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IntoFPV Forum › Software Discussion › Betaflight v
Identifying PIN resources

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Identifying PIN resources
blanco Offline
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#1
02-Feb-2021, 12:45 AM
Is there an easy way or techniques for identifying a PIN physical location on the board?
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SnowLeopardFPV Offline
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#2
02-Feb-2021, 12:53 AM
What do you mean exactly? Do you mean how to locate a breakout pads for a pin on the MCU?
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#3
02-Feb-2021, 01:15 AM
Yes. Let’s say I have A0 free. What are some techniques to identify the physical location?
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#4
02-Feb-2021, 01:39 AM (This post was last modified: 02-Feb-2021, 01:39 AM by SnowLeopardFPV.)
All of the resources refer to pin on the MCU. You just stick a "P" in front of the resource, then look up a pinout of the MCU to find the pin for that resource. The pinout below is for an F405 MCU. For resource A01 it would be PA1 on the MCU which is pin #15.

[Image: S6xYEbd.jpg]
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blanco Offline
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#5
02-Feb-2021, 01:55 AM
OMG this! How did I miss this. Thank you. Now to go find the F7.

Thank you!
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SnowLeopardFPV Offline
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#6
02-Feb-2021, 02:02 AM (This post was last modified: 10-Apr-2021, 10:36 AM by SnowLeopardFPV. Edit Reason: Updated image URL. )
This is the pinout for an F722 MCU...

[Image: 66iburG.jpg]
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