The term refers to a specific license tier and feature set combination. To understand the "120", we need to look at how PCMflash structures its licenses.
Use the vendor’s (often stm32flash , esptool , dfu-util ). Example for an STM32‑based board: pcmflash 120 full
(often referring to the full set of 67-in-1 or similar module bundles) is an integrated software solution for reprogramming Engine Control Modules (ECU) and Transmission Control Modules (TCU) across a wide range of vehicles. Hardware Requirements The term refers to a specific license tier