feat: 🎨 更新readme
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README.md
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README.md
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# msg_udp_ctrl
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````angular2html
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msg_udp_ctrl/
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├── Makefile
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├── inc/
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│ └── XXX.h
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│ └── udp.ctrl.h
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└── src/
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├── main.c
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└── XXX.c
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````
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└── udp.ctrl.c
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└── build/
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├── obj
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└── msg_udp_ctrl.out
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````
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---
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### 编译:
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1. 确保交叉编译工具链路径正确
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2. 确保源码放在src目录,头文件放在inc目录
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3. 命令行执行:
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`make # 编译`
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`make clean # 清理`
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编译输出文件在build下:`msg_udp_ctrl.out`
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---
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### 交叉编译工具默认路径:
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```angular2html
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TOOLCHAIN_DIR ?= /home/qieyuan/bupt_project/gcc-linaro-7.5.0-2019.12-x86_64_aarch64-linux-gnu
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```
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---
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### msg_udp_ctrl.out
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此程序启动一个udp传输,首先会向上位机发送一个 `reday` ,上位机收到后,向客户端发送一个 `OK` (GUI界面中是以按钮的形式点击),然后客户端就会将一个固定值写入 `DDR 0x82000000` 中,用来启动 UCP4008 和 RK3588 的后续任务。
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