rename tutorial 10
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@ -31,6 +31,8 @@ It runs the breadboard keyboard in this picture.
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<img src="tutorials/keybrd_1_breadboard/breadboard_keyboard_2x2.JPG" title="breadboard keyboard" alt="breadboard keyboard" style="height:290px;width:328px;">
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<img src="tutorials/keybrd_1_breadboard/breadboard_keyboard_2x2.JPG" title="breadboard keyboard" alt="breadboard keyboard" height="290" width="328">
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Example complex keybrd sketch
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-----------------------------
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keybrd_DH and its instantiation files contain about 800 lines of code.
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@ -1,13 +1,13 @@
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Tutorial 10 - writing your own port classes
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Tutorial 10 - writing IOE Port classes
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===========================================
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Port classes are the keybrd library's interface to I/O expander ports.
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To write your own port classes:
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To write your own Port class:
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1. Get a copy of the controller or I/O expander datasheet.
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1. Get a copy of the I/O expander datasheet.
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2. Study other keybrd Port classes.
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For example, the keybrd_DH library use these keybrd classes for its PCA9655E I/O:
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For example, the keybrd_DH library uses these keybrd classes for its PCA9655E I/O expander:
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* PortWrite_PCA9655E
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* PortRead_PCA9655E
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* LED_PCA9655E
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@ -23,7 +23,7 @@ Exercises
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| Layout | **0** | **1** |
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|:------:|:-----:|:-----:|
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| **0** | a ! 6 | b @ 7 |
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| **1** | sym |. num .|
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| **1** | sym | num |
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<br>
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<a rel="license" href="https://creativecommons.org/licenses/by/4.0/"><img alt="Creative Commons License" style="border-width:0" src="https://licensebuttons.net/l/by/4.0/88x31.png" /></a><br /><span xmlns:dct="http://purl.org/dc/terms/" property="dct:title">keybrd tutorial</span> by <a xmlns:cc="https://creativecommons.org/ns" href="https://github.com/wolfv6/keybrd" property="cc:attributionName" rel="cc:attributionURL">Wolfram Volpi</a> is licensed under a <a rel="license" href="https://creativecommons.org/licenses/by/4.0/">Creative Commons Attribution 4.0 International License</a>.<br />Permissions beyond the scope of this license may be available at <a xmlns:cc="https://creativecommons.org/ns" href="https://github.com/wolfv6/keybrd/issues/new" rel="cc:morePermissions">https://github.com/wolfv6/keybrd/issues/new</a>.
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