19-June-2026 Updated document: User Guide Part 2 ESP32S3UserGuidePart2_30.pdf https://sourceforge.net/projects/myfp2esp32-s3-focus-controller/files/documents/ESP32S3UserGuidePart2_30.pdf/download Robert
19-Jun-2026 New boards file for ESP32 Core 3.3.10 release https://sourceforge.net/projects/myfp2esp32-s3-focus-controller/files/S3-firmware/boards%203.3.10.zip/download Robert
Hi The key points above are That means that it is NOT possible to continue further development using the ESP32Dev module because the 4MB Flash size is not sufficient to work properly. No amount of squeezing or removal of code will make this work. For the ESP32Dev module it is the end of development cycle. This project based on ESP32Dev Module is now end-of-life with no further updates, and the environment remains as Arduino IDE 1.8.19 with Expressif Core ESP32 2.0.16 and Firmware 143. As there are...
07-Jun-2026 The next full firmware release is myESP32S3_322_09_05 and will be uploaded shortly. There are some things inside this release that are not yet activated and those will be held over for the next full release after this one. There is a lot of new things and I could not list them all here, just to say that they are pretty significant. I will try to list the highlights below Robert Just a note to provide some context. If you are not a "coding" person, do not worry if the following is a bit...
09-Jun-2026 New ESP32 Core 3.3.9 was released. The new ESP32S3 board files for this core release are here. https://sourceforge.net/projects/myfp2esp32-s3-focus-controller/files/S3-firmware/boards%203.3.9.zip/download How to install. If Arduino IDE is running, close the application. 1: Installing the boards.txt file First, find the folder that holds the ESP32 Core files mine is C:\Users\rob\AppData\Local\Arduino15\packages\esp32\hardware\esp32\3.3.9 open the folder where the unzipped firmware files...
07-Jun-2026 I have updated Part2 PDF which covers some of the new features available in the next firmware release. https://sourceforge.net/projects/myfp2esp32-s3-focus-controller/files/documents/ESP32S3UserGuidePart2_25.pdf/download Robert
05-Jun-2026 Firmware Update 323_02 TMC Updates Fixes for TMC2209 Serial2 port defines (Eric H) Add check if serial comms to TMC was successful (Eric H) https://sourceforge.net/projects/myfocuserpro2-esp32/files/Firmware/myFP2E32Dev_323_02.zip/download Robert
02-Jun-2026 Hi There will be another update to the firmware shortly. This fixes a number of issues for the TMC2209/TMC2225 boards which Eric H has identified. No other changes except for bumping the firmware version to 323_02 If you are not using TMC driver chips then you do not to update the firmware at this time, Robert