STM32f103C8T6枚举成HID设备与PC通信，速度实测可达64K/s,USB口D+需要上拉1.5K电阻
压缩包内包含一个USB调试助手，可以调试HID通信
适合新手入手，调试工具就是单片机调试助手PortHelper
STM32L152_EVAL Evaluation Board Drivers update History
V5.0.2 / 09-March-2012
Main Changes
All source files: license disclaimer text update and add link to the License file on ST Internet.
stm32l152_eval.c
In sEE_LowLevel_Init() and LM75_LowLevel_Init() functions: swap the order of I2C IOs and alternate function (AF) configuration (AF configuration should be done before to configure the IOs).
V5.0.1 / 24-January-2012
