
Matchbox car v2 Google Sketchup Model
v2 includes an IR reflective sensor and stepper motors.
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v2 includes an IR reflective sensor and stepper motors.
This build consists of a tiny DC motors ripped from a pair of 9g servos, a h-bridge motor controller, an el-cheapo 8 bit pic and a 100mAh 3.7V LiPo battery. Circuit : (click schematic for pdf) Code: What’s coming next The problem with using these dc motors is that they have a very high rpm….