From 3b41e5736ed40d1a7741e4540c3ac6fedc2ed9bd Mon Sep 17 00:00:00 2001
From: yangjiaxuan <171295266@qq.com>
Date: Wed, 13 Sep 2023 16:21:26 +0800
Subject: [PATCH] =?UTF-8?q?=E8=A7=A3=E5=86=B3300=E8=AE=BE=E5=A4=87?=
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---
 hgdriver/hgdev/hg_scanner_300.cpp | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/hgdriver/hgdev/hg_scanner_300.cpp b/hgdriver/hgdev/hg_scanner_300.cpp
index 01caea1..1b1958b 100644
--- a/hgdriver/hgdev/hg_scanner_300.cpp
+++ b/hgdriver/hgdev/hg_scanner_300.cpp
@@ -1019,6 +1019,8 @@ int hg_scanner_300::set_sleep_time(int data)
 {
 	std::lock_guard<std::mutex>      lock(io_lock_);
 	int ret = SCANNER_ERR_OK;
+	if (data == -1)
+		data = 0x7FFFFFFF;
 	USBCB usbcb = { setting3288dsp::SET_SLEEP_TIME,data, 0};
 	ret = writeusb(usbcb);
 	return ret;