﻿3.0.0.4
1. 修复已知数字输出相关问题。

 Upgrade Release Notes:
1. Fixed known digital output related issues.

3.0.0.3
1. 增加LINE OUT固定输出电平选项。
2. 添加输出电平显示。
3. 修复已知问题，提升系统稳定性。

 Upgrade Release Notes:
1. Added fixed LINE OUT level option.
2. Added output level display.
3. Fixed known issues and improved system stability.

