# # Didsco-Kraken Components File # ----------------==========------- # # # Access Connector and JTAG Comps for the FPGA/CPU # -----------------------------=====--------------------- # # # Original Rev. 30-Nov-2023 # Most Recent Rev. 15-Dec-2023 # # # This file holds the Components for: # # Access Connector and JTAG Comps for the FPGA/CPU # ------------------------------------------------------- # # # UNITS MM # # Board_Location # Ref Part_Number Symbol Geometry X Y Properties #----- ----------- ------ ------------------ -------------- ---------- # # # Access Connector J12 # ----------------------- # J12 Molex_87832_4020 SY_JUNK Header_2x20_2mm 26.0 161.0 1 0 # # Resistors to connect: FPGA/CPU MMUART #1 with the Rescue UART #2 # ----------------------------------------------------------------------- # R1411 Res_499_Ohm_0603 SY_JUNK Res_0603 33.0 155.0 2 90 R1412 Res_499_Ohm_0603 SY_JUNK Res_0603 33.0 150.0 2 90 # # Resistors for the JTAG Connection # ---------------------------------------- # #### Pull-Up-Down Resistors to Set the Default JTAG Signal States #### R1401 Res_4.7k_Ohm_0603 SY_JUNK Res_0603 16.0 229.0 2 90 R1402 Res_4.7k_Ohm_0603 SY_JUNK Res_0603 18.5 229.0 2 90 R1403 Res_4.7k_Ohm_0603 SY_JUNK Res_0603 21.0 229.0 2 90 R1404 Res_4.7k_Ohm_0603 SY_JUNK Res_0603 23.5 229.0 2 90 #### Series Terminator Resistors on the JTAG Signals #### R1405 Res_22_Ohm_0603 SY_JUNK Res_0603 17.0 225.0 2 90 R1406 Res_22_Ohm_0603 SY_JUNK Res_0603 19.5 225.0 2 90 R1407 Res_22_Ohm_0603 SY_JUNK Res_0603 22.0 225.0 2 90 R1408 Res_22_Ohm_0603 SY_JUNK Res_0603 24.5 225.0 2 90 R1409 Res_22_Ohm_0603 SY_JUNK Res_0603 27.0 225.0 2 90 # # Digital Buffer Chips for the JTAG Connection: # --------------------------------------------------- # U1401 74LVC14A SY_JUNK soic_14 9.0 213.0 2 0 U1402 74LVC14A SY_JUNK soic_14 20.0 213.0 2 0 # # Bypass Capacitors and Fuse for the JTAG Connection: # --------------------------------------------------------- # F1401 FUSE_2A_PTC_SMD_0805 SY_JUNK Res_0805 16.0 220.0 2 90 C1401 Cap_100_nFd_25_V_0603 SY_JUNK Cap_0603 18.5 220.0 2 90 C1402 Cap_100_nFd_25_V_0603 SY_JUNK Cap_0603 21.0 220.0 2 90 C1403 Cap_22_uFd_10_V_1206 SY_JUNK cap_1206 23.5 220.0 2 90