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index: add page on spi id 

Signed-off-by: Sean Cross <sean@xobs.io>
This commit is contained in:
Sean Cross 2019-06-22 22:43:33 -07:00
parent 700a9b86d2
commit 36a11f69ea
1 changed files with 11 additions and 1 deletions
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@ -453,6 +453,16 @@ $ dfu-util -D new-image.dfu # Load new program</code></pre>
</section>
<section>
<h2>Read SPI ID</h2>
<pre><code class="python" data-trim>
>>> spi = fomu.spi()
>>> hex(spi.id())
'0xc2152815'
>>>
</code></pre>
</section>
<section>
<h2>Memory-Mapped Registers</h2>
<pre><code class="cpp">#define CSR_VERSION_MAJOR_ADDR 0xe0007000
#define CSR_VERSION_MINOR_ADDR 0xe0007004
@ -464,7 +474,7 @@ $ dfu-util -D new-image.dfu # Load new program</code></pre>
</section>
<section>
<h2>RGB LEDD reference</h2>
<h2>RGB LED Driver reference</h2>
<img data-src="img/ice40-ledd.png" alt="ICE40 LEDD registers">
<pre class="fragment"><code class="python" data-trim>>>> rgb.write_raw(0b0001, 255)
>>> rgb.write_raw(0b1010, 14)