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docs:blox:connect-rc-servo [2024/08/05 17:58] admin |
docs:blox:connect-rc-servo [2024/08/15 12:51] (current) admin |
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- | ===== 3.4 Connecting BLOX to RC Servo ===== | + | ====== 2.4 Connecting BLOX to RC Servo ====== |
- | + | ||
- | ==== Wiring | + | |
OpenBuilds BLOX provides support for using an RC servo to raise/lower a pen, in Pen Plotter type applications, | OpenBuilds BLOX provides support for using an RC servo to raise/lower a pen, in Pen Plotter type applications, | ||
- | {{: | + | ===== 2.4.1 Wiring ===== |
+ | | **BLOX Terminal** | **Device** | | ||
+ | | GND | GND | | ||
+ | | 5V | 5V IN | | ||
+ | | SIG | Servo Signal | | ||
- | ==== Configuration ==== | + | {{: |
- | + | ||
- | === grblHAL / CONTROL === | + | |
- | + | ||
- | Make sure to set $33=50 in grblHAL settings (CONTROL > Grbl Settings Tab > Scroll down to $33 Spindle PWM Frequency > Set the value to ' | + | |
- | TIP: Set $33=50 (PWM frequency), $34=5, $35=5 and $36=10 to generate a " | + | ---- |
- | You may decrease $34 and $35 to output a shorter pulse than 1ms at min, and increase $36 to get a longer pulse than 2ms at max. | + | |
- | For most standard RC Servos that have moves 180 degrees when $34 and $35 are set to 2 and $36 to 15 - resulting in a 0.4 - 3ms pulse witdh range. |