Board Component Descriptions
Zynq UltraScale XCZU15EG MPSoC
The TEC0850 board is populated with the Zynq UltraScale+ XCZU15EG-1FFVB1156E MPSoC.
I/O Interfaces
Main IO interfaces are shown on the image below.
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PS MIO Configuration
MIO | Interface |
---|
MIO 0...12 | QSPI Flash Memory |
MIO 20...21 | I2C 1 |
MIO 22...23 | UART 0 |
MIO 26...37 | GEM 0 |
MIO 46...51 | SD 1 |
MIO 52...63 | USB 0 |
MIO 64...75 | USB 1 |
MIO 76...77 | MDIO 0 |
DDR4 SODIMM Socket
The Zynq UltraScale+ DDRC hard memory controller is wired to the DDR4 SODIMM Socket U3.
Quad-SPI Flash Memory
Board has two N25Q512A11G1240E connected in a dual parallel mode.
I2C
The onboard I2C bus is connected to MIO 20...21 pins. Devices on the bus shown in the table below.
I2C address | Chip | Description |
---|
0x50 | U63 24AA128T-I/ST | 128K Serial EEPROM |
0x53 | U64 24AA025E48T-I/OT | 2K Serial EEPROM with EUI-48™ or EUI-64™ Node Identity |
0x69 | U14 Si5345 | Clock generator and distributor |
UART and JTAG
Board has USB-UART bridge based on FTDI FT2232 chip. Use of this feature requires that USB driver is installed on your host PC. UART0 with MIO 22 .. 23 should be selected in "Zynq UltraScale+ MPSoC" configuration.
The Digilent plug-in software and cable drivers must be installed on your machine for you to be able to use JTAG interface.
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Ethernet
Board has Marvell Alaska 88E1512 Ethernet PHY which use MDIO address 1.
SD
There are some limitations to use SD card Interface in Linux.
- Zynq UltraScale+ SD controller is working only in the 3.3V mode as it connected to SD card socket using 1.8V to 3.3V level shifter U10.
- Micro SD card socket has no "Write Protect" switch.
USB
Board has 3 USB interfaces.
Front panel Micro-USB Interface
This interface provides access to UART and JTAG functions via FTDI FT2232 chip.
Front panel USB-C Interface
This interface connected to USB FIFO bridge chip FT601Q. 32-bit FIFO bridge provides a simple high-speed interface to Zynq UltraScale+ PL.
Backplane USB Interface
Zynq UltraScale+ USB controller connected to backplane connector J1C via USB PHY chip U11.
DACs
Board has 4 8-bit parallel Texas Instruments THS5641 DACs with up to 100 MSPS Update Rate.
MGT
The TEC0850 board has 30 MGT lines routed to backplane connectors.
Bank | Connector | Lanes |
---|
PL 128 | J4G and J4H | 4 |
PL 129 | J5A and J5B | 4 |
PL 130 | J5C and J5D | 4 |
PL 230 | J4G and J4H | 4 |
PL 229 | J5A and J5B | 4 |
PL 228 | J5C and J5D | 4 |
PS 505 | J1A | 4 |
MGT reference clocks are connected to banks 129, 229 and 505. Banks 128 and 130 should share clock from bank 129, banks 230 and 228 from bank 229.
Clocking
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Power supply
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