In the following page
https://www.universal-robots.com/articles/ur/interface-communication/real-time-data-exchange-rtde-guide/
It is given int register from 0-47
|input_int_register_X|INT32|48 general purpose integer registers
X: [0…23] - The lower range of the integer input registers is reserved for FieldBus/PLC interface usage.
X: [24…47] - The upper range of the integer input registers can be used by external RTDE clients (i.e URCAPS).|
| — | — |
But in this docx,https://s3-eu-west-1.amazonaws.com/ur-support-site/46196/scriptManual.pdf
int_val = read_input_integer_register(3)
Parameters
address: Address of the register (0:23)
