crwdns2933803:03crwdne2933803:0
crwdns2933797:0Arthur Shicrwdnd2933797:0crwdne2933797:0
crwdns2936043:0crwdne2936043:0 crwdns2933505:0crwdne2933505:0 Arthur Shi
- crwdns2933769:0crwdne2933769:0
- crwdns2933771:0crwdne2933771:0
- crwdns2933801:0crwdne2933801:0
crwdns2933807:0crwdne2933807:0
| [* black] Phillips #2 screws secure the two bottom covers, so it's not long before we're well within the belly of the beast. | |
| [* black] Things look… not bad! Given these boards' reputation, we weren't expecting clean insides. | |
| [* black] Each foot pad has two infrared sensors. Stepping down on the pad pushes a peg between emitter and receiver; when all four sensors are blocked, you are ready to roll. | |
| [* black] Those sensor switches live on the backs of the two gyro boards—one for each wheel. Each board is home to: | |
| [* red] Invensense [http://www.invensense.com/products/motion-tracking/6-axis/mpu-6050/|MPU6050|new_window=true] 6-axis gyroscope+accelerometer | |
| [* orange] GigaDevice [http://www.gigadevice.com/product-category/15.html?locale=en_US|GD32F130|new_window=true] ARM [http://www.arm.com/products/processors/cortex-m/cortex-m3.php|Cortex-M3|new_window=true] 32-bit microcontroller | |
| - | [* yellow] Changjiang Electronics Technology Co., LTD (JCET) CJ78M05 0.5 A / 5 V |
| + | [* yellow] Changjiang Electronics Technology Co., LTD (JCET) CJ78M05 0.5 A / 5 V voltage regulator |