Beckhoff EtherCAT IP Core for Xilinx FPGAs v2.04e Manuale Utente Scaricare il pdf (Pagina 64)

FPGA Resource Consumption

III-52 Slave Controller – IP Core for Xilinx FPGAs

The EtherCAT IP core resource consumption figures for typical EtherCAT devices are based on

EtherCAT IP Core for Xilinx FPGAs Version 2.04a, Xilinx ISE 12.4, and Xilinx Spartan-3E or Spartan-6

devices.

Table 16: EtherCAT IP Core configuration for typical EtherCAT Devices

EtherCAT Device

FMMU

DPRAM

[kByte]

PDI

preset

32 Bit Digital I/O

Small

Frequency Inverter

SPI

Large

Encoder

SPI

32 bit

Large

Fieldbus Gateway

16 Bit µC

Large

Servo Drive

16 Bit µC

32 bit

Large

NOTE: Register preset medium and large including MII Management Interface. All devices have 2 MII ports, DC is

32 bit wide.

Table 17: EtherCAT IP Core resource consumption for typical EtherCAT Devices

EtherCAT Device

Spartan-3E

Spartan-6

Slices

Reg.

Log.

LUT4

Slices

Reg.

Log.

LUT6

4,200

3,900

6,200

1,900

3,900

5,000

Frequency Inverter

6,200

5,200

9,000

2,300

5,300

7,000

Encoder

9,000

8,100

12,400

2,500

8,100

9,800

Fieldbus Gateway

6,100

5,100

8,900

2,400

5,100

6,900

Servo Drive

8,900

8,000

12,200

2,500

8,000

9,800

1 2 ... 59 60 61 62 63 64 65 66 67 68 69 ... 125 126

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