//Copyright (C)2014-2025 Gowin Semiconductor Corporation.
//All rights reserved.


1. PnR Messages

  <Report Title>: PnR Report
  <Design File>: D:\Gowin\GowinUSB\USBTestDemoScipt\USBTestDemoScipt\USB20TestDemoScipt\prj18k_usb2_loopback_speed\prj18k_usb2_loopback_speed_single_lvds\project\impl\gwsynthesis\gowin_usb_refdesign.vg
  <Physical Constraints File>: D:\Gowin\GowinUSB\USBTestDemoScipt\USBTestDemoScipt\USB20TestDemoScipt\prj18k_usb2_loopback_speed\prj18k_usb2_loopback_speed_single_lvds\project\src\usb_ref.cst
  <Timing Constraints File>: D:\Gowin\GowinUSB\USBTestDemoScipt\USBTestDemoScipt\USB20TestDemoScipt\prj18k_usb2_loopback_speed\prj18k_usb2_loopback_speed_single_lvds\project\src\usb_ref.sdc
  <Tool Version>: V1.9.12 (64-bit)
  <Part Number>: GW2AR-LV18QN88PFC7/I6
  <Device>: GW2AR-18
  <Device Version>: C
  <Created Time>:Wed Nov  5 09:20:22 2025


2. PnR Details

  Running placement:
    Placement Phase 0: CPU time = 0h 0m 0.311s, Elapsed time = 0h 0m 0.312s
    Placement Phase 1: CPU time = 0h 0m 0.216s, Elapsed time = 0h 0m 0.217s
    Placement Phase 2: CPU time = 0h 0m 0.84s, Elapsed time = 0h 0m 0.84s
    Placement Phase 3: CPU time = 0h 0m 1s, Elapsed time = 0h 0m 1s
    Total Placement: CPU time = 0h 0m 2s, Elapsed time = 0h 0m 2s
 Running routing:
    Routing Phase 0: CPU time = 0h 0m 0.001s, Elapsed time = 0h 0m 0.002s
    Routing Phase 1: CPU time = 0h 0m 0.248s, Elapsed time = 0h 0m 0.248s
    Routing Phase 2: CPU time = 0h 0m 1s, Elapsed time = 0h 0m 1s
    Routing Phase 3: CPU time = 0h 0m 0s, Elapsed time = 0h 0m 0s
    Total Routing: CPU time = 0h 0m 2s, Elapsed time = 0h 0m 2s
 Generate output files:
    CPU time = 0h 0m 2s, Elapsed time = 0h 0m 2s

 Total Time and Memory Usage: CPU time = 0h 0m 6s, Elapsed time = 0h 0m 6s, Peak memory usage = 772MB


3. Resource Usage Summary

  --------------------------------------------------------------------------------
  Resources                   | Usage                               | Utilization
  --------------------------------------------------------------------------------
  Logic                       | 4029/20736                          |  20%
    --LUT,ALU,ROM16           | 3837(3268 LUT, 569 ALU, 0 ROM16)    | -
    --SSRAM(RAM16)            | 32                                  | -
  Register                    | 1677/15750                          |  11%
    --Logic Register as Latch | 0/15552                             |  0%
    --Logic Register as FF    | 1675/15552                          |  11%
    --I/O Register as Latch   | 0/198                               |  0%
    --I/O Register as FF      | 2/198                               |  2%
  CLS                         | 2615/10368                          |  26%
  I/O Port                    | 9/66                                |  14%
  I/O Buf                     | 8                                   | -
    --Input Buf               | 3                                   | -
    --Output Buf              | 2                                   | -
    --Inout Buf               | 3                                   | -
  IOLOGIC                     | 10/92                               | 11%
    --IDES8                   | 4
    --OSER8                   | 1
    --IODELAY                 | 2
  BSRAM                       | 14/46                               | 31%
    --SDPB                    | 14
  ================================================================================



4. I/O Bank Usage Summary

  --------------------------------------
  I/O Bank  | Usage       | Utilization 
  --------------------------------------
  bank 0   | 1/8         | 13%         
  bank 1   | 8/9         | 89%         
  bank 2   | 0/4         | 0%          
  bank 3   | 1/17        | 6%          
  bank 4   | 0/8         | 0%          
  bank 5   | 0/10        | 0%          
  bank 6   | 1/9         | 12%         
  bank 7   | 0/1         | 0%          
  ======================================


5. Clock Resource Usage Summary

  ------------------------------------------
  Clock Resource| Usage         | Utilization 
  ------------------------------------------
  PRIMARY       | 3/8           | 38%
  LW            | 5/8           | 63%
  GCLK_PIN      | 4/5           | 80%
  CLKDIV        | 1/8           | 13%
  DHCEN         | 1/16          | 7%
  rPLL          | 1/4           | 25%
  ==========================================


6. Global Clock Signals

  -------------------------------------------
  Signal         | Global Clock   | Location
  -------------------------------------------
  CLK_IN_d       | PRIMARY        |  BL
  PHY_CLKOUT     | PRIMARY        |  TR TL BR BL
  u_USB_SoftPHY_Top/usb2_0_softphy/u_usb_20_phy_utmi/u_usb2_0_softphy/u_usb_phy_hs/sclk| PRIMARY        |  TR TL
  RESET          | LW             |  -
  usb_busreset   | LW             |  -
  u_USB_SoftPHY_Top/usb2_0_softphy/u_usb_20_phy_utmi/u_usb2_0_softphy/u_usb_phy_hs/reset_calib_Z| LW             |  -
  u_USB_SoftPHY_Top/usb2_0_softphy/u_usb_20_phy_utmi/u_usb2_0_softphy/u_usb_phy_hs/reset_w[1]| LW             |  -
  u_USB_SoftPHY_Top/usb2_0_softphy/u_usb_20_phy_utmi/u_usb2_0_softphy/u_usb_phy_hs/reset_r[1]| LW             |  -
  fclk_480M      | HCLK           | BANK0_BANK1_HCLK0
  ===========================================


7. 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_IN           | -         | 10/6          | Y          | in    | IOL29[A] | GCLKT_6         | LVCMOS33   | NA    | UP        | ON        | NONE       | NA         | NA         | OFF             | NA            | 3.3       
LED              | -         | 63/3          | N          | out   | IOR29[A] | GCLKT_3         | LVCMOS18   | 8     | UP        | NA        | NA         | OFF        | NA         | OFF             | NA            | 1.8       
usb_pullup_en_o  | -         | 80/0          | Y          | out   | IOT27[A] | GCLKT_0         | LVCMOS33   | 8     | NONE      | NA        | NA         | OFF        | NA         | NA              | NA            | 3.3       
usb_dxp_io       | usb_dxn_io | 73/1          | Y          | io    | IOT40[A] | -               | LVCMOS33D  | 4     | NONE      | NA        | NA         | NA         | NA         | NA              | NA            | 3.3       
usb_dxn_io       | usb_dxp_io | 72/1          | Y          | io    | IOT40[B] | -               | LVCMOS33D  | 4     | UP        | NA        | NA         | NA         | NA         | NA              | NA            | 3.3       
usb_term_dp_io   | -         | 75/1          | Y          | io    | IOT34[A] | -               | LVCMOS33   | 8     | NONE      | NA        | NONE       | OFF        | NA         | NA              | NA            | 3.3       
usb_term_dn_io   | -         | 74/1          | Y          | io    | IOT34[B] | -               | LVCMOS33   | 8     | NONE      | NA        | NONE       | OFF        | NA         | NA              | NA            | 3.3       
========================================================================================================================================================================================================================




8. 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
---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
86/0     | -                | in    | IOT4[A]  | -               | LVCMOS33 | NA    | UP        | ON        | NONE       | NA         | NA         | NA              | NA            | 3.3  
85/0     | -                | in    | IOT4[B]  | -               | LVCMOS33 | NA    | UP        | ON        | NONE       | NA         | NA         | NA              | NA            | 3.3  
84/0     | -                | in    | IOT6[A]  | -               | LVCMOS33 | NA    | UP        | ON        | NONE       | NA         | NA         | NA              | NA            | 3.3  
83/0     | -                | in    | IOT6[B]  | -               | LVCMOS33 | NA    | UP        | ON        | NONE       | NA         | NA         | NA              | NA            | 3.3  
82/0     | -                | in    | IOT17[A] | -               | LVCMOS33 | NA    | UP        | ON        | NONE       | NA         | NA         | NA              | NA            | 3.3  
81/0     | -                | in    | IOT17[B] | -               | LVCMOS33 | NA    | UP        | ON        | NONE       | NA         | NA         | NA              | NA            | 3.3  
80/0     | usb_pullup_en_o  | out   | IOT27[A] | GCLKT_0         | LVCMOS33 | 8     | NONE      | NA        | NA         | OFF        | NA         | NA              | NA            | 3.3  
79/0     | -                | in    | IOT27[B] | GCLKC_0         | LVCMOS33 | NA    | UP        | ON        | NONE       | NA         | NA         | NA              | NA            | 3.3  
77/1     | usb_rxdp_i(p)    | in    | IOT30[A] | GCLKT_1         | LVDS25   | NA    | NONE      | NA        | NA         | NA         | NA         | NA              | OFF           | 3.3  
76/1     | usb_rxdp_i(n)    | in    | IOT30[B] | GCLKC_1         | LVDS25   | NA    | NA        | NA        | NA         | NA         | NA         | NA              | OFF           | 3.3  
75/1     | usb_term_dp_io   | io    | IOT34[A] | -               | LVCMOS33 | 8     | NONE      | NA        | NONE       | OFF        | NA         | NA              | NA            | 3.3  
74/1     | usb_term_dn_io   | io    | IOT34[B] | -               | LVCMOS33 | 8     | NONE      | NA        | NONE       | OFF        | NA         | NA              | NA            | 3.3  
73/1     | usb_dxp_io       | io    | IOT40[A] | -               | LVCMOS33D | 4     | NONE      | NA        | NA         | NA         | NA         | NA              | NA            | 3.3  
72/1     | usb_dxn_io       | io    | IOT40[B] | -               | LVCMOS33D | 4     | UP        | NA        | NA         | NA         | NA         | NA              | NA            | 3.3  
71/1     | usb_rxdn_i(p)    | in    | IOT44[A] | -               | LVDS25   | NA    | NONE      | NA        | NA         | NA         | NA         | NA              | OFF           | 3.3  
70/1     | usb_rxdn_i(n)    | in    | IOT44[B] | -               | LVDS25   | NA    | NA        | NA        | NA         | NA         | NA         | NA              | OFF           | 3.3  
69/1     | -                | in    | IOT50[A] | -               | LVCMOS33 | NA    | UP        | ON        | NONE       | NA         | NA         | NA              | NA            | 3.3  
---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
25/5     | -                | in    | IOB6[A]  | -               | LVCMOS18 | NA    | UP        | ON        | NONE       | NA         | NA         | NA              | NA            | 1.8  
26/5     | -                | in    | IOB6[B]  | -               | LVCMOS18 | NA    | UP        | ON        | NONE       | NA         | NA         | NA              | NA            | 1.8  
27/5     | -                | in    | IOB8[A]  | -               | LVCMOS18 | NA    | UP        | ON        | NONE       | NA         | NA         | NA              | NA            | 1.8  
28/5     | -                | in    | IOB8[B]  | -               | LVCMOS18 | NA    | UP        | ON        | NONE       | NA         | NA         | NA              | NA            | 1.8  
29/5     | -                | in    | IOB14[A] | -               | LVCMOS18 | NA    | UP        | ON        | NONE       | NA         | NA         | NA              | NA            | 1.8  
30/5     | -                | in    | IOB14[B] | -               | LVCMOS18 | NA    | UP        | ON        | NONE       | NA         | NA         | NA              | NA            | 1.8  
31/5     | -                | in    | IOB18[A] | -               | LVCMOS18 | NA    | UP        | ON        | NONE       | NA         | NA         | NA              | NA            | 1.8  
32/5     | -                | in    | IOB18[B] | -               | LVCMOS18 | NA    | UP        | ON        | NONE       | NA         | NA         | NA              | NA            | 1.8  
33/5     | -                | in    | IOB24[A] | -               | LVCMOS18 | NA    | UP        | ON        | NONE       | NA         | NA         | NA              | NA            | 1.8  
34/5     | -                | in    | IOB24[B] | -               | LVCMOS18 | NA    | UP        | ON        | NONE       | NA         | NA         | NA              | NA            | 1.8  
35/4     | -                | in    | IOB30[A] | GCLKT_4         | LVCMOS18 | NA    | UP        | ON        | NONE       | NA         | NA         | NA              | NA            | 1.8  
36/4     | -                | in    | IOB30[B] | GCLKC_4         | LVCMOS18 | NA    | UP        | ON        | NONE       | NA         | NA         | NA              | NA            | 1.8  
37/4     | -                | in    | IOB34[A] | -               | LVCMOS18 | NA    | UP        | ON        | NONE       | NA         | NA         | NA              | NA            | 1.8  
38/4     | -                | in    | IOB34[B] | -               | LVCMOS18 | NA    | UP        | ON        | NONE       | NA         | NA         | NA              | NA            | 1.8  
39/4     | -                | in    | IOB40[A] | -               | LVCMOS18 | NA    | UP        | ON        | NONE       | NA         | NA         | NA              | NA            | 1.8  
40/4     | -                | in    | IOB40[B] | -               | LVCMOS18 | NA    | UP        | ON        | NONE       | NA         | NA         | NA              | NA            | 1.8  
42/4     | -                | in    | IOB42[B] | -               | LVCMOS18 | NA    | UP        | ON        | NONE       | NA         | NA         | NA              | NA            | 1.8  
41/4     | -                | in    | IOB43[A] | -               | LVCMOS18 | NA    | UP        | ON        | NONE       | NA         | NA         | NA              | NA            | 1.8  
---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
p1-14/7  | -                | in    | IOL3[A]  | -               | LVCMOS18 | -     | UP        | -         | -          | -          | -          | -               | -             | -    
p1-13/7  | -                | in    | IOL3[B]  | -               | LVCMOS18 | -     | UP        | -         | -          | -          | -          | -               | -             | -    
p1-12/7  | -                | in    | IOL4[B]  | -               | LVCMOS18 | -     | UP        | -         | -          | -          | -          | -               | -             | -    
p1-11/7  | -                | in    | IOL6[A]  | -               | LVCMOS18 | -     | UP        | -         | -          | -          | -          | -               | -             | -    
p1-10/7  | -                | in    | IOL6[B]  | -               | LVCMOS18 | -     | UP        | -         | -          | -          | -          | -               | -             | -    
4/7      | -                | in    | IOL7[A]  | LPLL1_T_in      | LVCMOS18 | NA    | UP        | ON        | NONE       | NA         | NA         | NA              | NA            | 1.8  
p1-9/7   | -                | in    | IOL8[A]  | LPLL1_T_fb      | LVCMOS18 | -     | UP        | -         | -          | -          | -          | -               | -             | -    
p1-8/7   | -                | in    | IOL8[B]  | LPLL1_C_fb      | LVCMOS18 | -     | UP        | -         | -          | -          | -          | -               | -             | -    
p1-7/7   | -                | in    | IOL9[A]  | -               | LVCMOS18 | -     | UP        | -         | -          | -          | -          | -               | -             | -    
p1-6/7   | -                | in    | IOL9[B]  | -               | LVCMOS18 | -     | UP        | -         | -          | -          | -          | -               | -             | -    
p1-5/7   | -                | in    | IOL11[A] | -               | LVCMOS18 | -     | UP        | -         | -          | -          | -          | -               | -             | -    
p1-4/7   | -                | in    | IOL12[A] | -               | LVCMOS18 | -     | UP        | -         | -          | -          | -          | -               | -             | -    
p1-3/7   | -                | in    | IOL13[B] | -               | LVCMOS18 | -     | UP        | -         | -          | -          | -          | -               | -             | -    
p1-2/7   | -                | in    | IOL15[A] | -               | LVCMOS18 | -     | UP        | -         | -          | -          | -          | -               | -             | -    
p2-14/7  | -                | in    | IOL17[A] | -               | LVCMOS18 | -     | UP        | -         | -          | -          | -          | -               | -             | -    
p2-13/7  | -                | in    | IOL17[B] | -               | LVCMOS18 | -     | UP        | -         | -          | -          | -          | -               | -             | -    
p2-12/7  | -                | in    | IOL18[A] | -               | LVCMOS18 | -     | UP        | -         | -          | -          | -          | -               | -             | -    
p2-11/7  | -                | in    | IOL18[B] | -               | LVCMOS18 | -     | UP        | -         | -          | -          | -          | -               | -             | -    
p2-10/7  | -                | in    | IOL20[A] | -               | LVCMOS18 | -     | UP        | -         | -          | -          | -          | -               | -             | -    
p2-9/7   | -                | in    | IOL20[B] | -               | LVCMOS18 | -     | UP        | -         | -          | -          | -          | -               | -             | -    
p2-8/7   | -                | in    | IOL22[B] | -               | LVCMOS18 | -     | UP        | -         | -          | -          | -          | -               | -             | -    
p2-7/7   | -                | in    | IOL24[A] | -               | LVCMOS18 | -     | UP        | -         | -          | -          | -          | -               | -             | -    
p2-6/7   | -                | in    | IOL24[B] | -               | LVCMOS18 | -     | UP        | -         | -          | -          | -          | -               | -             | -    
p2-5/7   | -                | in    | IOL25[A] | -               | LVCMOS18 | -     | UP        | -         | -          | -          | -          | -               | -             | -    
p2-4/7   | -                | in    | IOL25[B] | -               | LVCMOS18 | -     | UP        | -         | -          | -          | -          | -               | -             | -    
p2-3/7   | -                | in    | IOL27[A] | GCLKT_7         | LVCMOS18 | -     | UP        | -         | -          | -          | -          | -               | -             | -    
p2-2/7   | -                | in    | IOL27[B] | GCLKC_7         | LVCMOS18 | -     | UP        | -         | -          | -          | -          | -               | -             | -    
10/6     | CLK_IN           | in    | IOL29[A] | GCLKT_6         | LVCMOS33 | NA    | UP        | ON        | NONE       | NA         | NA         | OFF             | NA            | 3.3  
11/6     | -                | in    | IOL29[B] | GCLKC_6         | LVCMOS33 | NA    | UP        | ON        | NONE       | NA         | NA         | NA              | NA            | 3.3  
13/6     | -                | in    | IOL45[A] | LPLL2_T_in      | LVCMOS33 | NA    | UP        | ON        | NONE       | NA         | NA         | NA              | NA            | 3.3  
15/6     | -                | in    | IOL47[A] | LPLL2_T_fb      | LVCMOS33 | NA    | UP        | ON        | NONE       | NA         | NA         | NA              | NA            | 3.3  
16/6     | -                | in    | IOL47[B] | LPLL2_C_fb      | LVCMOS33 | NA    | UP        | ON        | NONE       | NA         | NA         | NA              | NA            | 3.3  
17/6     | -                | in    | IOL49[A] | -               | LVCMOS33 | NA    | UP        | ON        | NONE       | NA         | NA         | NA              | NA            | 3.3  
18/6     | -                | in    | IOL49[B] | -               | LVCMOS33 | NA    | UP        | ON        | NONE       | NA         | NA         | NA              | NA            | 3.3  
19/6     | -                | in    | IOL51[A] | -               | LVCMOS33 | NA    | UP        | ON        | NONE       | NA         | NA         | NA              | NA            | 3.3  
20/6     | -                | in    | IOL51[B] | -               | LVCMOS33 | NA    | UP        | ON        | NONE       | NA         | NA         | NA              | NA            | 3.3  
---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
8/2      | -                | out   | IOR25[A] | TDO             | LVCMOS18 | 8     | UP        | NA        | NA         | OFF        | NA         | NA              | NA            | 1.8  
5/2      | -                | in    | IOR25[B] | TMS             | LVCMOS18 | NA    | UP        | ON        | NONE       | NA         | NA         | NA              | NA            | 1.8  
6/2      | -                | in    | IOR26[A] | TCK             | LVCMOS18 | NA    | UP        | ON        | NONE       | NA         | NA         | NA              | NA            | 1.8  
7/2      | -                | in    | IOR26[B] | TDI             | LVCMOS18 | NA    | UP        | ON        | NONE       | NA         | NA         | NA              | NA            | 1.8  
63/3     | LED              | out   | IOR29[A] | GCLKT_3         | LVCMOS18 | 8     | UP        | NA        | NA         | OFF        | NA         | OFF             | NA            | 1.8  
88/3     | -                | in    | IOR30[A] | MODE0           | LVCMOS18 | NA    | UP        | ON        | NONE       | NA         | NA         | NA              | NA            | 1.8  
87/3     | -                | in    | IOR30[B] | MODE1           | LVCMOS18 | NA    | UP        | ON        | NONE       | NA         | NA         | NA              | NA            | 1.8  
9/3      | -                | in    | IOR31[B] | RECONFIG_N      | LVCMOS18 | NA    | UP        | ON        | NONE       | NA         | NA         | NA              | NA            | 1.8  
62/3     | -                | in    | IOR33[A] | MI/D7           | LVCMOS18 | NA    | UP        | ON        | NONE       | NA         | NA         | NA              | NA            | 1.8  
61/3     | -                | in    | IOR33[B] | MO/D6           | LVCMOS18 | NA    | UP        | ON        | NONE       | NA         | NA         | NA              | NA            | 1.8  
60/3     | -                | in    | IOR34[A] | MCS_N/D5        | LVCMOS18 | NA    | UP        | ON        | NONE       | NA         | NA         | NA              | NA            | 1.8  
59/3     | -                | in    | IOR34[B] | MCLK/D4         | LVCMOS18 | NA    | UP        | ON        | NONE       | NA         | NA         | NA              | NA            | 1.8  
57/3     | -                | in    | IOR35[A] | FASTRD_N/D3     | LVCMOS18 | NA    | UP        | ON        | NONE       | NA         | NA         | NA              | NA            | 1.8  
56/3     | -                | in    | IOR36[A] | SO/D1           | LVCMOS18 | NA    | UP        | ON        | NONE       | NA         | NA         | NA              | NA            | 1.8  
55/3     | -                | in    | IOR36[B] | SSPI_CS_N/D0    | LVCMOS18 | NA    | UP        | ON        | NONE       | NA         | NA         | NA              | NA            | 1.8  
54/3     | -                | in    | IOR38[A] | DIN/CLKHOLD_N   | LVCMOS18 | NA    | UP        | ON        | NONE       | NA         | NA         | NA              | NA            | 1.8  
53/3     | -                | in    | IOR38[B] | DOUT/WE_N       | LVCMOS18 | NA    | UP        | ON        | NONE       | NA         | NA         | NA              | NA            | 1.8  
52/3     | -                | in    | IOR39[A] | SCLK            | LVCMOS18 | NA    | UP        | ON        | NONE       | NA         | NA         | NA              | NA            | 1.8  
51/3     | -                | in    | IOR45[A] | RPLL2_T_in      | LVCMOS18 | NA    | UP        | ON        | NONE       | NA         | NA         | NA              | NA            | 1.8  
49/3     | -                | in    | IOR49[A] | -               | LVCMOS18 | NA    | UP        | ON        | NONE       | NA         | NA         | NA              | NA            | 1.8  
48/3     | -                | in    | IOR49[B] | -               | LVCMOS18 | NA    | UP        | ON        | NONE       | NA         | NA         | NA              | NA            | 1.8  
---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
=============================================================================================================================================================================================


