diff --git a/src/components/Oscilloscope/WaveformDisplay.vue b/src/components/Oscilloscope/WaveformDisplay.vue
index 4841334..8098cd2 100644
--- a/src/components/Oscilloscope/WaveformDisplay.vue
+++ b/src/components/Oscilloscope/WaveformDisplay.vue
@@ -14,6 +14,7 @@
 import { computed, withDefaults } from "vue";
 import { forEach } from "lodash";
 import VChart from "vue-echarts";
+import { type WaveformDataType } from "./index";
 
 // Echarts
 import { use } from "echarts/core";
@@ -61,15 +62,14 @@ type EChartsOption = ComposeOption<
 
 const props = withDefaults(
   defineProps<{
-    data?: {
-      x: number[];
-      y: number[][];
-    };
+    data?: WaveformDataType;
   }>(),
   {
     data: () => ({
       x: [],
       y: [],
+      xUnit: "s",
+      yUnit: "V",
     }),
   },
 );
@@ -114,9 +114,9 @@ const option = computed((): EChartsOption => {
     tooltip: {
       trigger: "axis",
       formatter: (params: any) => {
-        let result = `时间: ${params[0].data[0].toFixed(2)} ms<br/>`;
+        let result = `时间: ${params[0].data[0].toFixed(2)} ${props.data.xUnit}<br/>`;
         params.forEach((param: any) => {
-          result += `${param.seriesName}: ${param.data[1].toFixed(3)} V<br/>`;
+          result += `${param.seriesName}: ${param.data[1].toFixed(3)} ${props.data.yUnit}<br/>`;
         });
         return result;
       },
@@ -144,7 +144,7 @@ const option = computed((): EChartsOption => {
     ],
     xAxis: {
       type: "value",
-      name: "时间 (ms)",
+      name: `时间 (${props.data.xUnit})`,
       nameLocation: "middle",
       nameGap: 30,
       axisLine: {
@@ -153,10 +153,13 @@ const option = computed((): EChartsOption => {
       axisTick: {
         show: true,
       },
+      splitLine: {
+        show: false,
+      },
     },
     yAxis: {
       type: "value",
-      name: "电压 (V)",
+      name: `电压 (${props.data.yUnit})`,
       nameLocation: "middle",
       nameGap: 40,
       axisLine: {
@@ -165,6 +168,9 @@ const option = computed((): EChartsOption => {
       axisTick: {
         show: true,
       },
+      splitLine: {
+        show: false,
+      },
     },
     series: series,
   };
diff --git a/src/components/Oscilloscope/index.ts b/src/components/Oscilloscope/index.ts
index a06dd05..8f1e1bc 100644
--- a/src/components/Oscilloscope/index.ts
+++ b/src/components/Oscilloscope/index.ts
@@ -1,26 +1,42 @@
 import WaveformDisplay from "./WaveformDisplay.vue";
 
-// Test data generator
-const generateTestData = () => {
-    const sampleRate = 1000; // 1kHz
-    const duration = 0.1; // 10ms
-    const points = Math.floor(sampleRate * duration);
-    
-    const x = Array.from({ length: points }, (_, i) => i / sampleRate * 1000); // time in ms
-    
-    // Generate multiple channels with different waveforms
-    const y = [
-        // Channel 1: Sine wave 50Hz
-        Array.from({ length: points }, (_, i) => Math.sin(2 * Math.PI * 50 * i / sampleRate) * 3.3),
-        // Channel 2: Square wave 25Hz
-        Array.from({ length: points }, (_, i) => Math.sign(Math.sin(2 * Math.PI * 25 * i / sampleRate)) * 5),
-        // Channel 3: Sawtooth wave 33Hz
-        Array.from({ length: points }, (_, i) => (2 * ((33 * i / sampleRate) % 1) - 1) * 2.5),
-        // Channel 4: Noise + DC offset
-        Array.from({ length: points }, () => Math.random() * 0.5 + 1.5)
-    ];
-    
-    return { x, y };
+type WaveformDataType = {
+  x: number[];
+  y: number[][];
+  xUnit: "s" | "ms" | "us";
+  yUnit: "V" | "mV" | "uV";
 };
 
-export { WaveformDisplay, generateTestData };
+// Test data generator
+function generateTestData(): WaveformDataType {
+  const sampleRate = 1000; // 1kHz
+  const duration = 0.1; // 10ms
+  const points = Math.floor(sampleRate * duration);
+
+  const x = Array.from({ length: points }, (_, i) => (i / sampleRate) * 1000); // time in ms
+
+  // Generate multiple channels with different waveforms
+  const y = [
+    // Channel 1: Sine wave 50Hz
+    Array.from(
+      { length: points },
+      (_, i) => Math.sin((2 * Math.PI * 50 * i) / sampleRate) * 3.3,
+    ),
+    // Channel 2: Square wave 25Hz
+    Array.from(
+      { length: points },
+      (_, i) => Math.sign(Math.sin((2 * Math.PI * 25 * i) / sampleRate)) * 5,
+    ),
+    // Channel 3: Sawtooth wave 33Hz
+    Array.from(
+      { length: points },
+      (_, i) => (2 * (((33 * i) / sampleRate) % 1) - 1) * 2.5,
+    ),
+    // Channel 4: Noise + DC offset
+    Array.from({ length: points }, () => Math.random() * 0.5 + 1.5),
+  ];
+
+  return { x, y, xUnit: "ms", yUnit: "V" };
+}
+
+export { WaveformDisplay, generateTestData , type WaveformDataType };