# Python Module Index

_ | a | b | c | e | f | g | h | i | j | l | m | n | o | p | r | s | t | u | v | z

| _ |
| `_thread` | multithreading support
| a |
| `array` | efficient arrays of numeric data
| `audio` | Get audio samples.
| b |
| `binascii` | binary/ASCII conversions
| `bluetooth` | Low-level Bluetooth radio functionality
| `bno055` | IMU Driver
| `btree` | simple BTree database
| `buzzer` | buzzer driver
| c |
| `cmath` | mathematical functions for complex numbers
| `collections` | collection and container types
| `cpufreq` | CPU Frequency Control
| `cryptolib` | cryptographic ciphers
| e |
| `errno` | system error codes
| f |
| `fir` | thermal sensor driver (fir == far infrared)
| `framebuf` | Frame buffer manipulation
| g |
| `gc` | control the garbage collector
| `gif` | gif recording
| 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
| l |
| `lcd` | lcd driver
| `lsm6dsox` | lsm6dsox Driver
| m |
| `machine` | functions related to the hardware
| `math` | mathematical functions
| `micro_speech` | Example voice recognition module
| `micropython` | access and control MicroPython internals
| `mjpeg` | mjpeg recording
| `modbus` | modbus protocol library
| `mqtt` | mqtt protocol library
| `mutex` | mutex module
| n |
| `neopixel` | control of WS2812 / NeoPixel LEDs
| `network` | network configuration
| o |
| `omv` | OpenMV Cam Information
| `os` | basic "operating system" services
| p |
| `pid` | Proportional/Integral/Derivative Control
| `pyb` | functions related to the board
| r |
| `random` | random numbers
| `re` | regular expressions
| `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
| `tf` | Tensor Flow
| `time` | time related functions
| `tv` | tv shield driver
| u |
| `uasyncio` | asynchronous I/O scheduler for writing concurrent code
| `uctypes` | access binary data in a structured way
| `ulab` | numpy-like array manipulation library
| `uping` | Ping another computer
| `urequests` | Relevant functional functions of the HTTP client, providing various HTTP request methods
| v |
| `vl53l1x` | ToF Distance Sensor Driver
| z |
| `zlib` | zlib decompression

Language and External Links

Language
  English
  中文

External links
  openmv.io
  forums.openmv.io
  github.com/openmv/openmv
  micropython.org
  forum.micropython.org
  github.com/micropython/micropython