diff --git a/AT32F425/DAPLink.uvprojx b/AT32F425/DAPLink.uvprojx
index 598850f..e7bf58d 100644
--- a/AT32F425/DAPLink.uvprojx
+++ b/AT32F425/DAPLink.uvprojx
@@ -336,7 +336,7 @@
             <v6Rtti>0</v6Rtti>
             <VariousControls>
               <MiscControls></MiscControls>
-              <Define>AT32F425F8P7,USE_STDPERIPH_DRIVER, DAP_FW_V1</Define>
+              <Define>AT32F425F8P7,USE_STDPERIPH_DRIVER,</Define>
               <Undefine></Undefine>
               <IncludePath>.\src;.\src\CSL\CMSIS\core_support;.\src\CSL\CMSIS\device_support;.\src\CSL\AT32F425_StdPeriph_Driver;.\src\CSL\AT32F425_USB_Lib;..\DAP\Include</IncludePath>
             </VariousControls>
diff --git a/CH32V203/.cproject b/CH32V203/.cproject
index 7776c8b..ba04072 100644
--- a/CH32V203/.cproject
+++ b/CH32V203/.cproject
@@ -65,9 +65,7 @@
 									<listOptionValue builtIn="false" value="&quot;${workspace_loc:/${ProjName}/DAP/Include}&quot;"/>
 								</option>
 								<option id="ilg.gnumcueclipse.managedbuild.cross.riscv.option.c.compiler.std.2020844713" name="Language standard" superClass="ilg.gnumcueclipse.managedbuild.cross.riscv.option.c.compiler.std" useByScannerDiscovery="true" value="ilg.gnumcueclipse.managedbuild.cross.riscv.option.c.compiler.std.gnu99" valueType="enumerated"/>
-								<option IS_BUILTIN_EMPTY="false" IS_VALUE_EMPTY="false" id="ilg.gnumcueclipse.managedbuild.cross.riscv.option.c.compiler.defs.177116515" name="Defined symbols (-D)" superClass="ilg.gnumcueclipse.managedbuild.cross.riscv.option.c.compiler.defs" useByScannerDiscovery="true" valueType="definedSymbols">
-									<listOptionValue builtIn="false" value="DAP_FW_V1"/>
-								</option>
+								<option IS_BUILTIN_EMPTY="false" IS_VALUE_EMPTY="true" id="ilg.gnumcueclipse.managedbuild.cross.riscv.option.c.compiler.defs.177116515" name="Defined symbols (-D)" superClass="ilg.gnumcueclipse.managedbuild.cross.riscv.option.c.compiler.defs" useByScannerDiscovery="true" valueType="definedSymbols"/>
 								<inputType id="ilg.gnumcueclipse.managedbuild.cross.riscv.tool.c.compiler.input.2036806839" superClass="ilg.gnumcueclipse.managedbuild.cross.riscv.tool.c.compiler.input"/>
 							</tool>
 							<tool id="ilg.gnumcueclipse.managedbuild.cross.riscv.tool.cpp.compiler.1610882921" name="GNU RISC-V Cross C++ Compiler" superClass="ilg.gnumcueclipse.managedbuild.cross.riscv.tool.cpp.compiler"/>
@@ -116,7 +114,7 @@
 						</toolChain>
 					</folderInfo>
 					<sourceEntries>
-						<entry excluding="DAP|src/Startup/startup_ch32v20x_D8W.S|src/Startup/startup_ch32v20x_D8.S|" flags="VALUE_WORKSPACE_PATH|RESOLVED" kind="sourcePath" name=""/>
+						<entry excluding="DAP|src/Startup/startup_ch32v20x_D8W.S|src/Startup/startup_ch32v20x_D8.S" flags="VALUE_WORKSPACE_PATH|RESOLVED" kind="sourcePath" name=""/>
 						<entry flags="VALUE_WORKSPACE_PATH|RESOLVED" kind="sourcePath" name="DAP"/>
 					</sourceEntries>
 				</configuration>
diff --git a/README.md b/README.md
index 74ca28b..d627da8 100644
--- a/README.md
+++ b/README.md
@@ -56,3 +56,19 @@ DAPLink (CMSIS-DAP) based on WCH CH32V305 (High Speed USB with on-chip PHY), sup
 | JTAG_TDO | PB.14 |
 
 Sch & PCB: [https://oshwhub.com/xivn1987/DAPLink-HS](https://oshwhub.com/xivn1987/DAPLink-HS)
+
+## Speed Test
+**test command**
+``` shell
+pyocd erase -t stm32f411ce -f 5mhz --chip
+pyocd flash -t stm32f411ce -f 5mhz random_512k.bin
+```
+
+**test result**
+| probe           | pyocd print                                                                                                   |
+| ----            | ----                                                                                                          |
+| AT32F425 HID    | Erased 524288 bytes (8 sectors), programmed 524288 bytes (512 pages), skipped 0 bytes (0 pages) at 17.24 kB/s |
+| AT32F425 WINUSB | Erased 524288 bytes (8 sectors), programmed 524288 bytes (512 pages), skipped 0 bytes (0 pages) at 38.34 kB/s |
+| CH32V203 HID    | Erased 524288 bytes (8 sectors), programmed 524288 bytes (512 pages), skipped 0 bytes (0 pages) at 17.26 kB/s |
+| CH32V203 WINUSB | Erased 524288 bytes (8 sectors), programmed 524288 bytes (512 pages), skipped 0 bytes (0 pages) at 38.16 kB/s |
+| CH32V305 HID    | Erased 524288 bytes (8 sectors), programmed 524288 bytes (512 pages), skipped 0 bytes (0 pages) at 35.44 kB/s |