# Cross-block synchronisation

Technology functions with cross-block synchronisation
Description | Array of M/H/S/T technology functions with cross-block synchronisation. There may be entries of already acknowledged technology functions among the entries for non-acknowledged M functions.
Signal flow | CNC → PLC
Unit | 0,1 µm
ST path | gpCh[channel_idx]^.techno_unit_late_sync[tech_unit_idx]
Data type | ARRAY [0..HLI_TU_CH_LATE_SYNC_MAXIDX] OF TECHNO_UNIT_CH

Number of technology functions with cross-block synchronisation
Description | Number of entries in the array ATechnoUnitChannel_Late.
Signal flow | CNC → PLC
ST path | gpCh[channel_idx]^.used_units_late_sync_r
Data type | UINT
Value range | [0, HLI_TU_CH_LATE_SYNC_MAXIDX+ 1]