diff --git a/demo/oled/test.c b/demo/oled/test.c
index 36b1f05..e108cd0 100644
--- a/demo/oled/test.c
+++ b/demo/oled/test.c
@@ -23,7 +23,7 @@ void Refresh_Call(OLED_T *dev) {
 uint8_t oledbuf[8][128] = {0};
 
 void Test_OLED() {
-    SIM_OLED_INIT(0xFFFFFF, 0x0, 10, true);
+    SIM_OLED_INIT(128, 64, 0xFFFFFF, 0x0, 10, 1);
     OLED_T oled = {
             .height=64,
             .width=128,
diff --git a/sim/oled/oled.cpp b/sim/oled/oled.cpp
index 60524af..a06fe73 100644
--- a/sim/oled/oled.cpp
+++ b/sim/oled/oled.cpp
@@ -3,10 +3,12 @@
 #include <conio.h>
 
 static uint32_t pixelColor, backgroundColor;
-static int scaleFactor;
-static bool border;
+static int scaleFactor, w, h;
+uint8_t border;
 
-void SIM_OLED_INIT(uint32_t pixcolor, uint32_t backcolor, int scale, bool b) {
+void SIM_OLED_INIT(int width, int height, uint32_t pixcolor, uint32_t backcolor, int scale, uint8_t b) {
+    w = width * scale;
+    h = height * scale;
     pixelColor = pixcolor;
     backgroundColor = backcolor;
     scaleFactor = scale;
@@ -14,10 +16,10 @@ void SIM_OLED_INIT(uint32_t pixcolor, uint32_t backcolor, int scale, bool b) {
 }
 
 void SIM_OLED_START() {
-    initgraph(WIDTH, HEIGHT);
-    setbkcolor(backgroundColor); // 设置背景色为黑色
+    initgraph(w, h);
+    setbkcolor(backgroundColor);
     setfillcolor(pixelColor);
-    cleardevice(); // 清空屏幕
+    cleardevice();
 }
 
 void SIM_OLED_STOP() {
@@ -25,13 +27,11 @@ void SIM_OLED_STOP() {
     closegraph();
 }
 
-void drawOledPixel(int oledX, int oledY, int blockSize) {
-    int startX = oledX * blockSize;
-    int startY = oledY * blockSize;
-    if (border)
-        fillrectangle(startX, startY, startX + blockSize, startY + blockSize);
-    if (!border)
-        solidrectangle(startX, startY, startX + blockSize, startY + blockSize);
+void drawOledPixel(int oledX, int oledY) {
+    int startX = oledX * scaleFactor;
+    int startY = oledY * scaleFactor;
+    if (border) fillrectangle(startX + 1, startY + 1, startX + scaleFactor - 1, startY + scaleFactor - 1);
+    else solidrectangle(startX, startY, startX + scaleFactor, startY + scaleFactor);
 }
 
 #define    GET_BIT(x, bit)    ((x & (1 << bit)) >> bit)
@@ -44,7 +44,7 @@ void SIM_OLED_DrawFromBuffer(uint8_t *buf, uint8_t width, uint8_t height) {
             for (int i = 0; i < 8; i++) {
                 uint8_t bit = GET_BIT(byteData, i);
                 if (bit)
-                    drawOledPixel(x, y * 8 + (i), scaleFactor); // 这里假设 OLED 像素点大小为一个bit，对应的 EasyX 像素块大小为 10x10
+                    drawOledPixel(x, y * 8 + (i));
             }
         }
     }
diff --git a/sim/oled/sim_oled.h b/sim/oled/sim_oled.h
index e01cb16..1cfeda1 100644
--- a/sim/oled/sim_oled.h
+++ b/sim/oled/sim_oled.h
@@ -11,14 +11,16 @@ extern "C" {
 
 /**
  * @brief   初始化模拟 OLED 显示
+ * @param   width: [输入] 显示宽度
+ * @param   height: [输入] 显示高度
  * @param   pixcolor: [输入] 像素颜色
  * @param   backcolor: [输入] 背景颜色
  * @param   scale: [输入] 显示缩放比例
- * @param   border: [输入] 是否显示边框
+ * @param   b: [输入] 是否显示边框
  * @return  void
- * @example SIM_OLED_INIT(0xFFFF00, 0x000000, 2, true);
+ * @example SIM_OLED_INIT(128, 64, 0xFFFF00, 0x000000, 10, 1);
  **/
-void SIM_OLED_INIT(uint32_t pixcolor, uint32_t backcolor, int scale, bool border);
+void SIM_OLED_INIT(int width, int height, uint32_t pixcolor, uint32_t backcolor, int scale, uint8_t b);
 
 /**
  * @brief   开始模拟 OLED 显示