The sdb needs to connect to a SIMATIC 1500 PLC target in the first step. Once connected, it provides a command prompt that can be used to interact with the target PLC.
Note
The debugger requires a program built with the stc option '--debug'. This option must be added when
using the stc directly.
When using an apax project, it can be added to apax.yml:
variables:
APAX_BUILD_ARGS:
- "--debug"