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Test program for SG-90 Servo, using FRDM-KL25Z's TSI and PWM.
Although the servo is supposed to work with 5V, getting 5V from FRDM, it can work with 3.3V PWM out.
秋月でみつけてきた格安サーボ SG-90 を FRDM-KL25Z の TSI と PWM で動かしてみました。
5V仕様のサーボですが、5V電源はFRDMからとって、信号は3.3Vでも動いちゃいました。
ねこは帰り道のガチャポンで・・・
http://akizukidenshi.com/catalog/g/gM-08761/
Connection:
Servo FRDM-KL25Z
PWM=Orange D10(PTD0)
5V=RED FRDM 5V(J9-Pin10)
GND=Brown FRDM GND(J9-Pin12)
PWM spec
PWM Period 20ms (50Hz)
Duty Cycle (Positive Pulse) 1 ~ 2ms
Usage: (Do we really need it?)
使用方法: (いるのか？）
After downloading the program, touch your finger to TSI and move it.
プログラムをダウンロードしたら、TSIに指で触れて動かしてください。
