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KevinOConnor
2025-03-04 22:13:05 +00:00
parent cb3777d48f
commit 3a8b0d7c17
14 changed files with 14 additions and 11 deletions
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Measuring_Resonances.html
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@@ -838,11 +838,11 @@
<ul class="md-nav__list">
<li class="md-nav__item">
<a href="#mpu-9250mpu-9255mpu-6515mpu-6050mpu-6500" class="md-nav__link">
MPU-9250/MPU-9255/MPU-6515/MPU-6050/MPU-6500
<a href="#mpu-9250mpu-9255mpu-6515mpu-6050mpu-6500icm20948" class="md-nav__link">
MPU-9250/MPU-9255/MPU-6515/MPU-6050/MPU-6500/ICM20948
</a>
<nav class="md-nav" aria-label="MPU-9250/MPU-9255/MPU-6515/MPU-6050/MPU-6500">
<nav class="md-nav" aria-label="MPU-9250/MPU-9255/MPU-6515/MPU-6050/MPU-6500/ICM20948">
<ul class="md-nav__list">
<li class="md-nav__item">
@@ -1707,11 +1707,11 @@
<ul class="md-nav__list">
<li class="md-nav__item">
<a href="#mpu-9250mpu-9255mpu-6515mpu-6050mpu-6500" class="md-nav__link">
MPU-9250/MPU-9255/MPU-6515/MPU-6050/MPU-6500
<a href="#mpu-9250mpu-9255mpu-6515mpu-6050mpu-6500icm20948" class="md-nav__link">
MPU-9250/MPU-9255/MPU-6515/MPU-6050/MPU-6500/ICM20948
</a>
<nav class="md-nav" aria-label="MPU-9250/MPU-9255/MPU-6515/MPU-6050/MPU-6500">
<nav class="md-nav" aria-label="MPU-9250/MPU-9255/MPU-6515/MPU-6050/MPU-6500/ICM20948">
<ul class="md-nav__list">
<li class="md-nav__item">
@@ -1940,9 +1940,9 @@ board designs and different clones of them. If it is going to be connected to a
5V printer MCU ensure it has a voltage regulator and level shifters.</p>
<p>For ADXL345s, make sure that the board supports SPI mode (a small number of
boards appear to be hard-configured for I2C by pulling SDO to GND).</p>
<p>For MPU-9250/MPU-9255/MPU-6515/MPU-6050/MPU-6500s and LIS2DW/LIS3DH there are also
a variety of board designs and clones with different I2C pull-up resistors which
will need supplementing.</p>
<p>For MPU-9250/MPU-9255/MPU-6515/MPU-6050/MPU-6500/ICM20948s and LIS2DW/LIS3DH there
are also a variety of board designs and clones with different I2C pull-up resistors
which will need supplementing.</p>
<h2 id="mcus-with-klipper-i2c-fast-mode-support">MCUs with Klipper I2C <em>fast-mode</em> Support<a class="headerlink" href="#mcus-with-klipper-i2c-fast-mode-support" title="Permanent link">&para;</a></h2>
<table>
<thead>
@@ -2123,7 +2123,7 @@ GND+SCL
</code></pre></div>
<p>Note that unlike a cable shield, any GND(s) should be connected at both ends.</p>
<h4 id="mpu-9250mpu-9255mpu-6515mpu-6050mpu-6500">MPU-9250/MPU-9255/MPU-6515/MPU-6050/MPU-6500<a class="headerlink" href="#mpu-9250mpu-9255mpu-6515mpu-6050mpu-6500" title="Permanent link">&para;</a></h4>
<h4 id="mpu-9250mpu-9255mpu-6515mpu-6050mpu-6500icm20948">MPU-9250/MPU-9255/MPU-6515/MPU-6050/MPU-6500/ICM20948<a class="headerlink" href="#mpu-9250mpu-9255mpu-6515mpu-6050mpu-6500icm20948" title="Permanent link">&para;</a></h4>
<p>These accelerometers have been tested to work over I2C on the RPi, RP2040 (Pico)
and AVR at 400kbit/s (<em>fast mode</em>). Some MPU accelerometer modules include
pull-ups, but some are too large at 10K and must be changed or supplemented by
@@ -2378,6 +2378,7 @@ probe_points:
100, 100, 20 # an example
</code></pre></div>
<p>If you are using the ICM20948, replace instances of "mpu9250" with "icm20948".</p>
<h4 id="configure-mpu-9520-compatibles-with-pico">Configure MPU-9520 Compatibles With Pico<a class="headerlink" href="#configure-mpu-9520-compatibles-with-pico" title="Permanent link">&para;</a></h4>
<p>Pico I2C is set to 400000 on default. Simply add the following to the
printer.cfg:</p>
@@ -2397,6 +2398,7 @@ probe_points:
pins: pico:gpio23
</code></pre></div>
<p>If you are using the ICM20948, replace instances of "mpu9250" with "icm20948".</p>
<h4 id="configure-mpu-9520-compatibles-with-avr">Configure MPU-9520 Compatibles with AVR<a class="headerlink" href="#configure-mpu-9520-compatibles-with-avr" title="Permanent link">&para;</a></h4>
<p>AVR I2C will be set to 400000 by the mpu9250 option. Simply add the following
to the printer.cfg:</p>
@@ -2412,6 +2414,7 @@ probe_points:
100, 100, 20 # an example
</code></pre></div>
<p>If you are using the ICM20948, replace instances of "mpu9250" with "icm20948".</p>
<p>Restart Klipper via the <code>RESTART</code> command.</p>
<h2 id="measuring-the-resonances">Measuring the resonances<a class="headerlink" href="#measuring-the-resonances" title="Permanent link">&para;</a></h2>
<h3 id="checking-the-setup">Checking the setup<a class="headerlink" href="#checking-the-setup" title="Permanent link">&para;</a></h3>