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InaMORAta: Difference between revisions
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We'll want to report RPMs to the controlling host, and probably take PWM and RGB orders from it. We might use [[LoRa]] for this later. For now, we'll use MQTT over WiFi from the Heltec. | We'll want to report RPMs to the controlling host, and probably take PWM and RGB orders from it. We might use [[LoRa]] for this later. For now, we'll use MQTT over WiFi from the Heltec. | ||
===MQTT topics=== | ===MQTT topics=== | ||
* <tt> | * <tt>sensors/mora3.therm</tt> floating-point temperature in celsius | ||
** published once per second by Heltec, subscribed by controller | |||
* <tt>mora3 | * <tt>sensors/mora3.rpm</tt> integer rpm extrapolated from the most recent second (i.e., multiplied by 60) | ||
** published once per second by Heltec, subscribed by controller | |||
* <tt>control/mora3/rgb</tt> accepts six hex digits BBRRGG specifying the fan color | |||
** published by controller, subscribed by Heltec | |||
* <tt>control/mora3/pwm</tt> accepts an integer 0–255 specifying the fan PWM | |||
** published by controller, subscribed by Heltec | |||
==Powering the system== | ==Powering the system== | ||
