# Adafruit HAT + RTC wierdness

**URL:** <https://rpi-rgb-led-matrix.discourse.group/t/adafruit-hat-rtc-wierdness/457>\
**Category:** Uncategorized\
**Created:** [April 12, 2022, 1:34am UTC](https://rpi-rgb-led-matrix.discourse.group/t/adafruit-hat-rtc-wierdness/457 "2022-04-12T01:34:24Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![moos3](https://yyz2.discourse-cdn.com/free1/user_avatar/rpi-rgb-led-matrix.discourse.group/moos3/32/201_2.png) [@moos3](https://rpi-rgb-led-matrix.discourse.group/u/moos3)\
**Post date:** [April 12, 2022, 1:34am UTC](https://rpi-rgb-led-matrix.discourse.group/t/adafruit-hat-rtc-wierdness/457/1 "2022-04-12T01:34:24Z")

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So I have the Adafruit hat + rtc on my pi4 but i’m seeing oddness out of either one of my panels. These panels are [here](https://www.amazon.com/dp/B07SDMWX9R?psc=1&ref=ppx_yo2ov_dt_b_product_details) It was working and now its the following:

![ezgif.com-gif-maker](https://global.discourse-cdn.com/free1/uploads/rpi_rgb_led_matrix/original/1X/70a2e7a0754ff69395801017dc3019153735d4c4.gif)

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**Author:** ![marcmerlin](https://yyz2.discourse-cdn.com/free1/user_avatar/rpi-rgb-led-matrix.discourse.group/marcmerlin/32/40_2.png) [@marcmerlin](https://rpi-rgb-led-matrix.discourse.group/u/marcmerlin)\
**Post date:** [April 26, 2022, 8:39pm UTC](https://rpi-rgb-led-matrix.discourse.group/t/adafruit-hat-rtc-wierdness/457/2 "2022-04-26T20:39:42Z")

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Have you tried --led-slowdown-gpio ?