Thanks！ I‘ll be looking into it

Thanks for reply!
I'm familiar with microcontrollor and python but new to Linux/OS, so please correct me if I'm wrong.
The way I interpret how "process image" works is that IO modules are somehow electronically indepdent to Core/Connect, so you have this "process image" to communicate with modules ...

Hi, guys. We're evaluating the possibility to develope a project using Raspberry Pi now, and transplant/port/deploy developed code onto the upcoming RevPi Compact.
Basically, this project involves:
1.monitoring grinding machines
2.data acquisition from mounted sensors e.g. vibration sensor
3.some ...