MDC2230 V3.2 Analog inputs
7 years 11 months ago #29530862
by JHurkens
MDC2230 V3.2 Analog inputs was created by JHurkens
When i activate AIn1 or AIn2 they read a value of about 2500 without anything connected to them. When i connect them to ground they read about 1350. It doesn't matter if they are set to Absolute or Relative.
AIn3 and AIn4 do read the actual voltage.
I tested 5 MDC2230 V3.2 they all do the same.
I never had this problem with te V2.1
What might go wrong here?
AIn3 and AIn4 do read the actual voltage.
I tested 5 MDC2230 V3.2 they all do the same.
I never had this problem with te V2.1
What might go wrong here?
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- roboteq
7 years 11 months ago #29530864
by roboteq
Replied by roboteq on topic MDC2230 V3.2 Analog inputs
You must go in the Pulse 1 and Pulse 2 configuration, and disable pulse capture.
On the new MDC2xxx, when pulse capture is enabled, a weak pull up is added to the input in order to make pulse capture work more reliably with RC radios with 3V pulse signal.
On the new MDC2xxx, when pulse capture is enabled, a weak pull up is added to the input in order to make pulse capture work more reliably with RC radios with 3V pulse signal.
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7 years 11 months ago #29530865
by JHurkens
Replied by JHurkens on topic MDC2230 V3.2 Analog inputs
That solves it for AIn2.
AIn1 now fluctuates between 50 and 100 and doesn't seem to react to any input.
AIn1 now fluctuates between 50 and 100 and doesn't seem to react to any input.
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7 years 11 months ago #29530868
by TechSupport
Replied by TechSupport on topic MDC2230 V3.2 Analog inputs
I've attached the latest datasheet for the MDC2xxx 3.2 pcb.
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7 years 11 months ago #29530873
by JHurkens
Replied by JHurkens on topic MDC2230 V3.2 Analog inputs
The Roborun+ only shows AIn1 to AIn4 where AIn4 reacts to pin 11(ANA5). I switched on AIn5 with the console, witch reacts on pin 10(ANA4). Is there a new version of the software where i can configure AIn5 through the configuration tab?
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7 years 11 months ago #29530878
by TechSupport
Replied by TechSupport on topic MDC2230 V3.2 Analog inputs
You can query this via serial. To make changes to the inputs, you'll need to do this via serial commands. Refer to user manual for reference.
?ai
This is a new addition to the MDC2xxx lineup since the pcb uses a different MCU so the tree files have not been made reflect the new change just yet.
?ai
This is a new addition to the MDC2xxx lineup since the pcb uses a different MCU so the tree files have not been made reflect the new change just yet.
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