# Anyone Help me with this Issue : Unable to read tmc uart 'stepper\_x' register IFCNT

**URL:** <https://klipper.discourse.group/t/anyone-help-me-with-this-issue-unable-to-read-tmc-uart-stepper-x-register-ifcnt/12890>\
**Category:** General Discussion\
**Created:** [January 6, 2024, 3:01am UTC](https://klipper.discourse.group/t/anyone-help-me-with-this-issue-unable-to-read-tmc-uart-stepper-x-register-ifcnt/12890 "2024-01-06T03:01:42Z")\
**Posts on this page:** 6\
**Page:** 1

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**Author:** ![bee3d](https://avatars.discourse-cdn.com/v4/letter/b/f4b2a3/32.png) [@bee3d](https://klipper.discourse.group/u/bee3d)\
**Post date:** [January 6, 2024, 3:01am UTC](https://klipper.discourse.group/t/anyone-help-me-with-this-issue-unable-to-read-tmc-uart-stepper-x-register-ifcnt/12890/1 "2024-01-06T03:01:42Z")

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**strong text** ### Basic Information:

> Printer Model: VORON SW  
> MCU / Printerboard: FYSETC SPIDER V3.0 with TMC2209 V4.0  
> BTT PI v1.2  
> `klippy.log`

_Fill out above information and_ **_in all cases attach your_ `klippy.log` _file_** (use zip to compress it, if too big). _Pasting your_ `printer.cfg` _is **not** needed_  
_ **Be sure to check our “Knowledge Base” Category first. Most relevant items, e.g. error messages, are covered there** _

### Describe your issue:

Unable to read tmc uart ‘stepper\_x’ register IFCNT

```auto
$ INIT_TMC STEPPER=stepper_x
08:33:59 
!! Unable to read tmc uart 'stepper_x' register IFCNT
08:41:17 
$ INIT_TMC STEPPER=stepper_x
08:41:18 
!! Unable to read tmc uart 'stepper_x' register IFCNT
08:43:45 
$ DUMP_TMC STEPPER=stepper_x
08:43:45 
// ========== Write-only registers ==========
08:43:45 
// SLAVECONF: 00000200 senddelay=2
08:43:45 
// IHOLD_IRUN: 00081616 ihold=22 irun=22 iholddelay=8
08:43:45 
// TPWMTHRS: 000fffff tpwmthrs=1048575
08:43:45 
// TPOWERDOWN: 00000014 tpowerdown=20
08:43:45 
// SGTHRS: 00000000
08:43:45 
// ========== Queried registers ==========
08:43:45 
!! Unable to read tmc uart 'stepper_x' register GCONF
08:56:43 
// Klipper state: Shutdown
09:49:53 
// Klipper state: Disconnect

```

[klippy (20).log](https://klipper.discourse.group/uploads/short-url/mShKpoZPTj3misUU4D5oSt84XBg.log) (302.8 KB)

…

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<div class="post-metadata">

**Author:** ![Sineos](https://yyz2.discourse-cdn.com/free1/user_avatar/klipper.discourse.group/sineos/32/18_2.png) [@Sineos](https://klipper.discourse.group/u/Sineos)\
**Post date:** [January 6, 2024, 8:06am UTC](https://klipper.discourse.group/t/anyone-help-me-with-this-issue-unable-to-read-tmc-uart-stepper-x-register-ifcnt/12890/2 "2024-01-06T08:06:49Z")

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See [Stepper motors acting strange on new board - #2 by Sineos](https://klipper.discourse.group/t/stepper-motors-acting-strange-on-new-board/12685/2)

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<div class="post-metadata">

**Author:** ![bee3d](https://avatars.discourse-cdn.com/v4/letter/b/f4b2a3/32.png) [@bee3d](https://klipper.discourse.group/u/bee3d)\
**Post date:** [January 8, 2024, 1:23am UTC](https://klipper.discourse.group/t/anyone-help-me-with-this-issue-unable-to-read-tmc-uart-stepper-x-register-ifcnt/12890/3 "2024-01-08T01:23:03Z")

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Thanks @sineos i found the Problem…

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<div class="post-metadata">

**Author:** ![LifeOfBrian](https://yyz2.discourse-cdn.com/free1/user_avatar/klipper.discourse.group/lifeofbrian/32/2380_2.png) [@LifeOfBrian](https://klipper.discourse.group/u/LifeOfBrian)\
**Post date:** [January 8, 2024, 7:20am UTC](https://klipper.discourse.group/t/anyone-help-me-with-this-issue-unable-to-read-tmc-uart-stepper-x-register-ifcnt/12890/4 "2024-01-08T07:20:34Z")

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What was the problem?  
Same as in the linked thread?

Others might have the same issue and could learn from your findings so don’t keep it a secret!

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<div class="post-metadata">

**Author:** ![bee3d](https://avatars.discourse-cdn.com/v4/letter/b/f4b2a3/32.png) [@bee3d](https://klipper.discourse.group/u/bee3d)\
**Post date:** [January 15, 2024, 9:51am UTC](https://klipper.discourse.group/t/anyone-help-me-with-this-issue-unable-to-read-tmc-uart-stepper-x-register-ifcnt/12890/5 "2024-01-15T09:51:03Z")

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Heiii i found the problem is I got my stepper stick broken…

so i need to change into the new one and problem solved

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**Author:** ![system](https://global.discourse-cdn.com/free1/uploads/klipper/original/1X/64419bf2aac6639e6ef5cef200dcd456b0a01ac3.png) [@system](https://klipper.discourse.group/u/system)\
**Post date:** [February 14, 2024, 7:51pm UTC](https://klipper.discourse.group/t/anyone-help-me-with-this-issue-unable-to-read-tmc-uart-stepper-x-register-ifcnt/12890/6 "2024-02-14T19:51:43Z")

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