Jump to content

List of network buses: Difference between revisions

From Wikipedia, the free encyclopedia
Content deleted Content added
Tkteun (talk | contribs)
DMX512 is a single master bus for 32 devices.
 
(18 intermediate revisions by 14 users not shown)
Line 1: Line 1:
{{Short description|List of single collision domain electronic communication bus systems}}
List of electrical characteristics of single [[collision domain]] [[Network segment|segment]] "slow speed" network [[Bus (computing)|buses]]:
List of electrical characteristics of single [[collision domain]] [[Network segment|segment]] "slow speed" network [[Bus (computing)|buses]]:


{| class="wikitable sortable" style="width:100%;"
{| class="wikitable sortable" style="width:100%;"
! Name !! Multidrop !! Max nodes !! Electrical type !! Cable type !! data-sort-type="number"|Max bitrate [[[Data rate units#Kilobit per second|kbit/s]]]
! Name !! Multidrop !! Max nodes !! Electrical type !! Cable type !! data-sort-type="number"|Max bitrate [[[kbit/s]]]
!data-sort-type="number"|Length at max bitrate!! data-sort-type="number" |Max length [m]
!data-sort-type="number"|Length at max bitrate!! data-sort-type="number" |Max length [m]
!data-sort-type="number"|Bitrate at max length
!data-sort-type="number"|Bitrate at max length
Line 16: Line 17:
| [[SCSI|SCSI-1/2]] || Y || 8 || [[Open collector]] || [[Ribbon cable]] || {{nowrap|20 000 kbit/s}}<!--Ultra Wide SCSI-->
| [[SCSI|SCSI-1/2]] || Y || 8 || [[Open collector]] || [[Ribbon cable]] || {{nowrap|20 000 kbit/s}}<!--Ultra Wide SCSI-->
|{{nowrap|3 m}}|| {{nowrap|6 m}}
|{{nowrap|3 m}}|| {{nowrap|6 m}}
|{{nowrap|5 Mbit/s/ch}}
|data-sort-value="5000"|{{nowrap|5 Mbit/s/ch}}
|-
|-
| [[SCSI|SCSI Ultra2]] || Y || 16 || [[EIA-485]] || [[Twisted pair]] || {{nowrap|40 000 kbit/s}}<!-- DDR not considered -->
| [[SCSI|SCSI Ultra2]] || Y || 16 || [[Differential signalling|Differential]] || [[Ribbon cable]] with twisted pairs || {{nowrap|40 000 kbit/s}}<!-- DDR not considered -->
|{{nowrap|12 m}}||
|{{nowrap|12 m}}||
|
|
Line 43: Line 44:
|
|
|-
|-
| [[10Base-2]] || Y || 30 || [[Differential signaling|Differential]] || [[RG-58|RG58 coaxial]] || {{nowrap|10 000 kbit/s}}
| [[10BASE5]] || Y || 100 || [[Single-ended signalling|Single ended]] || [[RG-8|RG-8X coaxial]] || {{nowrap|10 000 kbit/s}}
|{{nowrap|500 m}}||{{nowrap|500 m}}
|
|-
| [[10BASE2]] || Y || 30 || [[Single-ended signalling|Single ended]] || [[RG-58|RG-58 coaxial]] || {{nowrap|10 000 kbit/s}}
|{{nowrap|185 m}}||{{nowrap|185 m}}
|{{nowrap|185 m}}||{{nowrap|185 m}}
|
|
|-
|-
| [[Controller–area network|CAN]] || Y || 128 || [[ISO 11898-2]] || [[Twisted pair]] || {{nowrap|1000 kbit/s}}
| [[Controller–area network|CAN]] || Y || 128 || [[ISO 11898-2]] Differential || [[Twisted pair]] || {{nowrap|1000 kbit/s}}
|{{nowrap|40 m}}|| {{nowrap|1 km}}<ref name="ucpros_com-Microcontroller_20Communication_20Interfaces_203">{{cite web|title=Microcontroller Interfaces, Part 3|url=http://www.ucpros.com/work%20samples/Microcontroller%20Communication%20Interfaces%203.htm}} 090114 ucpros.com</ref>
|{{nowrap|40 m}}|| {{nowrap|1000 m}}<ref name="ucpros_com-Microcontroller_20Communication_20Interfaces_203">{{cite web|title=Microcontroller Interfaces, Part 3|url=http://www.ucpros.com/work%20samples/Microcontroller%20Communication%20Interfaces%203.htm}} 090114 ucpros.com</ref>
|{{nowrap|50 kbit/s}}
|{{nowrap|50 kbit/s}}
|-
|-
| [[DMX512-A]] || N || 32 || [[EIA-485]] || [[Twisted pair]] {{nowrap|120 Ω}}<!-- correct?--><ref name="dmx512-online_com-physl">{{cite web|title=Ujjal's DMX512 Pages....DMX512 Physical properties|url=http://www.dmx512-online.com/physl.html}} 090610 dmx512-online.com</ref> || {{nowrap|250 kbit/s
| [[DMX512-A]] || N || 32 || [[EIA-485]] || [[Twisted pair]] {{nowrap|120 Ω}}<!-- correct?--><ref name="dmx512-online_com-physl">{{cite web|title=Ujjal's DMX512 Pages....DMX512 Physical properties|url=http://www.dmx512-online.com/physl.html}} 090610 dmx512-online.com</ref> || {{nowrap|250 kbit/s}}
| {{nowrap|548 m}}|| {{nowrap|548 m (1800ft.)}}<ref name="lanbox_com-chapter5">{{cite web|title=DMX Wiring and Practice Quick Reference|url=https://www.pathwayconnect.com/index.php/support/reference-articles/99-dmx-wiring-and-practice-quick-reference}}</ref>
| {{nowrap|548 m}}|| {{nowrap|548 m (1800ft.)}}<ref name="lanbox_com-chapter5">{{cite web|title=DMX Wiring and Practice Quick Reference|url=https://www.pathwayconnect.com/index.php/support/reference-articles/99-dmx-wiring-and-practice-quick-reference}}</ref>
|{{nowrap|250 kbit/s}}
|{{nowrap|250 kbit/s}}
Line 82: Line 87:
| [[SENT (protocol)|SENT]]<ref>http://www.diva-portal.org/smash/get/diva2:1162587/FULLTEXT02 "Implementing and Analyzing SingleEdge Nibble Transmission (SENT)Protocol for Automotive Applications", Master thesis of Naseem Ullah, 2014</ref>||N
| [[SENT (protocol)|SENT]]<ref>http://www.diva-portal.org/smash/get/diva2:1162587/FULLTEXT02 "Implementing and Analyzing SingleEdge Nibble Transmission (SENT)Protocol for Automotive Applications", Master thesis of Naseem Ullah, 2014</ref>||N
|2
|2
|[[Single-ended signalling|Single ended]] || Single conductor, with {{nowrap|5 V}} power supply and ground || async. transmission,
|[[Single-ended signalling|Single ended]] || Single conductor, with {{nowrap|5 V}} power supply and ground || data-sort-value="39.216"|async. transmission,
min. 39.216 kbits/s<!-- standard protocol with 32bit in 8 nibbles:
min. 39.216&nbsp;kbits/s<!-- standard protocol with 32bit in 8 nibbles:
56 ticks sync, 8*27 ticks data, 3µs/tick -> 25.5µs/bit -->
56 ticks sync, 8*27 ticks data, 3&nbsp;μs/tick -> 25.5&nbsp;μs/bit -->


|5 m
|5 m
Line 90: Line 95:
|
|
|-
|-
|[[SPC]]{{dn|date=August 2019}}<ref>{{Cite journal|last=Strasser|first=Michael|last2=Rasbornig|first2=Friedrich|last3=Platzdasch|first3=Hagen|last4=Gastinger|first4=Ferdinand|last5=Eggiman|first5=Christoph|last6=Beaurenaut|first6=Laurent|date=2009-04-20|title=Single-Edge Nibble Transmission: Challenges and Evolutions|url=https://www.sae.org/publications/technical-papers/content/2009-01-0125/|language=English|location=Warrendale, PA}}</ref>
|[[Short PWM Code|SPC]]<ref>{{Cite book|last1=Strasser|first1=Michael|last2=Rasbornig|first2=Friedrich|last3=Platzdasch|first3=Hagen|last4=Gastinger|first4=Ferdinand|last5=Eggiman|first5=Christoph|last6=Beaurenaut|first6=Laurent|title=SAE Technical Paper Series |date=2009-04-20|chapter=Single-Edge Nibble Transmission: Challenges and Evolutions|volume=1 |chapter-url=https://www.sae.org/publications/technical-papers/content/2009-01-0125/|language=English|location=Warrendale, PA|doi=10.4271/2009-01-0125 }}</ref>
|Y
|Y
|5
|5
Line 96: Line 101:
[[Open Collector|Open collector]]
[[Open Collector|Open collector]]
|Single conductor, with {{nowrap|5 V}} power supply and ground, shielded when using higher speeds
|Single conductor, with {{nowrap|5 V}} power supply and ground, shielded when using higher speeds
|sync. and async. transmission,
|data-sort-value="150"|sync. and async. transmission,
variable up to ~150 kbit/s
variable up to ~150&nbsp;kbit/s
|~0.5 m
|~0.5 m
|5 m
|5 m
|same as SENT
|same as SENT
|-
|-
| [[MIPI I3C sensor interface standard|I3C]] || Y || 127 || || ||
| [[MIPI I3C sensor interface standard|I3C]] || Y || 127 || || || 12 500 kbits/s
| ||
| ||
|
|
|-
|-
| [[Serial_Peripheral_Interface_Bus|SPI]] || Y || || || ||variable up to ~10000 kbit/s
| [[Serial Peripheral Interface Bus|SPI]] || Y || || || ||data-sort-value="10000"|variable up to ~10000 kbit/s


(depends stronly on physical setup)
(depends strongly on physical setup)
| ||
| ||
|
|
|-
|-
<!--DO NOT REMOVE THIS LINE - to fix numeric sorting of columns-->|<span style="display:none">ZZ</span> ||<span style="display:none">ZZ</span> ||<span style="display:none">9999999</span> ||<span style="display:none">ZZ</span> ||<span style="display:none">ZZ</span>
<!--DO NOT REMOVE THIS LINE - to fix numeric sorting of columns-->|<span style="display:none">ZZ</span> ||<span style="display:none">ZZ</span> ||<span style="display:none">9999999</span> ||<span style="display:none">ZZ</span> ||<span style="display:none">ZZ</span>
| ||<span style="display:none">9999999</span>
| ||<span style="display:none">9999999</span>
| ||<span style="display:none">9999999</span>
| ||<span style="display:none">9999999</span>
Line 123: Line 128:


== See also ==
== See also ==
* [[Multidrop bus]]
* [[Characteristic impedance#Transmission line model|Characteristic impedance]]
* [[Characteristic impedance#Transmission line model|Characteristic impedance]]
* [[Category 5 cable#Electrical characteristics for Cat.5e UTP|Category 5 cable]]
* [[Category 5 cable#Electrical characteristics for Cat.5e UTP|Category 5 cable]]
* [[Telegrapher's equations]]
* [[Telegrapher's equations]]
* [[Single-ended signalling|Single ended]]
* [[Single-ended signaling]]
* [[Network segment]]
* [[Network segment]]
* [[CEBus]]
* [[CEBus]]
* [[KNX (standard)]] (EIB)
* [[KNX]] (EIB)


== References ==
== References ==

Latest revision as of 20:22, 15 May 2024

List of electrical characteristics of single collision domain segment "slow speed" network buses:

Name Multidrop Max nodes Electrical type Cable type Max bitrate [kbit/s] Length at max bitrate Max length [m] Bitrate at max length
0 0 0
EIA-485 (UART based) Y 256 EIA-485 Twisted pair 1000 kbit/s 1330 m 64 kbit/s
SCSI-1/2 Y 8 Open collector Ribbon cable 20 000 kbit/s 3 m 6 m 5 Mbit/s/ch
SCSI Ultra2 Y 16 Differential Ribbon cable with twisted pairs 40 000 kbit/s 12 m
LIN[1] Y 16 Open collector open collector with pull-up to 12V car supply 19.2 kbit/s 40 m
SIOX Y 62 19.2 kbit/s
I²C Y 127 or 1023 Open collector 5000 kbit/s 7.6 m
SMBus Y 128 Open collector 100 kbit/s
PMBus Y 128 Open collector 400 kbit/s
10BASE5 Y 100 Single ended RG-8X coaxial 10 000 kbit/s 500 m 500 m
10BASE2 Y 30 Single ended RG-58 coaxial 10 000 kbit/s 185 m 185 m
CAN Y 128 ISO 11898-2 Differential Twisted pair 1000 kbit/s 40 m 1000 m[2] 50 kbit/s
DMX512-A N 32 EIA-485 Twisted pair 120 Ω[3] 250 kbit/s 548 m 548 m (1800ft.)[4] 250 kbit/s
DCC Y 127 Single ended 5 kbit/s
RS-232 N 2 Single ended 128 kbit/s 1.5 m (approx) 15 m 19.6 kbit/s
PSI5 Y Twisted pair 189 kbit/s 12 m (approx)
1-Wire Y 248 Open collector Single conductor, with ground 16.3 kbit/s 300 m
X10 Y 256 Power line 0.05 kbit/s / 0.06 kbit/s
FlexRay Twisted pair 20 000 kbit/s
SENT[5] N 2 Single ended Single conductor, with 5 V power supply and ground async. transmission,

min. 39.216 kbits/s

5 m
SPC[6] Y 5 Single ended or

Open collector

Single conductor, with 5 V power supply and ground, shielded when using higher speeds sync. and async. transmission,

variable up to ~150 kbit/s

~0.5 m 5 m same as SENT
I3C Y 127 12 500 kbits/s
SPI Y variable up to ~10000 kbit/s

(depends strongly on physical setup)

ZZ ZZ 9999999 ZZ ZZ 9999999 9999999

The number of nodes can be limited by either number of available addresses or bus capacitance. None of the above use any analog domain modulation techniques like MLT-3 encoding, PAM-5 etc.

PSI5 designed with automation applications in mind is a bit unusual in that it uses Manchester code.

See also

[edit]

References

[edit]
  1. ^ "LIN Standards (older versions are free to download, newer to be bought on ISO web site)". www.lin-cia.org. Retrieved 2019-07-31.
  2. ^ "Microcontroller Interfaces, Part 3". 090114 ucpros.com
  3. ^ "Ujjal's DMX512 Pages....DMX512 Physical properties". 090610 dmx512-online.com
  4. ^ "DMX Wiring and Practice Quick Reference".
  5. ^ http://www.diva-portal.org/smash/get/diva2:1162587/FULLTEXT02 "Implementing and Analyzing SingleEdge Nibble Transmission (SENT)Protocol for Automotive Applications", Master thesis of Naseem Ullah, 2014
  6. ^ Strasser, Michael; Rasbornig, Friedrich; Platzdasch, Hagen; Gastinger, Ferdinand; Eggiman, Christoph; Beaurenaut, Laurent (2009-04-20). "Single-Edge Nibble Transmission: Challenges and Evolutions". SAE Technical Paper Series. Vol. 1. Warrendale, PA. doi:10.4271/2009-01-0125.{{cite book}}: CS1 maint: location missing publisher (link)
[edit]