The FSM hierarchy for theThe FSM hierarchy for theT0 detectorT0 detector(preliminary)(preliminary)

Hierarchy (version 1)Hierarchy (version 1)T0_DCS

HV Laser Calibration Fast ElectronicsLV

T0_A T0_C

PMT1-12

PMT1-12

T0_A T0_C

PMT1-2

PMT1-2

Att

DU

CU

Legend:

Constant Fraction Delay

OR

MPD TVDC T0TU

Crate control

Read-out electronics

TRM DRM

LU

crates

Hierarchy (version 2)Hierarchy (version 2)T0_DCS

HV Laser Calibration Fast ElectronicsLV

T0_A_01T0_C_01

1-241-2

Att

DU

CU

Legend:

Constant Fraction

Delay

OR

MPD TVDC T0TU

Crate Control

Read-out electronics

TRM DRM

LU

T0_A_01T0_C_01

crates

Hierarchy (version 3)Hierarchy (version 3)T0_DCS

HV

Laser Calibration

Trigger

LV

T0_A T0_C

PMT1-12

PMT1-2

crates

DU

CU

Legend:Constant FractionDiscr

MPD TVDC T0TU

Crate Control

Read-out electronics

TRM DRM

LU

Fast Electronics

Delay_AOR_A

Att