... | ... | @@ -110,14 +110,15 @@ board*](https://www.ohwr.org/project/spec/wiki) (shown)** |
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- One to user logic (e.g., PTP core)
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- 1x <s>USB-C</s> **USB Type A** connector connected to USB **2.0** port of the ARM
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- Ethernet RJ45 connector + magnetics and **MicroChip KSZ9031RNX, 10/100/1000 Mbps** PHY (interface to ARM GigE)
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- Samtec Bulls-Eye connector ([BDRA: 20 signals on the PCB](https://www.samtec.com/products/bdra), **1.3 x 5.0 = 6.5 cm2** land pattern, user mountable connector) **or** ([BARA: 22 signals on the PCB](https://www.samtec.com/products/bara), **1.8 x 2.1 = 4 cm2 land pattern, user mountable connector); BDRA probably better supported but slightly bigger, final choise BDRA/BARA will depend on PCB layout**
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- Samtec Bulls-Eye connector ([BDRA: 20 signals on the PCB](https://www.samtec.com/products/bdra), **1.3 x 5.0 = 6.5 cm2** land pattern, user mountable connector)<s> **or** ([BARA: 22 signals on the PCB](https://www.samtec.com/products/bara), **1.8 x 2.1 = 4 cm2 land pattern, user mountable connector); BDRA probably better supported but slightly bigger, final choise BDRA/BARA will depend on PCB layout**</s>
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- ESD protection on all signals
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- **10 differential signals:**
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- **125 MHz reference clock in/out**
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- **125 MHz reference clock in (Z035/Z045 only)**
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- **125 MHz reference clock out**
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- **1x tx-abscal**
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- **10 MHz reference clock in/out**
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- **PPS in/out**
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- **1x GTX Tx/Rx**
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- **1x GTX Tx/Rx (using 125 MHz reference clock; optional other when using Z035/Z045)**
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- **1x spare**
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- 1x connector for optional cooling fan
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- FPGA configuration. The FPGA can optionally be programmed from:
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