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Updated Variant PPM (markdown)

Candas1
2022-04-21 09:59:07 +02:00
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Variant-PPM.md

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This variant can be used with PPM-SUM RC Receivers.<br> This variant can be used with PPM-SUM RC Receivers.<br>
As opposed to PWM, it will send all channels on a single wire one after the other.<br> As opposed to PWM, it will send all channels on a single wire one after the other.<br>
## Configuration/Parameters ## :gear: Configuration/Parameters
CONTROL_PPM_RIGHT is for the right sensor cable and is set by default to limit the noise as this cable is shorter.<br> CONTROL_PPM_RIGHT is for the right sensor cable and is set by default to limit the noise as this cable is shorter.<br>
You can use CONTROL_PPM_LEFT instead if you need to use the left sensor cable.<br> You can use CONTROL_PPM_LEFT instead if you need to use the left sensor cable.<br>
DEBUG_SERIAL will be automatically enabled on the opposite cable.<br> DEBUG_SERIAL will be automatically enabled on the opposite cable.<br>
PPM_NUM_CHANNELS is the number of channels for PPM and is 6 by default. As an example Flysky fs-i6ab receiver is sending 8 channels even when used with a 6 channel transmitter<br> PPM_NUM_CHANNELS is the number of channels for PPM and is 6 by default. As an example Flysky fs-i6ab receiver is sending 8 channels even when used with a 6 channel transmitter<br>
## Wiring: ## :electric_plug: Wiring:
* Connect your receiver VCC to 3.3v from programming port, 5v from hall sensor cable, or a voltage regulator, ⚠️ Red wire from sensor cable delivers 15v !!! * Connect your receiver VCC to 3.3v from programming port, 5v from hall sensor cable, or a voltage regulator, ⚠️ Red wire from sensor cable delivers 15v !!!
* Connect PPM port of your receiver to green wire on right sensor cable(shorter) * Connect PPM port of your receiver to green wire on right sensor cable(shorter)
* Connect the receiver to ground, ⚠️ On some boards, the black wire is 15v !!! Check with a multi-meter to make sure 15V and ground are not swapped * Connect the receiver to ground, ⚠️ On some boards, the black wire is 15v !!! Check with a multi-meter to make sure 15V and ground are not swapped
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* Enable PPM * Enable PPM
* Assign desired joystick to channel 1(steering) and channel 2(throttle) * Assign desired joystick to channel 1(steering) and channel 2(throttle)
## Calibration: ## :control_knobs: Calibration:
Proceed with [calibration](https://github.com/EFeru/hoverboard-firmware-hack-FOC/wiki/Input-Calibration) for better control. Proceed with [calibration](https://github.com/EFeru/hoverboard-firmware-hack-FOC/wiki/Input-Calibration) for better control.
## Troubleshooting: ## :toolbox: Troubleshooting:
If the board is [beeping](https://github.com/EmanuelFeru/hoverboard-firmware-hack-FOC/wiki/Diagnostics) If the board is [beeping](https://github.com/EmanuelFeru/hoverboard-firmware-hack-FOC/wiki/Diagnostics)
* Check the number of channels, even if you transmitter only handles 6 channels, you receiver might transmit more channels * Check the number of channels, even if you transmitter only handles 6 channels, you receiver might transmit more channels