLS/SSL wrapper for socket objects | 
     
       |  | stm | functionality specific to STM32 MCUs | 
     
       |  | struct | pack and unpack primitive data types | 
     
       |  | sys | system specific functions | 
     |  |  |  | 
     |  | t |  | 
     
       |  | tb6612 | Stepper Motor Driver | 
     
       |  | TFP410 | DVI/HDMI Controller | 
     
       |  | time | time related functions | 
     
       |  | tof | time-of-flight sensor driver | 
     
       |  | tv | tv shield driver | 
     |  |  |  | 
     |  | u |  | 
     
       |  | uctypes | access binary data in a structured way | 
     
       |  | ulab | numpy-like array manipulation library | 
     
       |  | uping | Ping another computer | 
     |  |  |  | 
     |  | v |  | 
     
       |  | vfs | virtual filesystem control | 
     
       |  | vl53l1x | ToF Distance Sensor Driver | 
     |  |  |  | 
     |  | z |  | 
     
       |  | zlib | zlib compression & decompression |