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SMBus/i2c interface on the Raspberry Pi


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RPi::Device::SMBus


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Must be called before anything else works."]},{"type":"block","id":"nr9paJVgzGcxNkXDHbk7h","margin":"","level":2,"name":"head","location":{"start":{"line":77,"column":1,"offset":1446},"end":{"line":78,"column":6,"offset":1457}},"content":["write"]},{"type":"para","id":"UDooLa8RSexdzUe6x0Ycf","margin":"","location":{"start":{"line":80,"column":1,"offset":1459},"end":{"line":80,"column":32,"offset":1490}},"text":"text","content":["Write some text on the display."]},{"type":"block","id":"dcc4Dt-mMRi9DJW1n3qeF","margin":"","level":2,"name":"head","location":{"start":{"line":82,"column":1,"offset":1492},"end":{"line":83,"column":5,"offset":1501}},"content":["home"]},{"type":"para","id":"toxX0VchmsU446o_a1ygO","margin":"","location":{"start":{"line":85,"column":1,"offset":1503},"end":{"line":85,"column":33,"offset":1535}},"text":"text","content":["Return the cursor to position 0."]},{"type":"block","id":"43MK1uNNmRm0GTNxxjy1c","margin":"","level":2,"name":"head","location":{"start":{"line":87,"column":1,"offset":1537},"end":{"line":88,"column":6,"offset":1548}},"content":["clear"]},{"type":"para","id":"8SzxKXBDetn4cA7JnSyLx","margin":"","location":{"start":{"line":90,"column":1,"offset":1550},"end":{"line":90,"column":19,"offset":1568}},"text":"text","content":["Clear the display."]}]},"publishUrl":"/mods/zef/RPi::Device::ST7036/README.md","pluginsData":{"moduleInfo":{"meta":{"api":"","auth":"zef:patrickb","authors":["Patrick Böker"],"depends":["RPi::Wiring::Pi"],"description":"Support for the ST7036 dot matrix display","dist":"RPi::Device::ST7036:ver<1.0.0>:auth<zef:patrickb>","license":"Artistic-2.0","name":"RPi::Device::ST7036","path":"R/PI/RPI_DEVICE_ST7036/000f5b2cc1f62789e84e7074b208c897d10afc5c.tar.gz","perl":"6.c","provides":{"RPi::Device::ST7036":"lib/RPi/Device/ST7036.rakumod","RPi::Device::ST7036::Setup":"lib/RPi/Device/ST7036/Setup.rakumod"},"source-url":"git://github.com/patrickbkr/RPi-Device-ST7036.git","tags":["RaspberryPi"],"test-depends":["Test::META"],"version":"1.0.0"},"files":[{"file":"work_mods/zef/RPi::Device::ST7036/README.md","publishUrl":"/mods/zef/RPi::Device::ST7036/README.md"},{"file":"work_mods/zef/RPi::Device::ST7036/lib/RPi/Device/ST7036.rakumod","publishUrl":"/mods/zef/RPi::Device::ST7036/lib/RPi/Device/ST7036.rakumod"}],"src":"zef","url":"/mods/zef/RPi::Device::ST7036"}}}
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RPi::Device::ST7036


Interface for the Pimoroni PiGlow on the Raspberry Pi


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This module\nuses ",{"meta":"https://github.com/jonathanstowe/RPi-Device-SMBus","type":"fcode","name":"L","content":["RPi::Device::SMBus"]},"\nto abstract the interface to the device so\nthat it can be controlled from a Raku programme.  It is assumed that\nyou have installed the OS packages required to make i2c work and have\nconfigured and tested the i²c appropriately.  The only difference that\nseems to affect the PiGlow device is that it only seems to be reported\nby i2cdetect if you use the \"quick write\" probe flag:"]},{"type":"para","id":"0axcPJJQP650bX4vzTlmP","margin":"","location":{"start":{"line":37,"column":4,"offset":1192},"end":{"line":37,"column":26,"offset":1214}},"text":"text","content":["sudo i2cdetect -y -q 1"]},{"type":"para","id":"PhVEl7GPSbScltdTmFwtv","margin":"","location":{"start":{"line":39,"column":1,"offset":1216},"end":{"line":44,"column":61,"offset":1633}},"text":"text","content":["(assuming you have a Rev B. or version 2 Pi - if not you should supply\n0 instead of 1.)  I have no way of knowing the compatibility of the\n\"quick write\" with any other devices you may have plugged in to the Pi,\nso I wouldn't recommend doing this with any other devices unless you know\nthat they won't be adversely affected by \"quick write\".  The PiGlow has\na fixed address anyway so the information isn't that useful."]},{"type":"para","id":"CxfmxoR_MUIVufMeH4gWE","margin":"","location":{"start":{"line":46,"column":1,"offset":1635},"end":{"line":48,"column":43,"offset":1843}},"text":"text","content":["A useful quick guide to setting up for the Raspberry Pi 2 can be found\nat ",{"meta":"https://blog.robseder.com/2015/04/12/getting-a-piglow-to-work-with-a-raspberry-pi-2/","type":"fcode","name":"L","content":["https://blog.robseder.com/2015/04/12/getting-a-piglow-to-work-with-a-raspberry-pi-2/"]}," though\nmost of that will work for other versions."]},{"type":"para","id":"jrq-s9bkU0Z3DnCQoHkGn","margin":"","location":{"start":{"line":50,"column":1,"offset":1845},"end":{"line":51,"column":65,"offset":1980}},"text":"text","content":["With a more recent Raspbian install you may just be able to switch on\nthe ",{"type":"fcode","name":"C","content":["raspi-config"]}," program, via ",{"type":"fcode","name":"C","content":["5. Interfacing Options"]}]},{"type":"block","id":"zBAjmCVUjkt9ITgZeytN-","margin":"","level":2,"name":"head","location":{"start":{"line":53,"column":1,"offset":1982},"end":{"line":53,"column":16,"offset":1997}},"content":["Installation"]},{"type":"para","id":"ZV1Xseks4QtsG6pIUQaiX","margin":"","location":{"start":{"line":55,"column":1,"offset":1999},"end":{"line":55,"column":96,"offset":2094}},"text":"text","content":["Assuming you have a working Rakudo installation you should be able to install this with ",{"type":"fcode","name":"I","content":["zef"]}," :"]},{"type":"block","id":"VUFrDm3QOcfFLt08CvsW2","margin":"","name":"code","config":[],"location":{"start":{"line":57,"column":1,"offset":2096},"end":{"line":63,"column":36,"offset":2213}},"content":[{"type":"verbatim","value":"# From the source directory\n\nzef install .\n\n# Remote installation\n\nzef install RPi::Device::PiGlow"}]},{"type":"para","id":"e0kqoaft1s0sAGWnjCa1A","margin":"","location":{"start":{"line":65,"column":1,"offset":2215},"end":{"line":65,"column":77,"offset":2291}},"text":"text","content":["The tests will fail if run on other than a Raspberry Pi with i²c configured."]},{"type":"block","id":"8chUzMlat-C8esqAaCr9i","margin":"","level":2,"name":"head","location":{"start":{"line":67,"column":1,"offset":2293},"end":{"line":67,"column":11,"offset":2303}},"content":["Support"]},{"type":"para","id":"wb3tlKdxmjcezPgjRLiPt","margin":"","location":{"start":{"line":69,"column":1,"offset":2305},"end":{"line":69,"column":106,"offset":2410}},"text":"text","content":["Suggestions/patches are welcomed via ",{"meta":"https://github.com/jonathanstowe/RPi-Device-PiGlow/issues","type":"fcode","name":"L","content":["github"]},"."]},{"type":"para","id":"2-3_W9-GAMOSlfGJhVjg5","margin":"","location":{"start":{"line":71,"column":1,"offset":2412},"end":{"line":72,"column":61,"offset":2538}},"text":"text","content":["Because there are limited ways to test this automatically without\nphysically observing the device, there may be untested bugs."]},{"type":"para","id":"ipFrAMwlXsCSmUMiYazfB","margin":"","location":{"start":{"line":74,"column":1,"offset":2540},"end":{"line":75,"column":37,"offset":2688}},"text":"text","content":["I've tested this on three different versions of Raspberry Pi, if you find problems please report the Pi version\nas well as the OS, Raku version etc."]},{"type":"block","id":"m4dTJm7ZrKeGRICOU1BKj","margin":"","level":2,"name":"head","location":{"start":{"line":77,"column":1,"offset":2690},"end":{"line":77,"column":11,"offset":2700}},"content":["Licence"]},{"type":"para","id":"MxSFh8ky02nHGRCBYj6u6","margin":"","location":{"start":{"line":79,"column":1,"offset":2702},"end":{"line":79,"column":23,"offset":2724}},"text":"text","content":["This is free software."]},{"type":"para","id":"1KmPE5Pf5KLh9DxkPLUiO","margin":"","location":{"start":{"line":81,"column":1,"offset":2726},"end":{"line":81,"column":59,"offset":2784}},"text":"text","content":["Please see the ",{"meta":"LICENCE","type":"fcode","name":"L","content":["LICENCE"]}," file in the distribution"]},{"type":"para","id":"Ok3-I813OZPv3Cg429a5K","margin":"","location":{"start":{"line":83,"column":1,"offset":2786},"end":{"line":83,"column":29,"offset":2814}},"text":"text","content":["© Jonathan Stowe 2016 - 2021"]}]},"publishUrl":"/mods/zef/RPi::Device::PiGlow/RPi-Device-PiGlow-0.0.5/README.md","pluginsData":{"moduleInfo":{"meta":{"api":"1.0","auth":"zef:jonathanstowe","authors":["Jonathan Stowe <jns+git@gellyfish.co.uk>"],"build-depends":[],"depends":["RPi::Device::SMBus"],"description":"Interface for the Pimoroni PiGlow on the Raspberry Pi","dist":"RPi::Device::PiGlow:ver<0.0.5>:auth<zef:jonathanstowe>","license":"Artistic-2.0","meta-version":"1","name":"RPi::Device::PiGlow","path":"R/PI/RPI_DEVICE_PIGLOW/0b08391a6005e8e0c34b5c56d3e90fae4d3acfd7.tar.gz","provides":{"RPi::Device::PiGlow":"lib/RPi/Device/PiGlow.pm"},"raku":"6.*","resources":[],"source-url":"https://github.com/jonathanstowe/RPi-Device-PiGlow.git","support":{"source":"https://github.com/jonathanstowe/RPi-Device-PiGlow.git"},"tags":["RPi","Raspberry Pi","i2c","PiGlow"],"test-depends":["Test"],"version":"0.0.5"},"files":[{"file":"work_mods/zef/RPi::Device::PiGlow/RPi-Device-PiGlow-0.0.5/README.md","publishUrl":"/mods/zef/RPi::Device::PiGlow/RPi-Device-PiGlow-0.0.5/README.md"},{"file":"work_mods/zef/RPi::Device::PiGlow/RPi-Device-PiGlow-0.0.5/lib/RPi/Device/PiGlow.pm","publishUrl":"/mods/zef/RPi::Device::PiGlow/RPi-Device-PiGlow-0.0.5/lib/RPi/Device/PiGlow.pm"}],"src":"zef","url":"/mods/zef/RPi::Device::PiGlow"}}}
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This module\nuses ",{"meta":"https://github.com/jonathanstowe/RPi-Device-SMBus","type":"fcode","name":"L","content":["RPi::Device::SMBus"]},"\nto abstract the interface to the device so\nthat it can be controlled from a Raku programme.  It is assumed that\nyou have installed the OS packages required to make i2c work and have\nconfigured and tested the i²c appropriately.  The only difference that\nseems to affect the PiGlow device is that it only seems to be reported\nby i2cdetect if you use the \"quick write\" probe flag:"]},{"type":"para","id":"0axcPJJQP650bX4vzTlmP","margin":"","location":{"start":{"line":37,"column":4,"offset":1192},"end":{"line":37,"column":26,"offset":1214}},"text":"text","content":["sudo i2cdetect -y -q 1"]},{"type":"para","id":"PhVEl7GPSbScltdTmFwtv","margin":"","location":{"start":{"line":39,"column":1,"offset":1216},"end":{"line":44,"column":61,"offset":1633}},"text":"text","content":["(assuming you have a Rev B. or version 2 Pi - if not you should supply\n0 instead of 1.)  I have no way of knowing the compatibility of the\n\"quick write\" with any other devices you may have plugged in to the Pi,\nso I wouldn't recommend doing this with any other devices unless you know\nthat they won't be adversely affected by \"quick write\".  The PiGlow has\na fixed address anyway so the information isn't that useful."]},{"type":"para","id":"CxfmxoR_MUIVufMeH4gWE","margin":"","location":{"start":{"line":46,"column":1,"offset":1635},"end":{"line":48,"column":43,"offset":1843}},"text":"text","content":["A useful quick guide to setting up for the Raspberry Pi 2 can be found\nat ",{"meta":"https://blog.robseder.com/2015/04/12/getting-a-piglow-to-work-with-a-raspberry-pi-2/","type":"fcode","name":"L","content":["https://blog.robseder.com/2015/04/12/getting-a-piglow-to-work-with-a-raspberry-pi-2/"]}," though\nmost of that will work for other versions."]},{"type":"para","id":"jrq-s9bkU0Z3DnCQoHkGn","margin":"","location":{"start":{"line":50,"column":1,"offset":1845},"end":{"line":51,"column":65,"offset":1980}},"text":"text","content":["With a more recent Raspbian install you may just be able to switch on\nthe ",{"type":"fcode","name":"C","content":["raspi-config"]}," program, via ",{"type":"fcode","name":"C","content":["5. Interfacing Options"]}]},{"type":"block","id":"zBAjmCVUjkt9ITgZeytN-","margin":"","level":2,"name":"head","location":{"start":{"line":53,"column":1,"offset":1982},"end":{"line":53,"column":16,"offset":1997}},"content":["Installation"]},{"type":"para","id":"ZV1Xseks4QtsG6pIUQaiX","margin":"","location":{"start":{"line":55,"column":1,"offset":1999},"end":{"line":55,"column":96,"offset":2094}},"text":"text","content":["Assuming you have a working Rakudo installation you should be able to install this with ",{"type":"fcode","name":"I","content":["zef"]}," :"]},{"type":"block","id":"VUFrDm3QOcfFLt08CvsW2","margin":"","name":"code","config":[],"location":{"start":{"line":57,"column":1,"offset":2096},"end":{"line":63,"column":36,"offset":2213}},"content":[{"type":"verbatim","value":"# From the source directory\n\nzef install .\n\n# Remote installation\n\nzef install RPi::Device::PiGlow"}]},{"type":"para","id":"e0kqoaft1s0sAGWnjCa1A","margin":"","location":{"start":{"line":65,"column":1,"offset":2215},"end":{"line":65,"column":77,"offset":2291}},"text":"text","content":["The tests will fail if run on other than a Raspberry Pi with i²c configured."]},{"type":"block","id":"8chUzMlat-C8esqAaCr9i","margin":"","level":2,"name":"head","location":{"start":{"line":67,"column":1,"offset":2293},"end":{"line":67,"column":11,"offset":2303}},"content":["Support"]},{"type":"para","id":"wb3tlKdxmjcezPgjRLiPt","margin":"","location":{"start":{"line":69,"column":1,"offset":2305},"end":{"line":69,"column":106,"offset":2410}},"text":"text","content":["Suggestions/patches are welcomed via ",{"meta":"https://github.com/jonathanstowe/RPi-Device-PiGlow/issues","type":"fcode","name":"L","content":["github"]},"."]},{"type":"para","id":"2-3_W9-GAMOSlfGJhVjg5","margin":"","location":{"start":{"line":71,"column":1,"offset":2412},"end":{"line":72,"column":61,"offset":2538}},"text":"text","content":["Because there are limited ways to test this automatically without\nphysically observing the device, there may be untested bugs."]},{"type":"para","id":"ipFrAMwlXsCSmUMiYazfB","margin":"","location":{"start":{"line":74,"column":1,"offset":2540},"end":{"line":75,"column":37,"offset":2688}},"text":"text","content":["I've tested this on three different versions of Raspberry Pi, if you find problems please report the Pi version\nas well as the OS, Raku version etc."]},{"type":"block","id":"m4dTJm7ZrKeGRICOU1BKj","margin":"","level":2,"name":"head","location":{"start":{"line":77,"column":1,"offset":2690},"end":{"line":77,"column":11,"offset":2700}},"content":["Licence"]},{"type":"para","id":"MxSFh8ky02nHGRCBYj6u6","margin":"","location":{"start":{"line":79,"column":1,"offset":2702},"end":{"line":79,"column":23,"offset":2724}},"text":"text","content":["This is free software."]},{"type":"para","id":"1KmPE5Pf5KLh9DxkPLUiO","margin":"","location":{"start":{"line":81,"column":1,"offset":2726},"end":{"line":81,"column":59,"offset":2784}},"text":"text","content":["Please see the ",{"meta":"LICENCE","type":"fcode","name":"L","content":["LICENCE"]}," file in the distribution"]},{"type":"para","id":"Ok3-I813OZPv3Cg429a5K","margin":"","location":{"start":{"line":83,"column":1,"offset":2786},"end":{"line":83,"column":29,"offset":2814}},"text":"text","content":["© Jonathan Stowe 2016 - 2021"]}]},"publishUrl":"/mods/zef/RPi::Device::PiGlow/RPi-Device-PiGlow-0.0.5/README.md","pluginsData":{"moduleInfo":{"meta":{"api":"1.0","auth":"zef:jonathanstowe","authors":["Jonathan Stowe <jns+git@gellyfish.co.uk>"],"build-depends":[],"depends":["RPi::Device::SMBus"],"description":"Interface for the Pimoroni PiGlow on the Raspberry Pi","dist":"RPi::Device::PiGlow:ver<0.0.5>:auth<zef:jonathanstowe>","license":"Artistic-2.0","meta-version":"1","name":"RPi::Device::PiGlow","path":"R/PI/RPI_DEVICE_PIGLOW/0b08391a6005e8e0c34b5c56d3e90fae4d3acfd7.tar.gz","provides":{"RPi::Device::PiGlow":"lib/RPi/Device/PiGlow.pm"},"raku":"6.*","resources":[],"source-url":"https://github.com/jonathanstowe/RPi-Device-PiGlow.git","support":{"source":"https://github.com/jonathanstowe/RPi-Device-PiGlow.git"},"tags":["RPi","Raspberry Pi","i2c","PiGlow"],"test-depends":["Test"],"version":"0.0.5"},"files":[{"file":"work_mods/zef/RPi::Device::PiGlow/RPi-Device-PiGlow-0.0.5/README.md","publishUrl":"/mods/zef/RPi::Device::PiGlow/RPi-Device-PiGlow-0.0.5/README.md"},{"file":"work_mods/zef/RPi::Device::PiGlow/RPi-Device-PiGlow-0.0.5/lib/RPi/Device/PiGlow.pm","publishUrl":"/mods/zef/RPi::Device::PiGlow/RPi-Device-PiGlow-0.0.5/lib/RPi/Device/PiGlow.pm"}],"src":"zef","url":"/mods/zef/RPi::Device::PiGlow"}}}
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RPi::Device::PiGlow


The Raku Knowledge Base


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RPi::Device::SMBus

RPi::Device::SMBus

image https://github.com/jonathanstowe/RPi-Device-SMBus/workflows/CI/badge.svg not found

Synopsis

Description

Installation

Support

Licence

RPi::Device::SMBus v0.0.7

Authors

License

Dependencies

Test Dependencies

Provides

Documentation