初始化：实验三

homework2/src/test4.c

@@ -4,17 +4,19 @@
 #include "homework2.h"
 void main()
 {
-    ENLED = 0;
+    ENLED = 0;      // 使能LED模块（低电平有效）
-    ADDR3 = 1;
+    ADDR3 = 1;      // 设置74HC138译码器地址位
-    ADDR2 = 1;
+    ADDR2 = 1;      // 138译码器输入地址位2
-    ADDR1 = 1;
+    ADDR1 = 1;      // 138译码器输入地址位1
-    ADDR0 = 0;
+    ADDR0 = 0;      // 138译码器输入地址位0（组合地址0111选择LEDS6组）
+    
     while (1) {
-        D1 = 0;
+        D1 = 0;     // 点亮D1 LED（低电平点亮）
-        D2 = 1;
+        D2 = 1;     // 熄灭D2 LED
-        Delay(100000);
+        Delay(100000);  // 保持当前状态约100ms
-        D1 = 1;
+        
-        D2 = 0;
+        D1 = 1;     // 熄灭D1 LED
-        Delay(100000);
+        D2 = 0;     // 点亮D2 LED
+        Delay(100000);  // 保持当前状态约100ms
     }
 }

homework3/.clang-format

@@ -0,0 +1,38 @@
+---
+BasedOnStyle: Microsoft
+Language: Cpp
+
+###################################
+#          indent conf
+###################################
+
+UseTab: Never
+IndentWidth: 4
+TabWidth: 4
+ColumnLimit: 0
+AccessModifierOffset: -4
+NamespaceIndentation: All
+FixNamespaceComments: false
+BreakBeforeBraces: Linux
+
+###################################
+#          other styles
+###################################
+
+# 
+# for more conf, you can ref: https://clang.llvm.org/docs/ClangFormatStyleOptions.html
+#
+
+AllowShortIfStatementsOnASingleLine: true
+
+AllowShortLoopsOnASingleLine: true
+
+AllowShortBlocksOnASingleLine: true
+
+IndentCaseLabels: true
+
+SortIncludes: false
+
+AlignConsecutiveMacros: AcrossEmptyLines
+
+AlignConsecutiveAssignments: Consecutive

homework3/.eide/eide.json

@@ -0,0 +1,80 @@
+{
+  "name": "homework3",
+  "type": "C51",
+  "dependenceList": [],
+  "srcDirs": [
+    "src"
+  ],
+  "virtualFolder": {
+    "name": "<virtual_root>",
+    "files": [],
+    "folders": []
+  },
+  "outDir": "build",
+  "deviceName": null,
+  "packDir": null,
+  "miscInfo": {
+    "uid": "80551480bccf7f03745c8c0c32115131"
+  },
+  "targets": {
+    "Debug": {
+      "excludeList": [],
+      "toolchain": "Keil_C51",
+      "compileConfig": {
+        "options": "null"
+      },
+      "uploader": "Custom",
+      "uploadConfig": {
+        "bin": "",
+        "commandLine": "",
+        "eraseChipCommand": ""
+      },
+      "uploadConfigMap": {},
+      "custom_dep": {
+        "name": "default",
+        "incList": [],
+        "libList": [],
+        "defineList": []
+      },
+      "builderOptions": {
+        "SDCC": {
+          "version": 3,
+          "beforeBuildTasks": [],
+          "afterBuildTasks": [],
+          "global": {
+            "device": "mcs51",
+            "optimize-type": "speed",
+            "use-non-free": false
+          },
+          "c/cpp-compiler": {
+            "language-c": "c99"
+          },
+          "asm-compiler": {},
+          "linker": {
+            "$mainFileName": "main",
+            "output-format": "hex"
+          }
+        },
+        "Keil_C51": {
+          "version": 2,
+          "beforeBuildTasks": [],
+          "afterBuildTasks": [],
+          "global": {
+            "ram-mode": "SMALL",
+            "rom-mode": "LARGE"
+          },
+          "c/cpp-compiler": {
+            "optimization-type": "SPEED",
+            "optimization-level": "level-8"
+          },
+          "asm-compiler": {},
+          "linker": {
+            "remove-unused": true,
+            "output-format": "elf"
+          }
+        }
+      }
+    }
+  },
+  "version": "3.5"
+}

homework3/.eide/files.options.yml

@@ -0,0 +1,20 @@
+##########################################################################################
+#                        Append Compiler Options For Source Files
+##########################################################################################
+
+# syntax:
+#   <your pattern>: <compiler options>
+# For get pattern syntax, please refer to: https://www.npmjs.com/package/micromatch
+#
+# examples:
+#   'main.cpp':           --cpp11 -Og ...
+#   'src/*.c':            -gnu -O2 ...
+#   'src/lib/**/*.cpp':   --cpp11 -Os ...
+#   '!Application/*.c':   -O0
+#   '**/*.c':             -O2 -gnu ...
+
+version: "2.0"
+options:
+    Debug:
+        files: {}
+        virtualPathFiles: {}

homework3/.gitignore

@@ -0,0 +1,15 @@
+# dot files
+/.vscode/launch.json
+/.settings
+/.eide/log
+/.eide.usr.ctx.json
+
+# project out
+/build
+/bin
+/obj
+/out
+
+# eide template
+*.ept
+*.eide-template

homework3/.vscode/settings.json

@@ -0,0 +1 @@
+{}

homework3/.vscode/tasks.json

@@ -0,0 +1,40 @@
+{
+    "version": "2.0.0",
+    "tasks": [
+        {
+            "label": "build",
+            "type": "shell",
+            "command": "${command:eide.project.build}",
+            "group": "build",
+            "problemMatcher": []
+        },
+        {
+            "label": "flash",
+            "type": "shell",
+            "command": "${command:eide.project.uploadToDevice}",
+            "group": "build",
+            "problemMatcher": []
+        },
+        {
+            "label": "build and flash",
+            "type": "shell",
+            "command": "${command:eide.project.buildAndFlash}",
+            "group": "build",
+            "problemMatcher": []
+        },
+        {
+            "label": "rebuild",
+            "type": "shell",
+            "command": "${command:eide.project.rebuild}",
+            "group": "build",
+            "problemMatcher": []
+        },
+        {
+            "label": "clean",
+            "type": "shell",
+            "command": "${command:eide.project.clean}",
+            "group": "build",
+            "problemMatcher": []
+        }
+    ]
+}

homework3/homework3.code-workspace

@@ -0,0 +1,44 @@
+{
+    "folders": [
+        {
+            "path": "."
+        }
+    ],
+    "settings": {
+        "files.autoGuessEncoding": true,
+        "C_Cpp.default.configurationProvider": "cl.eide",
+        "C_Cpp.errorSquiggles": "disabled",
+        "files.associations": {
+            ".eideignore": "ignore",
+            "*.a51": "a51",
+            "*.h": "c",
+            "*.c": "c",
+            "*.hxx": "cpp",
+            "*.hpp": "cpp",
+            "*.c++": "cpp",
+            "*.cpp": "cpp",
+            "*.cxx": "cpp",
+            "*.cc": "cpp"
+        },
+        "[yaml]": {
+            "editor.insertSpaces": true,
+            "editor.tabSize": 4,
+            "editor.autoIndent": "advanced"
+        }
+    },
+    "extensions": {
+        "recommendations": [
+            "cl.eide",
+            "keroc.hex-fmt",
+            "xiaoyongdong.srecord",
+            "hars.cppsnippets",
+            "zixuanwang.linkerscript",
+            "redhat.vscode-yaml",
+            "IBM.output-colorizer",
+            "cschlosser.doxdocgen",
+            "ms-vscode.vscode-serial-monitor",
+            "alefragnani.project-manager",
+            "cl.stm8-debug"
+        ]
+    }
+}