add: 逻辑分析仪可设置采样频率

src/components/LogicAnalyzer/LogicAnalyzerManager.ts

@@ -10,6 +10,7 @@ import {
   SignalTriggerConfig,
   SignalValue,
   AnalyzerChannelDiv,
+  AnalyzerClockDiv,
 } from "@/APIClient";
 import { AuthManager } from "@/utils/AuthManager";
 import { useAlertStore } from "@/components/Alert";
@@ -30,16 +31,8 @@ export type Channel = {
 
 // 全局模式选项
 const globalModes = [
-  {
-    value: GlobalCaptureMode.AND,
-    label: "AND",
-    description: "所有条件都满足时触发",
-  },
-  {
-    value: GlobalCaptureMode.OR,
-    label: "OR",
-    description: "任一条件满足时触发",
-  },
+  {value: GlobalCaptureMode.AND,label: "AND",description: "所有条件都满足时触发",},
+  {value: GlobalCaptureMode.OR,label: "OR",description: "任一条件满足时触发",},
   { value: GlobalCaptureMode.NAND, label: "NAND", description: "AND的非" },
   { value: GlobalCaptureMode.NOR, label: "NOR", description: "OR的非" },
 ];
@@ -76,12 +69,23 @@ const channelDivOptions = [
   { value: 32, label: "32通道", description: "启用32个通道 (CH0-CH31)" },
 ];
 
+const ClockDivOptions = [
+  { value: AnalyzerClockDiv.DIV1, label: "120MHz", description: "采样频率120MHz" },
+  { value: AnalyzerClockDiv.DIV2, label: "60MHz", description: "采样频率60MHz" },
+  { value: AnalyzerClockDiv.DIV4, label: "30MHz", description: "采样频率30MHz" },
+  { value: AnalyzerClockDiv.DIV8, label: "15MHz", description: "采样频率15MHz" },
+  { value: AnalyzerClockDiv.DIV16, label: "7.5MHz", description: "采样频率7.5MHz" },
+  { value: AnalyzerClockDiv.DIV32, label: "3.75MHz", description: "采样频率3.75MHz" },
+  { value: AnalyzerClockDiv.DIV64, label: "1.875MHz", description: "采样频率1.875MHz" },
+  { value: AnalyzerClockDiv.DIV128, label: "937.5KHz", description: "采样频率937.5KHz" },
+];
+
 // 捕获深度限制常量
 const CAPTURE_LENGTH_MIN = 1024; // 最小捕获深度 1024
 const CAPTURE_LENGTH_MAX = 0x10000000 - 0x01000000; // 最大捕获深度
 
 // 预捕获深度限制常量  
-const PRE_CAPTURE_LENGTH_MIN = 0; // 最小预捕获深度 0
+const PRE_CAPTURE_LENGTH_MIN = 2; // 最小预捕获深度 2
 
 // 默认颜色数组
 const defaultColors = [
@@ -95,9 +99,8 @@ const defaultColors = [
   "#8C33FF",
 ];
 
-// 添加逻辑分析仪频率常量
-const LOGIC_ANALYZER_FREQUENCY = 125_000_000; // 125MHz
-const SAMPLE_PERIOD_NS = 1_000_000_000 / LOGIC_ANALYZER_FREQUENCY; // 采样周期，单位：纳秒
+// 添加逻辑分析仪基础频率常量
+const BASE_LOGIC_ANALYZER_FREQUENCY = 120_000_000; // 120MHz基础频率
 
 const [useProvideLogicAnalyzer, useLogicAnalyzerState] = createInjectionState(
   () => {
@@ -112,6 +115,7 @@ const [useProvideLogicAnalyzer, useLogicAnalyzerState] = createInjectionState(
     const currentChannelDiv = ref<number>(8); // 默认启用8个通道
     const captureLength = ref<number>(CAPTURE_LENGTH_MIN); // 捕获深度，默认为最小值
     const preCaptureLength = ref<number>(PRE_CAPTURE_LENGTH_MIN); // 预捕获深度，默认0
+    const currentclockDiv = ref<AnalyzerClockDiv>(AnalyzerClockDiv.DIV1); // 默认时钟分频为1
     const isApplying = ref(false);
     const isCapturing = ref(false); // 添加捕获状态标识
 
@@ -152,6 +156,17 @@ const [useProvideLogicAnalyzer, useLogicAnalyzerState] = createInjectionState(
       channels.filter((channel) => channel.enabled),
     );
 
+    // 计算属性：根据当前时钟分频获取实际采样频率
+    const currentSampleFrequency = computed(() => {
+      const divValue = Math.pow(2, currentclockDiv.value);
+      return BASE_LOGIC_ANALYZER_FREQUENCY / divValue;
+    });
+
+    // 计算属性：获取当前采样周期（纳秒）
+    const currentSamplePeriodNs = computed(() => {
+      return 1_000_000_000 / currentSampleFrequency.value;
+    });
+
     // 转换通道数字到枚举值
     const getChannelDivEnum = (channelCount: number): AnalyzerChannelDiv => {
       switch (channelCount) {
@@ -252,9 +267,16 @@ const [useProvideLogicAnalyzer, useLogicAnalyzerState] = createInjectionState(
       alert?.info(`全局触发模式已设置为 ${modeOption?.label}`, 2000);
     };
 
+    const setClockDiv = (mode: AnalyzerClockDiv) => {
+      currentclockDiv.value = mode;
+      const modeOption = ClockDivOptions.find((m) => m.value === mode);
+      alert?.info(`时钟分频已设置为 ${modeOption?.label}`, 2000);
+    };
+
     const resetConfiguration = () => {
       currentGlobalMode.value = GlobalCaptureMode.AND;
       currentChannelDiv.value = 8; // 重置为默认的8通道
+      currentclockDiv.value = AnalyzerClockDiv.DIV1; // 重置为默认采样频率
       setChannelDiv(8); // 重置为默认的8通道
 
       signalConfigs.forEach((signal) => {
@@ -285,7 +307,7 @@ const [useProvideLogicAnalyzer, useLogicAnalyzerState] = createInjectionState(
 
         // 根据当前通道数量解析数据
         const channelCount = currentChannelDiv.value;
-        const timeStepNs = SAMPLE_PERIOD_NS;
+        const timeStepNs = currentSamplePeriodNs.value;
         
         let sampleCount: number;
         let x: number[];
@@ -528,6 +550,7 @@ const [useProvideLogicAnalyzer, useLogicAnalyzerState] = createInjectionState(
           channelDiv: getChannelDivEnum(currentChannelDiv.value),
           captureLength: captureLength.value,
           preCaptureLength: preCaptureLength.value,
+          clockDiv: currentclockDiv.value,
           signalConfigs: allSignals,
         });
 
@@ -666,13 +689,13 @@ const [useProvideLogicAnalyzer, useLogicAnalyzerState] = createInjectionState(
 
     // 添加生成测试数据的方法
     const generateTestData = () => {
-      const sampleRate = LOGIC_ANALYZER_FREQUENCY; // 使用实际的逻辑分析仪频率
+      const sampleRate = currentSampleFrequency.value; // 使用当前设置的采样频率
       const duration = 0.001; // 1ms的数据
       const points = Math.floor(sampleRate * duration);
 
       const x = Array.from(
         { length: points },
-        (_, i) => (i * SAMPLE_PERIOD_NS) / 1000, // 时间轴，单位：微秒
+        (_, i) => (i * currentSamplePeriodNs.value) / 1000, // 时间轴，单位：微秒
       );
 
       // Generate 8 channels with different digital patterns
@@ -745,6 +768,7 @@ const [useProvideLogicAnalyzer, useLogicAnalyzerState] = createInjectionState(
       currentChannelDiv, // 导出当前通道组状态
       captureLength, // 导出捕获深度
       preCaptureLength, // 导出预捕获深度
+      currentclockDiv, // 导出当前采样频率状态
       isApplying,
       isCapturing, // 导出捕获状态
       isOperationInProgress, // 导出操作进行状态
@@ -753,12 +777,15 @@ const [useProvideLogicAnalyzer, useLogicAnalyzerState] = createInjectionState(
       enabledChannelCount,
       channelNames,
       enabledChannels,
+      currentSampleFrequency, // 导出当前采样频率
+      currentSamplePeriodNs, // 导出当前采样周期
 
       // 选项数据
       globalModes,
       operators,
       signalValues,
       channelDivOptions, // 导出通道组选项
+      ClockDivOptions, // 导出采样频率选项
 
       // 捕获深度常量和验证
       CAPTURE_LENGTH_MIN,
@@ -772,6 +799,7 @@ const [useProvideLogicAnalyzer, useLogicAnalyzerState] = createInjectionState(
       // 触发设置方法
       setChannelDiv, // 导出设置通道组方法
       setGlobalMode,
+      setClockDiv, // 导出设置采样频率方法
       resetConfiguration,
       setLogicData,
       startCapture,