PnR Messages
| Report Title | PnR Report |
| Design File | E:\work\work\Confidential_IP\code\TDC\Gowin_TDC_RefDesign\project\impl\gwsynthesis\fpga_project.vg |
| Physical Constraints File | E:\work\work\Confidential_IP\code\TDC\Gowin_TDC_RefDesign\project\src\fpga_project.cst |
| Timing Constraints File | --- |
| Tool Version | V1.9.11.02 (64-bit) |
| Part Number | GW1N-LV9QN88C6/I5 |
| Device | GW1N-9 |
| Device Version | C |
| Created Time | Mon Jul 14 10:07:12 2025 |
| Legal Announcement | Copyright (C)2014-2025 Gowin Semiconductor Corporation. All rights reserved. |
PnR Details
| Place & Route Process | Running placement: Placement Phase 0: CPU time = 0h 0m 0.179s, Elapsed time = 0h 0m 0.179s Placement Phase 1: CPU time = 0h 0m 0.008s, Elapsed time = 0h 0m 0.007s Placement Phase 2: CPU time = 0h 0m 0.05s, Elapsed time = 0h 0m 0.051s Placement Phase 3: CPU time = 0h 0m 0.522s, Elapsed time = 0h 0m 0.523s Total Placement: CPU time = 0h 0m 0.759s, Elapsed time = 0h 0m 0.76s Running routing: Routing Phase 0: CPU time = 0h 0m 0s, Elapsed time = 0h 0m 0s Routing Phase 1: CPU time = 0h 0m 0.155s, Elapsed time = 0h 0m 0.155s Routing Phase 2: CPU time = 0h 0m 0.223s, Elapsed time = 0h 0m 0.223s Routing Phase 3: CPU time = 0h 0m 0s, Elapsed time = 0h 0m 0s Total Routing: CPU time = 0h 0m 0.378s, Elapsed time = 0h 0m 0.378s Generate output files: CPU time = 0h 0m 0.796s, Elapsed time = 0h 0m 0.796s |
| Total Time and Memory Usage | CPU time = 0h 0m 2s, Elapsed time = 0h 0m 2s, Peak memory usage = 314MB |
Resource
Resource Usage Summary:
| Resource | Usage | Utilization |
| Logic | 562/8640 | 7% |
| --LUT,ALU,ROM16 | 562(547 LUT, 15 ALU, 0 ROM16) | - |
| --SSRAM(RAM16) | 0 | - |
| Register | 420/6693 | 7% |
| --Logic Register as Latch | 0/6480 | 0% |
| --Logic Register as FF | 420/6480 | 7% |
| --I/O Register as Latch | 0/213 | 0% |
| --I/O Register as FF | 0/213 | 0% |
| CLS | 447/4320 | 11% |
| I/O Port | 20/71 | 29% |
| I/O Buf | 20 | - |
| --Input Buf | 6 | - |
| --Output Buf | 14 | - |
| --Inout Buf | 0 | - |
| IOLOGIC | 1 IDES8 |
3% |
| BSRAM | 1 SDPB |
4% |
I/O Bank Usage Summary:
| I/O Bank | Usage | Utilization |
| bank 1 | 0/25 | 0% |
| bank 2 | 12/23 | 53% |
| bank 3 | 8/23 | 35% |
Clock Resource Usage Summary:
| Clock Resource | Usage | Utilization |
| PRIMARY | 2/8 | 25% |
| LW | 2/8 | 25% |
| GCLK_PIN | 1/3 | 34% |
| CLKDIV | 1/8 | 13% |
| rPLL | 1/2 | 50% |
Global Clock Signals:
| Signal | Global Clock | Location |
| pclk_d | PRIMARY | BL |
| gw_gao_gvio_inst_0/gao_control0[0] | PRIMARY | TL BL |
| gw_gao_gvio_inst_0/gvio_gao_jtag_reset | LW | - |
| dut/u_tdc/n16_5 | LW | - |
| clk_d | HCLK | BANK0_BANK1_HCLK0 |
| fclk | HCLK | BANK4_BANK5_HCLK0 |
Pinout by Port Name:
| Port Name | Diff Pair | Loc./Bank | Constraint | Dir. | Site | CFG | IO Type | Drive | Pull Mode | PCI Clamp | Hysteresis | Open Drain | Vref | Single Resistor | Diff Resistor | BankVccio |
| clk | - | 11/3 | Y | in | IOL15[A] | GCLKT_6 | LVCMOS33 | NA | NONE | ON | NONE | NA | NA | OFF | NA | 3.3 |
| tdc_input | - | 34/2 | Y | in | IOB23[B] | - | LVCMOS33 | NA | NONE | OFF | NONE | NA | NA | NA | NA | 3.3 |
| pulse_in | - | 26/2 | Y | in | IOB8[B] | - | LVCMOS33 | NA | UP | ON | NONE | NA | NA | NA | NA | 3.3 |
| tms_pad_i | - | 5/3 | N | in | IOL11[A] | TMS | LVCMOS33 | NA | UP | ON | NONE | NA | NA | OFF | NA | 3.3 |
| tck_pad_i | - | 6/3 | N | in | IOL11[B] | TCK | LVCMOS33 | NA | UP | ON | NONE | NA | NA | OFF | NA | 3.3 |
| tdi_pad_i | - | 7/3 | N | in | IOL12[B] | TDI | LVCMOS33 | NA | UP | ON | NONE | NA | NA | OFF | NA | 3.3 |
| pclk | - | 31/2 | N | out | IOB17[A] | - | LVCMOS33 | 8 | NONE | NA | NA | OFF | NA | NA | NA | 3.3 |
| tdc_count[0] | - | 32/2 | N | out | IOB17[B] | - | LVCMOS33 | 8 | UP | NA | NA | OFF | NA | NA | NA | 3.3 |
| tdc_count[1] | - | 29/2 | N | out | IOB13[A] | - | LVCMOS33 | 8 | UP | NA | NA | OFF | NA | NA | NA | 3.3 |
| tdc_count[2] | - | 27/2 | N | out | IOB11[A] | - | LVCMOS33 | 8 | UP | NA | NA | OFF | NA | NA | NA | 3.3 |
| tdc_count[3] | - | 25/2 | N | out | IOB8[A] | - | LVCMOS33 | 8 | UP | NA | NA | OFF | NA | NA | NA | 3.3 |
| tdc_count[4] | - | 19/2 | N | out | IOB4[A] | - | LVCMOS33 | 8 | UP | NA | NA | OFF | NA | NA | NA | 3.3 |
| tdc_count[5] | - | 20/2 | N | out | IOB4[B] | - | LVCMOS33 | 8 | UP | NA | NA | OFF | NA | NA | NA | 3.3 |
| tdc_count[6] | - | 17/2 | N | out | IOB2[A] | - | LVCMOS33 | 8 | UP | NA | NA | OFF | NA | NA | NA | 3.3 |
| tdc_count[7] | - | 18/2 | N | out | IOB2[B] | - | LVCMOS33 | 8 | UP | NA | NA | OFF | NA | NA | NA | 3.3 |
| tdc_count[8] | - | 15/3 | N | out | IOL26[A] | - | LVCMOS33 | 8 | UP | NA | NA | OFF | NA | OFF | NA | 3.3 |
| tdc_count[9] | - | 16/3 | N | out | IOL26[B] | - | LVCMOS33 | 8 | UP | NA | NA | OFF | NA | OFF | NA | 3.3 |
| tdc_valid | - | 13/3 | N | out | IOL22[A] | - | LVCMOS33 | 8 | UP | NA | NA | OFF | NA | OFF | NA | 3.3 |
| pulse_out | - | 28/2 | Y | out | IOB11[B] | - | LVCMOS33 | 8 | UP | NA | NA | OFF | NA | NA | NA | 3.3 |
| tdo_pad_o | - | 8/3 | N | out | IOL13[A] | TDO | LVCMOS33 | 8 | UP | NA | NA | OFF | NA | OFF | NA | 3.3 |
All Package Pins:
| Loc./Bank | Signal | Dir. | Site | CFG | IO Type | Drive | Pull Mode | PCI Clamp | Hysteresis | Open Drain | Vref | Single Resistor | Diff Resistor | Bank Vccio |
| 88/3 | - | in | IOT5[A] | MODE0 | LVCMOS33 | NA | UP | ON | NONE | NA | NA | NA | NA | 3.3 |
| 87/3 | - | in | IOT6[B] | MODE1 | LVCMOS33 | NA | UP | ON | NONE | NA | NA | NA | NA | 3.3 |
| 86/3 | - | in | IOT8[A] | - | LVCMOS33 | NA | UP | ON | NONE | NA | NA | NA | NA | 3.3 |
| 85/3 | - | in | IOT8[B] | - | LVCMOS33 | NA | UP | ON | NONE | NA | NA | NA | NA | 3.3 |
| 84/3 | - | in | IOT10[A] | - | LVCMOS33 | NA | UP | ON | NONE | NA | NA | NA | NA | 3.3 |
| 83/3 | - | in | IOT10[B] | - | LVCMOS33 | NA | UP | ON | NONE | NA | NA | NA | NA | 3.3 |
| 82/3 | - | in | IOT11[A] | - | LVCMOS33 | NA | UP | ON | NONE | NA | NA | NA | NA | 3.3 |
| 81/3 | - | in | IOT11[B] | - | LVCMOS33 | NA | UP | ON | NONE | NA | NA | NA | NA | 3.3 |
| 80/3 | - | in | IOT12[A] | - | LVCMOS33 | NA | UP | ON | NONE | NA | NA | NA | NA | 3.3 |
| 79/3 | - | in | IOT12[B] | - | LVCMOS33 | NA | UP | ON | NONE | NA | NA | NA | NA | 3.3 |
| 77/1 | - | in | IOT37[A] | - | LVCMOS18 | NA | UP | ON | NONE | NA | NA | NA | NA | 1.8 |
| 76/1 | - | in | IOT37[B] | - | LVCMOS18 | NA | UP | ON | NONE | NA | NA | NA | NA | 1.8 |
| 75/1 | - | in | IOT38[A] | - | LVCMOS18 | NA | UP | ON | NONE | NA | NA | NA | NA | 1.8 |
| 74/1 | - | in | IOT38[B] | - | LVCMOS18 | NA | UP | ON | NONE | NA | NA | NA | NA | 1.8 |
| 73/1 | - | in | IOT39[A] | - | LVCMOS18 | NA | UP | ON | NONE | NA | NA | NA | NA | 1.8 |
| 72/1 | - | in | IOT39[B] | - | LVCMOS18 | NA | UP | ON | NONE | NA | NA | NA | NA | 1.8 |
| 71/1 | - | in | IOT41[A] | - | LVCMOS18 | NA | UP | ON | NONE | NA | NA | NA | NA | 1.8 |
| 70/1 | - | in | IOT41[B] | - | LVCMOS18 | NA | UP | ON | NONE | NA | NA | NA | NA | 1.8 |
| 69/1 | - | in | IOT42[A] | - | LVCMOS18 | NA | UP | ON | NONE | NA | NA | NA | NA | 1.8 |
| 68/1 | - | in | IOT42[B] | - | LVCMOS18 | NA | UP | ON | NONE | NA | NA | NA | NA | 1.8 |
| 17/2 | tdc_count[6] | out | IOB2[A] | - | LVCMOS33 | 8 | UP | NA | NA | OFF | NA | NA | NA | 3.3 |
| 18/2 | tdc_count[7] | out | IOB2[B] | - | LVCMOS33 | 8 | UP | NA | NA | OFF | NA | NA | NA | 3.3 |
| 19/2 | tdc_count[4] | out | IOB4[A] | - | LVCMOS33 | 8 | UP | NA | NA | OFF | NA | NA | NA | 3.3 |
| 20/2 | tdc_count[5] | out | IOB4[B] | - | LVCMOS33 | 8 | UP | NA | NA | OFF | NA | NA | NA | 3.3 |
| 25/2 | tdc_count[3] | out | IOB8[A] | - | LVCMOS33 | 8 | UP | NA | NA | OFF | NA | NA | NA | 3.3 |
| 26/2 | pulse_in | in | IOB8[B] | - | LVCMOS33 | NA | UP | ON | NONE | NA | NA | NA | NA | 3.3 |
| 27/2 | tdc_count[2] | out | IOB11[A] | - | LVCMOS33 | 8 | UP | NA | NA | OFF | NA | NA | NA | 3.3 |
| 28/2 | pulse_out | out | IOB11[B] | - | LVCMOS33 | 8 | UP | NA | NA | OFF | NA | NA | NA | 3.3 |
| 29/2 | tdc_count[1] | out | IOB13[A] | - | LVCMOS33 | 8 | UP | NA | NA | OFF | NA | NA | NA | 3.3 |
| 30/2 | - | in | IOB13[B] | - | LVCMOS33 | NA | UP | ON | NONE | NA | NA | NA | NA | 3.3 |
| 31/2 | pclk | out | IOB17[A] | - | LVCMOS33 | 8 | NONE | NA | NA | OFF | NA | NA | NA | 3.3 |
| 32/2 | tdc_count[0] | out | IOB17[B] | - | LVCMOS33 | 8 | UP | NA | NA | OFF | NA | NA | NA | 3.3 |
| 33/2 | - | in | IOB23[A] | - | LVCMOS33 | NA | UP | ON | NONE | NA | NA | NA | NA | 3.3 |
| 34/2 | tdc_input | in | IOB23[B] | - | LVCMOS33 | NA | NONE | OFF | NONE | NA | NA | NA | NA | 3.3 |
| 35/2 | - | in | IOB29[A] | GCLKT_4 | LVCMOS33 | NA | UP | ON | NONE | NA | NA | NA | NA | 3.3 |
| 36/2 | - | in | IOB29[B] | GCLKC_4 | LVCMOS33 | NA | UP | ON | NONE | NA | NA | NA | NA | 3.3 |
| 37/2 | - | in | IOB31[A] | - | LVCMOS33 | NA | UP | ON | NONE | NA | NA | NA | NA | 3.3 |
| 38/2 | - | in | IOB31[B] | - | LVCMOS33 | NA | UP | ON | NONE | NA | NA | NA | NA | 3.3 |
| 39/2 | - | in | IOB33[A] | - | LVCMOS33 | NA | UP | ON | NONE | NA | NA | NA | NA | 3.3 |
| 40/2 | - | in | IOB33[B] | - | LVCMOS33 | NA | UP | ON | NONE | NA | NA | NA | NA | 3.3 |
| 41/2 | - | in | IOB41[A] | - | LVCMOS33 | NA | UP | ON | NONE | NA | NA | NA | NA | 3.3 |
| 42/2 | - | in | IOB41[B] | - | LVCMOS33 | NA | UP | ON | NONE | NA | NA | NA | NA | 3.3 |
| 47/2 | - | in | IOB43[B] | - | LVCMOS33 | NA | UP | ON | NONE | NA | NA | NA | NA | 3.3 |
| 3/3 | - | in | IOL2[A] | - | LVCMOS33 | NA | UP | ON | NONE | NA | NA | NA | NA | 3.3 |
| 4/3 | - | in | IOL5[A] | JTAGSEL_N/LPLL_T_in | LVCMOS33 | NA | UP | ON | NONE | NA | NA | NA | NA | 3.3 |
| 5/3 | tms_pad_i | in | IOL11[A] | TMS | LVCMOS33 | NA | UP | ON | NONE | NA | NA | OFF | NA | 3.3 |
| 6/3 | tck_pad_i | in | IOL11[B] | TCK | LVCMOS33 | NA | UP | ON | NONE | NA | NA | OFF | NA | 3.3 |
| 7/3 | tdi_pad_i | in | IOL12[B] | TDI | LVCMOS33 | NA | UP | ON | NONE | NA | NA | OFF | NA | 3.3 |
| 8/3 | tdo_pad_o | out | IOL13[A] | TDO | LVCMOS33 | 8 | UP | NA | NA | OFF | NA | OFF | NA | 3.3 |
| 9/3 | - | in | IOL13[B] | RECONFIG_N | LVCMOS33 | NA | UP | ON | NONE | NA | NA | NA | NA | 3.3 |
| 10/3 | - | in | IOL14[A] | DONE | LVCMOS33 | NA | UP | ON | NONE | NA | NA | NA | NA | 3.3 |
| 11/3 | clk | in | IOL15[A] | GCLKT_6 | LVCMOS33 | NA | NONE | ON | NONE | NA | NA | OFF | NA | 3.3 |
| 13/3 | tdc_valid | out | IOL22[A] | - | LVCMOS33 | 8 | UP | NA | NA | OFF | NA | OFF | NA | 3.3 |
| 14/3 | - | in | IOL22[B] | - | LVCMOS33 | NA | UP | ON | NONE | NA | NA | NA | NA | 3.3 |
| 15/3 | tdc_count[8] | out | IOL26[A] | - | LVCMOS33 | 8 | UP | NA | NA | OFF | NA | OFF | NA | 3.3 |
| 16/3 | tdc_count[9] | out | IOL26[B] | - | LVCMOS33 | 8 | UP | NA | NA | OFF | NA | OFF | NA | 3.3 |
| 63/1 | - | in | IOR5[A] | RPLL_T_in | LVCMOS18 | NA | UP | ON | NONE | NA | NA | NA | NA | 1.8 |
| 62/1 | - | in | IOR11[A] | MI/D7 | LVCMOS18 | NA | UP | ON | NONE | NA | NA | NA | NA | 1.8 |
| 61/1 | - | in | IOR11[B] | MO/D6 | LVCMOS18 | NA | UP | ON | NONE | NA | NA | NA | NA | 1.8 |
| 60/1 | - | in | IOR12[A] | MCS_N/D5 | LVCMOS18 | NA | UP | ON | NONE | NA | NA | NA | NA | 1.8 |
| 59/1 | - | in | IOR12[B] | MCLK/D4 | LVCMOS18 | NA | UP | ON | NONE | NA | NA | NA | NA | 1.8 |
| 57/1 | - | in | IOR13[A] | FASTRD_N/D3 | LVCMOS18 | NA | UP | ON | NONE | NA | NA | NA | NA | 1.8 |
| 56/1 | - | in | IOR14[A] | SO/D1 | LVCMOS18 | NA | UP | ON | NONE | NA | NA | NA | NA | 1.8 |
| 55/1 | - | in | IOR14[B] | SSPI_CS_N/D0 | LVCMOS18 | NA | UP | ON | NONE | NA | NA | NA | NA | 1.8 |
| 54/1 | - | in | IOR15[A] | DIN/CLKHOLD_N | LVCMOS18 | NA | UP | ON | NONE | NA | NA | NA | NA | 1.8 |
| 53/1 | - | in | IOR15[B] | DOUT/WE_N | LVCMOS18 | NA | UP | ON | NONE | NA | NA | NA | NA | 1.8 |
| 52/1 | - | in | IOR17[A] | GCLKT_3 | LVCMOS18 | NA | UP | ON | NONE | NA | NA | NA | NA | 1.8 |
| 51/1 | - | in | IOR17[B] | GCLKC_3 | LVCMOS18 | NA | UP | ON | NONE | NA | NA | NA | NA | 1.8 |
| 50/1 | - | in | IOR22[B] | - | LVCMOS18 | NA | UP | ON | NONE | NA | NA | NA | NA | 1.8 |
| 49/1 | - | in | IOR24[A] | - | LVCMOS18 | NA | UP | ON | NONE | NA | NA | NA | NA | 1.8 |
| 48/1 | - | in | IOR24[B] | - | LVCMOS18 | NA | UP | ON | NONE | NA | NA | NA | NA | 1.8 |