add bin export

README.md

@@ -8,6 +8,9 @@ Arduino core for Maix Board (K210)
 
 Docs: [maixduino.sipeed.com](https://maixduino.sipeed.com/)
 
+## Install
+
+Refer install doc: [Install](https://maixduino.sipeed.com/en/get_started/install.html)
 
 
 ## Other SDK

platform.txt

@@ -84,6 +84,9 @@ recipe.objcopy.hex.pattern="{compiler.path}{compiler.elf2hex.cmd}" {compiler.elf
 recipe.size.pattern="{compiler.path}{compiler.size.cmd}" -B "{build.path}/{build.project_name}.elf"
 recipe.size.regex=\s*[0-9]+\s+[0-9]+\s+[0-9]+\s+([0-9]+).*
 
+## Save hex
+recipe.output.tmp_file={build.project_name}.bin
+recipe.output.save_file={build.project_name}.{build.variant}.bin
 
 # Uploader tools
 # -------------------
@@ -91,7 +94,7 @@ recipe.size.regex=\s*[0-9]+\s+[0-9]+\s+[0-9]+\s+([0-9]+).*
 tools.kflash.path={runtime.tools.kflash.path}/
 tools.kflash.cmd=python3 {runtime.tools.kflash.path}/kflash.py
 tools.kflash.cmd.windows={runtime.tools.kflash.path}/kflash_py
-tools.kflash.program.pattern={cmd} -p {serial.port} -b {build.burn_baudrate} -B {build.burn_tool_firmware} {build.path}/{build.project_name}.bin
+tools.kflash.program.pattern={cmd} -n -p {serial.port} -b {build.burn_baudrate} -B {build.burn_tool_firmware} {build.path}/{build.project_name}.bin
 tools.kflash.program.pattern.windows="{cmd}" -n -p {serial.port} -b {build.burn_baudrate} -B {build.burn_tool_firmware} {build.path}/{build.project_name}.bin