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@@ -39,21 +39,21 @@ In particular, **GPIO6** and **GPIO5** provide PWM to the left- and right- side
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Similarly, **GPIO4** and **GPIO7** provide PWM to the left- and right- side DC motors to rotate in a **counter-clockwise** direction.
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Similarly, **GPIO4** and **GPIO7** provide PWM to the left- and right- side DC motors to rotate in a **counter-clockwise** direction.
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Changing PWM on each channel determines the speed and direction of the RC car.
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Changing PWM on each channel determines the speed and direction of the RC car.
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+-----------+-------+----------+
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+-----------+-------+---------------------------------------+----------+
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| GPIOs | State | Function |
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| GPIOs | State | Description | Function |
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+===========+=======+==========+
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+===========+=======+=======================================+==========+
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| GPIO6 & | PWM | Forward |
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| GPIO6 & | PWM | Left & Right DC Motors | Forward |
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| GPIO4 | | |
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| GPIO4 | | spin clockwise | |
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+-----------+-------+----------+
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+-----------+-------+---------------------------------------+----------+
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| GPIO5 & | PWM | Reverse |
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| GPIO5 & | PWM | Left & Right DC Motors | Reverse |
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| GPIO7 | | |
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| GPIO7 | | spin counterclockwise | |
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+-----------+-------+----------+
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+-----------+-------+---------------------------------------+----------+
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| GPIO6 & | PWM | Left |
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| GPIO6 & | PWM | Left DC Motors spin clockwise | Left |
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| GPIO7 | | |
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| GPIO7 | | Right DC Motors spin counterclockwise | |
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+-----------+-------+----------+
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+-----------+-------+---------------------------------------+----------+
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| GPIO4 & | PWM | Right |
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| GPIO4 & | PWM | Left DC Motors spin counterclockwise | Right |
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| GPIO5 | | |
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| GPIO5 | | Right DC Motors spin clockwise | |
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+-----------+-------+----------+
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+-----------+-------+---------------------------------------+----------+
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The following images illustrate various PWM duty cycles registered by oscilloscope (duty cycles 0%, 48% and 91%, resp.).
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The following images illustrate various PWM duty cycles registered by oscilloscope (duty cycles 0%, 48% and 91%, resp.).
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@@ -66,6 +66,7 @@ Changing PWM on each channel determines the speed and direction of the RC car.</
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<thead>
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<thead>
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<tr class="row-odd"><th class="head"><p>GPIOs</p></th>
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<tr class="row-odd"><th class="head"><p>GPIOs</p></th>
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<th class="head"><p>State</p></th>
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<th class="head"><p>State</p></th>
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<th class="head"><p>Description</p></th>
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<th class="head"><p>Function</p></th>
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<th class="head"><p>Function</p></th>
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</tr>
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</tr>
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</thead>
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</thead>
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@@ -73,21 +74,29 @@ Changing PWM on each channel determines the speed and direction of the RC car.</
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<tr class="row-even"><td><p>GPIO6 &
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<tr class="row-even"><td><p>GPIO6 &
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GPIO4</p></td>
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GPIO4</p></td>
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<td><p>PWM</p></td>
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<td><p>PWM</p></td>
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<td><p>Left & Right DC Motors
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spin clockwise</p></td>
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<td><p>Forward</p></td>
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<td><p>Forward</p></td>
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</tr>
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</tr>
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<tr class="row-odd"><td><p>GPIO5 &
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<tr class="row-odd"><td><p>GPIO5 &
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GPIO7</p></td>
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GPIO7</p></td>
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<td><p>PWM</p></td>
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<td><p>PWM</p></td>
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<td><p>Left & Right DC Motors
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spin counterclockwise</p></td>
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<td><p>Reverse</p></td>
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<td><p>Reverse</p></td>
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</tr>
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</tr>
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<tr class="row-even"><td><p>GPIO6 &
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<tr class="row-even"><td><p>GPIO6 &
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GPIO7</p></td>
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GPIO7</p></td>
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<td><p>PWM</p></td>
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<td><p>PWM</p></td>
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<td><p>Left DC Motors spin clockwise
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Right DC Motors spin counterclockwise</p></td>
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<td><p>Left</p></td>
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<td><p>Left</p></td>
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</tr>
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</tr>
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<tr class="row-odd"><td><p>GPIO4 &
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<tr class="row-odd"><td><p>GPIO4 &
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GPIO5</p></td>
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GPIO5</p></td>
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<td><p>PWM</p></td>
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<td><p>PWM</p></td>
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<td><p>Left DC Motors spin counterclockwise
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Right DC Motors spin clockwise</p></td>
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<td><p>Right</p></td>
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<td><p>Right</p></td>
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</tr>
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</tr>
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</tbody>
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</tbody>
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File diff suppressed because one or more lines are too long
@@ -1,4 +1,4 @@
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# Sphinx build info version 1
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# Sphinx build info version 1
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# This file records the configuration used when building these files. When it is not found, a full rebuild will be done.
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# This file records the configuration used when building these files. When it is not found, a full rebuild will be done.
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config: fb0788d5a1f893b7e3c3f696413a5487
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config: d926a5bb60ced0af1fff872097d223ce
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tags: 62a1e7829a13fc7881b6498c52484ec0
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tags: 62a1e7829a13fc7881b6498c52484ec0
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@@ -385,6 +385,11 @@ Changing PWM on each channel determines the speed and direction of the RC car.
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State
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State
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</p>
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</p>
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</th>
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</th>
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<th class="head">
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<p>
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Description
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</p>
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</th>
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<th class="head">
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<th class="head">
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<p>
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<p>
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Function
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Function
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@@ -405,6 +410,12 @@ GPIO4
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PWM
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PWM
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</p>
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</p>
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</td>
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</td>
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<td>
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<p>
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Left & Right DC Motors
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spin clockwise
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</p>
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</td>
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<td>
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<td>
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<p>
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<p>
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Forward
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Forward
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@@ -423,6 +434,12 @@ GPIO7
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PWM
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PWM
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</p>
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</p>
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</td>
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</td>
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<td>
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<p>
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Left & Right DC Motors
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spin counterclockwise
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</p>
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</td>
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<td>
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<td>
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<p>
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<p>
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Reverse
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Reverse
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@@ -441,6 +458,12 @@ GPIO7
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PWM
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PWM
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</p>
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</p>
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</td>
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</td>
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<td>
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<p>
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Left DC Motors spin clockwise
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Right DC Motors spin counterclockwise
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</p>
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</td>
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<td>
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<td>
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<p>
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<p>
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Left
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Left
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@@ -459,6 +482,12 @@ GPIO5
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PWM
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PWM
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</p>
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</p>
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</td>
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</td>
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<td>
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<p>
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Left DC Motors spin counterclockwise
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Right DC Motors spin clockwise
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</p>
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</td>
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<td>
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<td>
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<p>
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<p>
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Right
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Right
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@@ -39,21 +39,21 @@ In particular, **GPIO6** and **GPIO5** provide PWM to the left- and right- side
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Similarly, **GPIO4** and **GPIO7** provide PWM to the left- and right- side DC motors to rotate in a **counter-clockwise** direction.
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Similarly, **GPIO4** and **GPIO7** provide PWM to the left- and right- side DC motors to rotate in a **counter-clockwise** direction.
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Changing PWM on each channel determines the speed and direction of the RC car.
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Changing PWM on each channel determines the speed and direction of the RC car.
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+-----------+-------+-------------+----------+----------+
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+-----------+-------+---------------------------------------+----------+
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| GPIOs | State | Description | Function |
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| GPIOs | State | Description | Function |
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+===========+=======+========================+==========+
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+===========+=======+=======================================+==========+
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| GPIO6 & | PWM | Left & Right DC Motors | Forward |
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| GPIO6 & | PWM | Left & Right DC Motors | Forward |
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| GPIO4 | | spin clockwise | |
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| GPIO4 | | spin clockwise | |
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+-----------+-------+------------------------+----------+
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+-----------+-------+---------------------------------------+----------+
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| GPIO5 & | PWM | Left & Right DC Motors | Reverse |
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| GPIO5 & | PWM | Left & Right DC Motors | Reverse |
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| GPIO7 | | spin counterclockwise | |
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| GPIO7 | | spin counterclockwise | |
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+-----------+-------+---------------------------------------+----------+
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+-----------+-------+---------------------------------------+----------+
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| GPIO6 & | PWM | Left DC Motors spin clockwise | Left |
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| GPIO6 & | PWM | Left DC Motors spin clockwise | Left |
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| GPIO7 | | Right DC Motors spin sounterclockwise | |
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| GPIO7 | | Right DC Motors spin counterclockwise | |
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+-----------+-------+----------+
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+-----------+-------+---------------------------------------+----------+
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| GPIO4 & | PWM | Left DC Motors spin counterclockwise | Right |
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| GPIO4 & | PWM | Left DC Motors spin counterclockwise | Right |
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| GPIO5 | | |
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| GPIO5 | | Right DC Motors spin clockwise | |
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+-----------+-------+----------+
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+-----------+-------+---------------------------------------+----------+
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||||||
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The following images illustrate various PWM duty cycles registered by oscilloscope (duty cycles 0%, 48% and 91%, resp.).
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The following images illustrate various PWM duty cycles registered by oscilloscope (duty cycles 0%, 48% and 91%, resp.).
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