<![CDATA[New CH552 firmware for Short-Wifi-Issue of M5Atom/Stick/TimerCAM/etc.]]>Re: Short Wifi effective range and IO0=3.9V issue with Lite and Matrix

This issue has been fixed with "IO0-pullup-OFF" firmware for CH552 (GREEN LINE).
0_1637628695510_77a33f0a-4480-4037-a093-4556f199b4ec-image.png

https://sohtamei.github.io/docs/esp32AndUsbUartWith5V_IO_Issue.html
https://sohtamei.github.io/docs/esp32AndUsbUartWith5V_IO_Issue2.html
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]]>https://community.m5stack.com/topic/3768/new-ch552-firmware-for-short-wifi-issue-of-m5atom-stick-timercam-etcRSS for NodeSun, 03 May 2026 00:16:39 GMTTue, 23 Nov 2021 00:58:13 GMT60<![CDATA[Reply to New CH552 firmware for Short-Wifi-Issue of M5Atom/Stick/TimerCAM/etc. on Wed, 01 Dec 2021 03:32:06 GMT]]>Thanks for this! The new firmware corrects the wifi problems I've experienced with the Atom Lite, but it makes getting into bootloader mode very difficult. Any suggestions?

]]>https://community.m5stack.com/post/15671https://community.m5stack.com/post/15671Wed, 01 Dec 2021 03:32:06 GMT