Based on a document I found on the Skywatcher EQ8 Yahoo group, here's my updated version with additional comments from me, along with pictures of how to change your EQ8 controller board - you can find it here
M38, M37 and M35 imaged on January 2021 using the ASI533 on the 127mm Apo, guided with the 80mm/QHY5L-2 and processed in AstroPixelProcessor (APP) (stacking) and pixinsight (PI) - post-processing. It
With not a lot of observing. A new camera has been acquire d- a ZWO ASI553 MC Pro. The observatory is also back in its normal configuration -with a triple scope setup - C11, 127mm Apo and 80mm Apo mou
Although there have not been many clear nights managed to get enough data to process on M52 + Bubble and M31, using the 80mm Apo and ASI 1600MM-Cool with LRGB filters