Merge pull request #4321 from mysterywolf/blue

[stm32][bluepill] 增加英文参考资料

Merge pull request #4321 from mysterywolf/blue
[stm32][bluepill] 增加英文参考资料
09024c25 · Bernard Xiong · GitHub · b7c2c85a · 10e95563 · b7c2c85a
2 changed file
--- a/bsp/stm32/stm32f103-blue-pill/README.pdf
+++ b/bsp/stm32/stm32f103-blue-pill/README.pdf
--- a/bsp/stm32/stm32f103-blue-pill/documents/Beginning STM32 (excerpt).pdf
+++ b/bsp/stm32/stm32f103-blue-pill/documents/Beginning STM32 (excerpt).pdf