From 8f951b356fb041773f63a71ac02d43730c10fe1b Mon Sep 17 00:00:00 2001
From: wangfq <wangfq@collectpublish.net>
Date: Mon, 29 Jun 2026 18:45:29 +0800
Subject: [PATCH] =?UTF-8?q?tune:=20=E7=A8=B3=E5=AE=9A=E6=9C=9F=E5=9F=BA?=
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稳定期用 100 样本 × 10ms = 1s 快速收敛, 开机即用。
稳定后切换为 WINDOW_ORIGIN=500 (5s) 提供更强的噪声抑制。
---
 utilities/at32f421_freertos_demo/src/TaskLoop.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/utilities/at32f421_freertos_demo/src/TaskLoop.c b/utilities/at32f421_freertos_demo/src/TaskLoop.c
index 88f364d..2534bfa 100644
--- a/utilities/at32f421_freertos_demo/src/TaskLoop.c
+++ b/utilities/at32f421_freertos_demo/src/TaskLoop.c
@@ -657,12 +657,12 @@ void vd1_task(void)
         loop1_CAPVD = get_flt_value(clamped_value, loop1_CAPVD);
     }
 
-    /*--- 2. 稳定期：绕过 IIR 和斜率限幅，直接用 Value 快速收敛 ---*/
+    /*--- 2. 稳定期：绕过 IIR 和斜率限幅，小窗口快速收敛 ---*/
     if (!g_loop_stable) {
         loop1_CAPVD = loop1_Value;
 
         update_moving_average(&loop1_ORG_SUM, &loop1_ORG_CNT,
-                              &loop1_Origin, loop1_CAPVD, WINDOW_ORIGIN);
+                              &loop1_Origin, loop1_CAPVD, 100);
         _stable_cnt++;
         if (_stable_cnt >= STABLE_SAMPLES) {
             g_loop_stable = 1;