S7-1200 is considered one of the family members of the new Siemens Step7 series of PLCs, which can work in small and medium-sized industrial processes. This PLC has replaced the S7-200 model by providing more features.
This is a companion discussion topic for the original entry at https://www.solisplc.com/tutorials/s7-1200-plc-configuration-cpu-digital-io-settings