Difference between revisions of "On board JTAG connector (BoraLite)"

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{{InfoBoxBottom}}
 
{{InfoBoxBottom}}
  
== Introduction ==
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__FORCETOC__
 +
 
 +
== On board JTAG connector==
  
 
JTAG signals are routed to a dedicated connector (J2) on the BORA Lite PCB. The connector is placed on the top side of the PCB, at the upper-right corner (please see the picture below).
 
JTAG signals are routed to a dedicated connector (J2) on the BORA Lite PCB. The connector is placed on the top side of the PCB, at the upper-right corner (please see the picture below).
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[[File:BORAlite-jtag-conn1.png|500px|frameless|border]]
 
[[File:BORAlite-jtag-conn1.png|500px|frameless|border]]
  
== J2 - Connector's pinout ==
+
=== J2 - Connector's pinout ===
  
 
J2 footprint mates with Samtec FSI-110-03-G-S connector. The following table reports the connector's pinout:  
 
J2 footprint mates with Samtec FSI-110-03-G-S connector. The following table reports the connector's pinout:  
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|5 || JTAG_TDI || - || -
 
|5 || JTAG_TDI || - || -
 
|-
 
|-
|6 || FPGA_INIT_B || - || Place external 4.7 kO (or stronger) pull-up resistor to BOARD_PGOOD driven +3.3V supply
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|6 || FPGA_INIT_B || - || For further details, please refer to [[PL_initialization_signals_(Bora/BoraX/BoraLite) | PL initialization signals]]
For more details please refer to Table 2-4 on [http://www.xilinx.com/support/documentation/user_guides/ug470_7Series_Config.pdf 7 Series FPGAs Configuration]
 
 
|-
 
|-
|7 || FPGA_PROGRAM_B || - || Place external 4.7 kO (or stronger) pull-up resistor to BOARD_PGOOD driven +3.3V supply
+
|7 || FPGA_PROGRAM_B || - || For further details, please refer to [[PL_initialization_signals_(Bora/BoraX/BoraLite) | PL initialization signals]]
 
+
(10 kΩ pull-up resistor is already mounted on BORA module)
For more details please refer to Table 2-4 on [http://www.xilinx.com/support/documentation/user_guides/ug470_7Series_Config.pdf 7 Series FPGAs Configuration]
 
 
|-
 
|-
|8 || FPGA_DONE || - || Place external 300O pull-up resistor to BOARD_PGOOD driven +3.3V supply
+
|8 || FPGA_DONE || - || For further details, please refer to [[PL_initialization_signals_(Bora/BoraX/BoraLite) | PL initialization signals]]
 
 
For more details please refer to Table 2-4 on [http://www.xilinx.com/support/documentation/user_guides/ug470_7Series_Config.pdf 7 Series FPGAs Configuration]
 
 
|-
 
|-
|9 || N.C. || - || -
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|9 || D.N.C. || - || RESERVED
 
|-
 
|-
 
|10 || 3V3 || - || 3.3VIN enabled with BOARD_PGOOD
 
|10 || 3V3 || - || 3.3VIN enabled with BOARD_PGOOD
 
|-
 
|-
 
|}
 
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Revision as of 15:53, 21 December 2020

Info Box
BORALite-TOP.png Applies to BORA Lite


On board JTAG connector[edit | edit source]

JTAG signals are routed to a dedicated connector (J2) on the BORA Lite PCB. The connector is placed on the top side of the PCB, at the upper-right corner (please see the picture below).

BORAlite-jtag-conn1.png

J2 - Connector's pinout[edit | edit source]

J2 footprint mates with Samtec FSI-110-03-G-S connector. The following table reports the connector's pinout:

Pin# Pin name Function Notes
1 DGND - -
2 JTAG_TCK - -
3 JTAG_TMS - -
4 JTAG_TDO - -
5 JTAG_TDI - -
6 FPGA_INIT_B - For further details, please refer to PL initialization signals
7 FPGA_PROGRAM_B - For further details, please refer to PL initialization signals

(10 kΩ pull-up resistor is already mounted on BORA module)

8 FPGA_DONE - For further details, please refer to PL initialization signals
9 D.N.C. - RESERVED
10 3V3 - 3.3VIN enabled with BOARD_PGOOD