... | @@ -37,7 +37,7 @@ The three operation modes of Cute-WR-DP are also supported by Cute-WR-A7: |
... | @@ -37,7 +37,7 @@ The three operation modes of Cute-WR-DP are also supported by Cute-WR-A7: |
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- XC7A35T-2CSG325I (XC7A50T-2CSG325I compatible)
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- XC7A35T-2CSG325I (XC7A50T-2CSG325I compatible)
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- Two SFP sockets that support WR
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- Two SFP sockets that support WR
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- 128Mb QSPI FLASH (N25Q128A13ESE40F)
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- 128Mb QSPI FLASH (N25Q128A13ESE40F)
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- 512Kb I2C EEPROM (24FC512-I/SM)
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- 512Kb I2C EEPROM (24FC512-I/SM, change to AT24C08C in later version)
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- UART port (TTL level with 3-state buffer)
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- UART port (TTL level with 3-state buffer)
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- VITA57 FMC mezzanine with LPC connector
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- VITA57 FMC mezzanine with LPC connector
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- Ruggedized conduction cooled form factor
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- Ruggedized conduction cooled form factor
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... | @@ -45,16 +45,17 @@ The three operation modes of Cute-WR-DP are also supported by Cute-WR-A7: |
... | @@ -45,16 +45,17 @@ The three operation modes of Cute-WR-DP are also supported by Cute-WR-A7: |
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- Mounting options for various VCXOs
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- Mounting options for various VCXOs
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- Two delay adjustable output channels (11ps increments, 6ns range)
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- Two delay adjustable output channels (11ps increments, 6ns range)
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- 1-Wire Temperature sensor
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- 1-Wire Temperature sensor
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- Current sensor
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- 2 LEMO/SMA for the delay adjustable output
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- 2 LEMO/SMA for the delay adjustable output
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- 4 front panel LEDs or two bi-color LEDs
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- 4 front panel LEDs or two bi-color LEDs
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- 3.3v power supply, 2.5A
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- 3.3v power supply, 2.5A
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-----
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-----
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## Hardware
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[Design files](uploads/62f38de93b143b5ad2fa9113f1b96d64/CUTE-WR-A7_V1.3.2_2023-09-19.zip)
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[Fabrication file](uploads/2ca10285cda61084821b7444ce4834dd/GERBER-CUTE-WR-A7-V1.3.2-20230920.zip)
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## Firmware
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## Firmware
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![](/uploads/e0868cff1a89ea94f2fd21d06e77f37e/dual_port_structure.png)
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![](/uploads/e0868cff1a89ea94f2fd21d06e77f37e/dual_port_structure.png)
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The firmware of Cute-WR-A7 is similar with the Cute-WR-DP, it is based on WRPC with modified code in the LM32 softcore. The additional resource cost to support Dual Port is less than twice
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The firmware of Cute-WR-A7 is similar with the Cute-WR-DP, it is based on WRPC with modified code in the LM32 softcore. The additional resource cost to support Dual Port is less than twice that of a single port.
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that of a single port.
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- [Firmware (Vivado project)] https://ohwr.org/project/wr-cores/tree/thu-cute-dp-a7
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- [Firmware (Vivado project)] https://ohwr.org/project/wr-cores/tree/thu-cute-dp-a7
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