Rtd FPGA35S6100HR Manual do Utilizador descarregar pdf (Página 27)

RTD Embedded Technologies, Inc. | www.rtd.com 27 FPGA35S6 User’s Manual

6.1.19 R_DDR_STATUS (READ)

This is a status register for the DDR2 memory interface.

B0: Read error

B1: Read overflow

B2: Read empty

B3: Read full

B4: Write error

B5: Write underrun

B6: Write empty

B7: Write full

B[14:8]: Read count

B[22:16]: Write count

B[24]: Command full

B[25]: Command empty

B[31]: Calibration done

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