4 Legged Robot and Head Swing Robot

Arduino Nano 33 BLE Sense Rev2 with headers

SG90 Micro-servo motor

OV7670 Camera Shield VerII FPGA Servo Controller 

9V rechargeable battery

<p ><span >I will introduce a robot that uses </span><a href="https://create.arduino.cc/projecthub/ebaera/ov7670-camera-shield-verii-fpga-servo-controller-4f469f?ref=user&ref_id=1277139&offset=0">Arduino Nano 33 BLE OV7670 Camera Shield</a><span >. A robot that swings its head using two servos and a four-legged robot that uses four servos.</span></p><p >In addition to the target position, the movement speed can be specified as an instruction to the servo, so slow movement like a movie is easy.</p><p ></p><div class="se-component se-video-container __se__float-none" contenteditable="false" style="width: 100%;"><figure style="width: 100%; height: 56.25%; padding-bottom: 56.25%; margin: 0px;"><iframe frameborder="0" allowfullscreen="" src="https://www.youtube.com/embed/F3_n6NI9ObQ" data-proportion="true" data-percentage="100%,56.25%" data-size="100%,56.25%" data-align="none" style="width: 100%; height: 100%;" data-index="0" data-file-size="0" data-origin="100%,56.25%"></iframe></figure></div><p >The 4-legged robot uses only 4 servos, but it can also walk. You can specify the walking speed.</p><div class="se-component se-video-container __se__float-none" contenteditable="false" style="width: 100%;"><figure style="width: 100%; height: 56.25%; padding-bottom: 56.25%; margin: 0px;"><iframe frameborder="0" allowfullscreen="" src="https://www.youtube.com/embed/fPX-sFzoCGM" data-proportion="true" data-percentage="100%,56.25%" data-size="100%,56.25%" data-align="none" style="width: 100%; height: 100%;" data-index="0" data-file-size="0" data-origin="100%,56.25%"></iframe></figure></div><p >It seems to jump.</p><div class="se-component se-video-container __se__float-none" contenteditable="false" style="width: 100%;"><figure style="width: 100%; height: 56.25%; padding-bottom: 56.25%; margin: 0px;"><iframe frameborder="0" allowfullscreen="" src="https://www.youtube.com/embed/lawnV4grkQ4" data-proportion="true" data-percentage="100%,56.25%" data-size="100%,56.25%" data-align="none" style="width: 100%; height: 100%;" data-index="0" data-file-size="0" data-origin="100%,56.25%"></iframe></figure></div><p >You can use the IR remote controller to instruct the operation. You can start multiple units.</p><div class="se-component se-video-container __se__float-none" contenteditable="false" style="width: 100%;"><figure style="width: 100%; height: 56.25%; padding-bottom: 56.25%; margin: 0px;"><iframe frameborder="0" allowfullscreen="" src="https://www.youtube.com/embed/rweRxvGqpzw" data-proportion="true" data-percentage="100%,56.25%" data-size="100%,56.25%" data-align="none" style="width: 100%; height: 100%;" data-index="0" data-file-size="0" data-origin="100%,56.25%"></iframe></figure></div><p >The figure below is the internal wiring diagram of each robot.</p><figure><img src=https://projects.arduinocontent.cc/d961cf45-6a78-4298-8a4b-4a8062a7fd62.jpeg /><figcaption> </figcaption></figure><p >The body is made of printed circuit board. The battery uses a rechargeable 9V battery.</p><figure><img src=https://projects.arduinocontent.cc/1604f5c7-c328-4498-8f0b-496f1cbc1032.jpeg /><figcaption> </figcaption></figure><p >This video shows how it is assembled.</p><div class="se-component se-video-container __se__float-none" contenteditable="false" style="width: 100%;"><figure style="width: 100%; height: 56.25%; padding-bottom: 56.25%; margin: 0px;"><iframe frameborder="0" allowfullscreen="" src="https://www.youtube.com/embed/W4JmzE7cW9w" data-proportion="true" data-percentage="100%,56.25%" data-size="100%,56.25%" data-align="none" style="width: 100%; height: 100%;" data-index="0" data-file-size="0" data-origin="100%,56.25%"></iframe></figure></div><p >In the next report, I will try to link specific applications and robots by applying TinyML and so on.</p>

4 Legged Robot and Head Swing Robot

Robot using Arduino Nano 33 BLE Camera Shield.