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Lecture 15 External SRAM

Lecture 15 External SRAM. ECE 448 – FPGA and ASIC Design with VHDL. Required reading. P. Chu, FPGA Prototyping by VHDL Examples Chapter 10, External SRAM. Block diagram of a typical SRAM. SRAM Functional Table. SRAM Simplified Functional Table.

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Lecture 15 External SRAM

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  1. Lecture 15External SRAM ECE 448 – FPGA and ASIC Design with VHDL

  2. Required reading • P. Chu, FPGA Prototyping by VHDL Examples • Chapter 10, External SRAM ECE 448 – FPGA and ASIC Design with VHDL

  3. Block diagram of a typical SRAM ECE 448 – FPGA and ASIC Design with VHDL

  4. SRAM Functional Table ECE 448 – FPGA and ASIC Design with VHDL

  5. SRAM Simplified Functional Table ECE 448 – FPGA and ASIC Design with VHDL

  6. Timing diagram of an address-controlled read cycle ECE 448 – FPGA and ASIC Design with VHDL

  7. Timing diagram of an output_enable-controlled read cycle ECE 448 – FPGA and ASIC Design with VHDL

  8. SRAM Timing Parameters (in ns) ECE 448 – FPGA and ASIC Design with VHDL

  9. Timing diagram of write cycle ECE 448 – FPGA and ASIC Design with VHDL

  10. SRAM Timing Parameters (in ns) ECE 448 – FPGA and ASIC Design with VHDL

  11. Role of a memory controller ECE 448 – FPGA and ASIC Design with VHDL

  12. Block diagram of a memory controller ECE 448 – FPGA and ASIC Design with VHDL

  13. ASM chart of a safe SRAM controller ECE 448 – FPGA and ASIC Design with VHDL

  14. ASM chart of a testing circuit ECE 448 – FPGA and ASIC Design with VHDL

  15. ASM chart of an alternativeSRAM controller: design I ECE 448 – FPGA and ASIC Design with VHDL

  16. ASM chart of an alternativeSRAM controller: design II ECE 448 – FPGA and ASIC Design with VHDL

  17. ASM chart of an alternativeSRAM controller: design III ECE 448 – FPGA and ASIC Design with VHDL

  18. Generating a half cycle with DDR ECE 448 – FPGA and ASIC Design with VHDL

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