Recent posts to MCP23017 libraryhttps://forge.codesys.com/forge/talk/Runtime/thread/ff5cf953bf/2020-02-27T15:31:22.697000ZRecent posts to MCP23017 libraryMCP23017 library2020-02-27T15:31:22.697000Z2020-02-27T15:31:22.697000ZKleo1002https://forge.codesys.com/u/kleo1002/https://forge.codesys.comd9be056380d091cedec4fd4eb7c06c6504238899<div class="markdown_content"><blockquote>
<p><strong>Edwin Schwellinger hat geschrieben:</strong><br/>
Hi,<br/>
did you install the library and the device description?<br/>
BR<br/>
Edwin</p>
</blockquote>
<p>Hi, could you tell me how to install the device description?</p></div>MCP23017 library2020-02-27T15:31:21.925000Z2020-02-27T15:31:21.925000Zeschwellingerhttps://forge.codesys.com/u/eschwellinger/https://forge.codesys.comcef46d6f4ca869e59ce46122e3527316183c3121<div class="markdown_content"><p>Hi,<br/>
one option is to change it here:</p>
<p>sudo nano /etc/init.d/codesyscontrol<br/>
.<br/>
.<br/>
echo 400000 > /sys/module/i2c_bcm2708/parameters/Baudrate<br/>
.<br/>
.</p>
<p>BR<br/>
Edwin</p>
<p>Sure think you cold chance it outside from Linux command line too..</p></div>MCP23017 library2020-02-27T15:31:21.077000Z2020-02-27T15:31:21.077000Zpawel3410https://forge.codesys.com/u/pawel3410/https://forge.codesys.combc3a7858311122fdd2261117a3ac98dede34e24f<div class="markdown_content"><p>Thank You!<br/>
That was the reason why I didnt have this on my list.</p>
<p>By the way, how to change I2c speed?</p></div>MCP23017 library2020-02-27T15:31:19.016000Z2020-02-27T15:31:19.016000Zeschwellingerhttps://forge.codesys.com/u/eschwellinger/https://forge.codesys.com15ce554021d81eae3258eff5290a799453ba34bb<div class="markdown_content"><p>Hi,<br/>
did you install the library and the device description?</p>
<p>BR<br/>
Edwin</p>
<p><img alt="IMG: MCP.jpg" rel="nofollow" src="https://forum.codesys.com//download/file.php?id=3583"/></p></div>MCP23017 library2020-02-27T15:31:18.343000Z2020-02-27T15:31:18.343000Zpawel3410https://forge.codesys.com/u/pawel3410/https://forge.codesys.coma239cf6962b997813d5ef875c5037e801198751f<div class="markdown_content"><p>Hello.<br/>
I download mcp23017 library and install but I can,t add MCP23017 to I2c bus. I don,t have this element on "add device' list. What I,m doing wrong?</p></div>