HCSR04 class of PicoRuby
Singleton methods
new
HCSR04.new(trig: Integer, echo: Integer) -> void
Instance methods
distance_cm
instance.distance_cm() -> Integer
- PicoRuby master
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Error
- class ArgumentError
- class CYW43::ConnectTimeout
- class EAGAINWaitReadable
- class EOFError
- class Exception
- class GPIO::Error
- class IOError
- class Interrupt
- class JSON::DiggerError
- class JSON::GeneratorError
- class JSON::JSONError
- class JSON::ParserError
- class JWT::DecodeError
- class JWT::ExpiredSignature
- class JWT::IncorrectAlgorithm
- class JWT::VerificationError
- class LoadError
- class NameError
- class NoMethodError
- class NotImplementedError
- class Prism::ParseError
- class RangeError
- class RuntimeError
- class SQLite3::Exception
- class SignalException
- class StandardError
- class SyntaxError
- class TypeError
- class ZeroDivisionError
- Hardware Device
- IO Peripheral
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General
- class BLE
- class BLE::AdvertisingData
- class BLE::AdvertisingReport
- class BLE::GattDatabase
- class BLE::Utils
- class Base16
- class Base64
- module CRC
- class Data
- class Dir
- class ENVClass
- module Editor
- class Editor::Base
- class Editor::Buffer
- class Editor::Line
- class Editor::Screen
- class FAT
- class FAT::Dir
- class FAT::File
- class FAT::Stat
- class FAT::VFSMethods
- class File
- module File::Constants
- class File::Stat
- class FileTest
- module GC
- class GPIO
- class HCSR04::TimeoutError
- class HCSR04::WraparoundError
- class IIRFilter
- class IO
- module IRQ
- class IRQ::IRQInstance
- module JS
- class JS::Object
- module JSON
- module JSON::Common
- class JSON::Digger
- class JSON::Generator
- class JSON::Parser
- module JWT
- class JWT::Decoder
- module Kernel
- class Keyboard::Irb
- class MML
- class Machine
- module MbedTLS
- class MbedTLS::CMAC
- class MbedTLS::Cipher
- class MbedTLS::Digest
- class MbedTLS::HMAC
- module MbedTLS::PKey
- class MbedTLS::PKey::PKeyBase
- class MbedTLS::PKey::PKeyError
- class MbedTLS::PKey::RSA
- class Module
- module Net
- class Net::DNS
- class Net::HTTPClient
- class Net::HTTPClientBase
- class Net::HTTPSClient
- class Net::HTTPUtil
- class Net::NTP
- class Net::TCPClient
- class Net::UDPClient
- class ObjectSpace
- module PNGBIT
- module PRS
- class PRS::Compiler
- module PSG
- class PSG::Driver
- class PSG::Keyboard
- class PicoLine
- class PicoLine::Question
- class PicoRubyVM
- class PicoRubyVM::InstructionSequence
- module Picotest
- class Picotest::Double
- class Picotest::Runner
- class Picotest::Test
- class PitchDetector
- class PitchDetector::Note
- class Prism
- class Prism::Location
- class Prism::ParseResult
- class Proc
- class RMT
- class RNG
- class Rapicco
- class Rapicco::Parser
- class Rapicco::Slide
- class Rapicco::Sprite
- module RbConfig
- class SK6812
- class SQLite3
- class SQLite3::Database
- class SQLite3::ResultSet
- class SQLite3::Statement
- class SSD1306
- class Sandbox
- class Shell
- class Shell::Job
- module Shinonome
- module Signal
- class Task
- class Task::Stat
- class Time
- class Time::TimeMethods
- class VFS
- class VFS::Dir
- class VFS::File
- class VRAM
- class Vim
- module YAML
- PRK Firmware
- Type alias