Test program for USB serial device on STM32F103C8

Dependencies:   USBDevice_STM32F103

Changes

RevisionDateWhoCommit message
3:41ac35e35239 2018-01-15 SpotlightKid Update readme default tip
2:d27837f16743 2018-01-15 SpotlightKid Import USBDevice library
1:f709d22a44bc 2018-01-15 SpotlightKid Fix compile command example
0:038a9831a9b4 2018-01-15 SpotlightKid Initial commit