内部8M时钟启动,使用UART1,波特率115200,可以下载程序到RAM中运行,也可以下载程序到Flash中运行;下载程序时用xmodem协议;带一个简单的命令行(CLI);
启动时等待3S,如果3S内有按'D'键,则进入BIOS菜单,否则跳到APP区运行;RAM镜像地址:0x20002000,ROM镜像地址:0x08008000;下面是启动界面;
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L.H.S Studio Software.
Copyright(C) L.H.S Technologies Co., Ltd. 2001-2014. All rights reserved.
Press 'D' to stop auto boot: 1
iBoot Menu
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<1> Boot From ROM
<2> Boot From RAM
<3> Download app to ROM
<4> Download app to RAM
<5> Enter Cli
<6> Reset
Your choice :
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