From 62847f6e7b42d0137f56a5b6f88bd1eea2f6b9a9 Mon Sep 17 00:00:00 2001
From: penglei <1624952103@qq.com>
Date: Wed, 10 Dec 2025 16:02:25 +0800
Subject: [PATCH] =?utf8?q?272=E4=BC=98=E5=8C=96=E4=BA=A7=E6=B5=8BHFP?=
 =?utf8?q?=E8=BF=9E=E6=8E=A5=EF=BC=8C=E5=A2=9E=E5=8A=A0=E8=A1=A8=E5=86=A0?=
 =?utf8?q?=E6=A0=A1=E5=87=86(=E8=A1=A5)?=
MIME-Version: 1.0
Content-Type: text/plain; charset=utf8
Content-Transfer-Encoding: 8bit

---
 code/sdk/zhihui/drivers/rotary_encoder/hx3508/hx3508.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/code/sdk/zhihui/drivers/rotary_encoder/hx3508/hx3508.c b/code/sdk/zhihui/drivers/rotary_encoder/hx3508/hx3508.c
index cb004aac5..fae95df27 100644
--- a/code/sdk/zhihui/drivers/rotary_encoder/hx3508/hx3508.c
+++ b/code/sdk/zhihui/drivers/rotary_encoder/hx3508/hx3508.c
@@ -130,7 +130,7 @@ void hx3508_get_sum_y(float *data)
         g_sum_y = 360/(float)sum_deltay * 1000 * coffy;
         // printf("sum_deltay : %d\n",sum_deltay);
         // printf("g_sum_y : %.3f,coffy : %.3f\n",g_sum_y,coffy);
-        *data = g_sum_y;
+        *data = -g_sum_y;
     }
 
     g_sum_y = 0;
-- 
2.17.1