[add] 瑞萨RA6M4开发板对SEGGER-RTT作为console的使用文档 (#6512)

* [add] 新增README文档说明

瑞萨RA6M4开发板对segger_rtt使用通知

* Update README.md

Co-authored-by: Man, Jianting (Meco) <920369182@qq.com>
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Yifang 2022-10-13 06:40:34 +08:00 committed by GitHub
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@ -174,6 +174,14 @@ void hal_entry(void)
3. 输入`pkgs --update`命令更新软件包。
4. 输入`scons --target=mdk5` 命令重新生成工程。
**SEGGER_RTT使用**
由于瑞萨RA6M4的串口使用需要使用USB转TTL工具使用起来十分不方便RT-Thread提供的[RTTHREAD_SEGGER_TOOL软件包](https://github.com/supperthomas/RTTHREAD_SEGGER_TOOL)可以将J-Link作为RT-Thread的console口来使用用户在`RT-Thread Settings->硬件->板载设备驱动`下使能SEGGER-RTT即可,如下
![jlink-rtt](docs/picture/jlink-rtt.png)
选中之后就能使用J-Link作为RT-Thread的console来使用了
## FAQ

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@ -9,7 +9,7 @@ menu "Hardware Drivers Config"
menu "Onboard Peripheral Drivers"
config BSP_USING_SEGGER_RTT_CONSOLE
bool "Enable SEGGER_RTT to console"
bool "Enable SEGGER-RTT for console"
select PKG_USING_SEGGER_RTT
default n

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