Editing Physical layer (section)

== Technologies ==
The following technologies provide physical layer services:<ref>{{Cite web|title=Physical Layer {{!}} Layer 1|url=https://osi-model.com/physical-layer/|access-date=2021-07-28|website=The OSI-Model|language=en}}</ref>
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* [[1-Wire]]
* [[ARINC 818]] Avionics Digital Video Bus
* [[Bluetooth]] physical layer
* [[CAN bus]] (controller area network) physical layer
* [[DSL]]
* [[Electronic Industries Alliance|EIA]] [[RS-232]], [[EIA-422]], [[EIA-423]], [[RS-449]], [[RS-485]]
* [[Etherloop]]
* [[Ethernet physical layer]] Including [[10BASE-T]], [[10BASE2]], [[10BASE5]], [[100BASE-TX]], [[100BASE-FX]], [[1000BASE-T]], [[1000BASE-SX]] and other varieties
* [[G.hn]]/[[G.9960]] physical layer
* [[GSM]] [[Um air interface]] physical layer
* [[UMTS]] air interface physical layer
* [[LTE (telecommunication)|LTE]] air interface physical layer
* [[5G]] air interface physical layer
* [[Communications satellite]] technologies physical layers
* [[IEEE 802.15.4]] physical layers
* [[IEEE 1394 interface]]
* [[Infrared Data Association|IRDA]] physical layer
* [[ISDN]]
* [[ITU]] Recommendations: see [[ITU-T]]
* [[I²C]], [[I²S]]
* [[LoRa]]
* [[Low-voltage differential signaling]]
* [[Mobile Industry Processor Interface]] physical layer
* [[Modulated ultrasound]]
* [[Optical Transport Network]] (OTN)
* [[System Management Bus|SMB]]
* [[SONET/SDH]]
* [[Serial Peripheral Interface Bus|SPI]]
* T1 and other [[T-carrier]] links, and E1 and other [[E-carrier]] links
* Telephone network [[modem]]s&nbsp;— [[ITU-T V.92]]
* [[TransferJet]] physical layer
* [[USB]] physical layer
* [[PCI Express]] physical layer
* [[802.11]] [[Wi-Fi]] physical layer
* [[Visible light communication]] co-ordinated under [[IEEE 802.15.7]]
* [[X10 (industry standard)|X10]]
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