diff --git a/lib_rgb/api/rgb_effect.h b/lib_rgb/api/rgb_effect.h
index 71dbba3..ad3c0ee 100644
--- a/lib_rgb/api/rgb_effect.h
+++ b/lib_rgb/api/rgb_effect.h
@@ -53,6 +53,10 @@
 #define DELAY_TIME_RGB     (1000 / RGB_MAX) 
 #endif                             
 
+// 控制cycleHSV中，HUE递增的步进值，该步进值应能整除360，且不超过它
+#ifndef HUE_STEP
+#define HUE_STEP           (1)
+#endif
 /**
  * 定义渐变方向的枚举类型。
  *
@@ -161,4 +165,5 @@ void fill_gradient(uint32_t *buf, uint32_t color, size_t num_filled_rgb);
  */
 void fill_gradient_with_groups(uint32_t *buf, uint32_t *colors, size_t *num_filled_rgb);
 
+void fill_gradient_with_groups_colorful(uint32_t *buf, uint32_t *colors, size_t *num_filled_rgb);
 #endif //RGB_EFFECT_H
\ No newline at end of file
diff --git a/lib_rgb/src/rgb_effect.c b/lib_rgb/src/rgb_effect.c
index e2103d7..39085a0 100644
--- a/lib_rgb/src/rgb_effect.c
+++ b/lib_rgb/src/rgb_effect.c
@@ -133,7 +133,7 @@ uint32_t cycleHSV(uint32_t *hue)
     uint32_t value = 100;
     if (*hue < 359)
     {
-        (*hue) += 1;
+        (*hue) += HUE_STEP;
         // printf("hue is: 0x%06X\n", *hue);
     }
     else
@@ -195,3 +195,32 @@ void fill_gradient_with_groups(uint32_t *buf, uint32_t *colors, size_t *num_fill
     output_rgb_array(buf, NUM_RGBS);
 }
 
+// 将多种颜色按RGB的数量，分组填充到RGB条中
+void fill_gradient_with_groups_colorful(uint32_t *buf, uint32_t *colors, size_t *num_filled_rgb)
+{
+    size_t max_leds_per_group = NUM_RGBS / NUM_RGB_GROUPS;
+
+    for (size_t group = 0; group < NUM_RGB_GROUPS; group++)
+    {
+        // 填充每个组的RGB，其中每个RGB的颜色是独立赋值的
+        uint32_t *group_buf = buf + group * max_leds_per_group;
+        for (size_t i = 0; i < num_filled_rgb[group]; i++)
+        {
+            *(group_buf + i) = colors[i + group * max_leds_per_group];
+        }
+
+        // 熄灭该组剩余的RGB
+        for (size_t i = num_filled_rgb[group]; i < max_leds_per_group; i++)
+        {
+            *(group_buf + i) = 0x000000;
+        }
+
+        // 如果组号为奇数，翻转该组对应的buffer元素
+        if (group % 2 != 0)
+        {
+            reverse_buf(group_buf, max_leds_per_group);
+        }
+    }
+    // 将缓冲区输出到RGB条
+    output_rgb_array(buf, NUM_RGBS);
+}
\ No newline at end of file