... | ... | @@ -52,8 +52,7 @@ The DI/OT System Board controls the whole DI/OT crate, communicating with up to |
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### Power
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| **Type** | **Component** | **How many** | **Other designs** | **Comments** |
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| ------ | ------ | ------ | ------ | ------ |
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| Multi-level solution | e.g. MAX77714 | | | [Maxim power solutions for Xilinx](https://www.maximintegrated.com/en/products/power/switching-regulators/applications/fpga-power/xilinx-fpga-power-solutions/power-solutions-for-xilinx-artix-spartan-and-zynq-fpgas.html/tb_order) |
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| | XR77129ELB-F | | AFCZ | |
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| Multi-level solution | MAX77714 | | | [Maxim power solutions for Xilinx](https://www.maximintegrated.com/en/products/power/switching-regulators/applications/fpga-power/xilinx-fpga-power-solutions/power-solutions-for-xilinx-artix-spartan-and-zynq-fpgas.html/tb_order) |
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### Miscellaneous
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| **Type** | **Component** | **How many** | **Other designs** | **Comments** |
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... | ... | @@ -61,7 +60,7 @@ The DI/OT System Board controls the whole DI/OT crate, communicating with up to |
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| 12V, GND headers pads | -- | 1 | -- | For external powering during first tests |
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| Xilinx JTAG connector | MOLEX 87832-1420 | 1 | -- | |
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| Self power-cycle circuit driving backplane PS_ON# | | 1 | | In normal operation PS_ON# has to be grounded, if driven high or open-circuited PSU shuts off 12V rail |
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| ??? External watchdog chip for PL (or LPD/FPD Watchdogs inside Zynq) | LTC2917HMS-B1#PBF | 1 | FASEC |
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| External watchdog chip for PL | LTC2917HMS-B1#PBF | 1 | FASEC |
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| Thermometers | | 3? | | |
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| (optional) header connector for FPGA fan | | 1 | |
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| Mounting holes for FPGA heatsink | | | |
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* Present signal
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* 1 LPC MGT
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* 3 HPC MGTs (required for FRAS, EN-SMM)
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* Vadj configurable?: 1.8V, 2.5V, 3.3V for LPC pins
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* Vadj and I/Os fixed at 1.8V
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* TODO: compatibility with current CO-HT mezzanines
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### Mechanics
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* Board dimensions: 100mm x 220mm
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