The following is a short summary of the various files related to the generation, distribution, and use of the timing signals in the L1 Trigger Framework. Timing Directory ---------------- CARMEN_MASTER_CLOCK_DOCUMENTS.TXT lists the relevant D0 notes MASTER_CLOCK_REQUIREMENTS_FOR_RUN_II.TXT describes the basic signals required from the Carmen Master Clock TIMING_SIGNALS_REQUIRED_VS_FPGA.TXT lists the timing signals required by each FPGA type and includes notes on when the signals are expected to change, their duration, etc. TIMING_SIGNALS_GENERATION_DISTRIBUTION.TXT includes a brief description of some of the timing signals needed, the Carmen clock, and the Carmen and Tom paddle boards Hardware/Helper_Functions Directory ----------------------------------- HELPER_FUNCTIONS_DESCRIPTION.TXT discusses the P1 timing signals which will be generated by helper function FPGAs (capture monitor and high-speed readout data, global scaler reset, Maginot line) Hardware/P1 Directory --------------------- P1_BACKPLANE.TXT a technical description of the backplane VME_PIN_OUT_3_ROW_AND_5_ROW.TXT gives the VME layout for P1 Hardware/PB_Carmen Directory ---------------------------- CARMEN_CARD_DESCRIPTION.TXT describes the paddle board for the P3 connector of the Selector Fanout Module Hardware/PB_Tom Directory ------------------------- TOM_PADDLE_BRD_DESCRIPTION.TXT describes the paddle board for the Tom Hardware/Tom Directory ---------------------- TOM_MODULE_DESCRIPTION.TXT talks about the function and the technical details of the Tom module