From e79ae412393d3cb6d2607ed3a61ae33f6daa187e Mon Sep 17 00:00:00 2001
From: idea4good <idea4good@outlook.com>
Date: Tue, 29 Jan 2019 11:41:15 +0800
Subject: [PATCH] update doc

---
 doc/HowToBuild.md | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/doc/HowToBuild.md b/doc/HowToBuild.md
index 01c2d30..c980959 100644
--- a/doc/HowToBuild.md
+++ b/doc/HowToBuild.md
@@ -30,10 +30,10 @@ Prerequisite: Windows 10, visul stdio 2015/2017
 - `make`
 - Output here: /GuiLite/libcore.a libgui.a
 
-## How to build GuiLite libary for MCU without OS?
+## How to build GuiLite libary for any MCU?
 ### Prerequisite: Install Keil uvsion 5.6 or above.
 ### Build
 - Open `GuiLite.uvprojx` with Keil uvsion.
-- Implement function(e.g, thread_sleep) in `core\src\adapter\api_none.cpp` to meet your need.
+- Implement function(e.g, thread_sleep) in `core\src\adapter\api_unknow.cpp` to meet your need.
 - Choose your Device type(Default: STM32F103ZE) from option for target.
 - Build GuiLite.
\ No newline at end of file