Synthesis Messages
| Report Title | GowinSynthesis Report |
| Design File | /home/quang1806/Downloads/Gowin_V1.9.11_linux/IDE/ipcore/DDR/data/ddr.v |
| GowinSynthesis Constraints File | --- |
| Tool Version | V1.9.11 |
| Part Number | GW1NSR-LV4CQN48PC6/I5 |
| Device | GW1NSR-4C |
| Created Time | Tue Jun 24 11:08:10 2025 |
| Legal Announcement | Copyright (C)2014-2024 Gowin Semiconductor Corporation. ALL rights reserved. |
Synthesis Details
| Top Level Module | Gowin_DDR |
| Synthesis Process | Running parser: CPU time = 0h 0m 0.056s, Elapsed time = 0h 0m 0.058s, Peak memory usage = 73.586MB Running netlist conversion: CPU time = 0h 0m 0s, Elapsed time = 0h 0m 0s, Peak memory usage = 73.586MB Running device independent optimization: Optimizing Phase 0: CPU time = 0h 0m 0s, Elapsed time = 0h 0m 0s, Peak memory usage = 73.840MB Optimizing Phase 1: CPU time = 0h 0m 0s, Elapsed time = 0h 0m 0s, Peak memory usage = 73.840MB Optimizing Phase 2: CPU time = 0h 0m 0s, Elapsed time = 0h 0m 0s, Peak memory usage = 73.840MB Running inference: Inferring Phase 0: CPU time = 0h 0m 0s, Elapsed time = 0h 0m 0s, Peak memory usage = 74.148MB Inferring Phase 1: CPU time = 0h 0m 0s, Elapsed time = 0h 0m 0s, Peak memory usage = 74.148MB Inferring Phase 2: CPU time = 0h 0m 0s, Elapsed time = 0h 0m 0s, Peak memory usage = 74.328MB Inferring Phase 3: CPU time = 0h 0m 0s, Elapsed time = 0h 0m 0s, Peak memory usage = 74.328MB Running technical mapping: Tech-Mapping Phase 0: CPU time = 0h 0m 0s, Elapsed time = 0h 0m 0s, Peak memory usage = 74.328MB Tech-Mapping Phase 1: CPU time = 0h 0m 0s, Elapsed time = 0h 0m 0s, Peak memory usage = 74.328MB Tech-Mapping Phase 2: CPU time = 0h 0m 0s, Elapsed time = 0h 0m 0s, Peak memory usage = 74.328MB Tech-Mapping Phase 3: CPU time = 0h 0m 0.028s, Elapsed time = 0h 0m 0.028s, Peak memory usage = 75.820MB Tech-Mapping Phase 4: CPU time = 0h 0m 0s, Elapsed time = 0h 0m 0s, Peak memory usage = 75.820MB Generate output files: CPU time = 0h 0m 0.008s, Elapsed time = 0h 0m 0.008s, Peak memory usage = 81.441MB |
| Total Time and Memory Usage | CPU time = 0h 0m 0.092s, Elapsed time = 0h 0m 0.094s, Peak memory usage = 81.441MB |
Resource
Resource Usage Summary
| Resource | Usage |
| I/O Port | 13 |
| I/O Buf | 13 |
| IBUF | 9 |
| OBUF | 4 |
| IOLOGIC | 4 |
| ODDR | 4 |
Resource Utilization Summary
| Resource | Usage | Utilization |
| Logic | 0(0 LUT, 0 ALU) / 4608 | 0% |
| Register | 0 / 3573 | 0% |
| --Register as Latch | 0 / 3573 | 0% |
| --Register as FF | 0 / 3573 | 0% |
| BSRAM | 0 / 10 | 0% |
Timing
Clock Summary:
| NO. | Clock Name | Type | Period | Frequency(MHz) | Rise | Fall | Source | Master | Object |
|---|---|---|---|---|---|---|---|---|---|
| 1 | clk | Base | 20.000 | 50.000 | 0.000 | 10.000 | clk_ibuf/I |
Max Frequency Summary:
| NO. | Clock Name | Constraint | Actual Fmax | Logic Level | Entity |
|---|