Sketch uses 51940 bytes (79%) of program storage space. Maximum is 65536 bytes.
Global variables use 6092 bytes (29%) of dynamic memory, leaving 14388 bytes for local variables. Maximum is 20480 bytes.
C:\Users\mike\AppData\Local\Arduino15\packages\STM32\tools\STM32Tools\1.2.1/tools/win/stlink_upload.bat COM69 {upload.altID} {upload.usbID} C:\Users\mike\AppData\Local\Temp\arduino_build_782220/BluePill_F103C8_RTC_ezTime_HDC1080_I2c_NHD0420.ino.bin 
STM32 ST-LINK CLI v3.2.0.0
STM32 ST-LINK Command Line Interface

ST-LINK SN : 066AFF545454885087213826
ST-LINK Firmware version : V2J27M15
Connected via SWD.
SWD Frequency = 4000K.
Target voltage = 3.3 V.
Connection mode : Normal.
Device ID:0x410 
Device flash Size : 64 Kbytes
Device family :STM32F10xx Medium-density

Loading file...
Flash Programming:
  File : C:\Users\mike\AppData\Local\Temp\arduino_build_782220\BluePill_F103C8_RTC_ezTime_HDC1080_I2c_NHD0420.ino.bin
  Address : 0x08000000
Memory programming...
�������������������������������������������������� 0%
 0%������� 14%������� 29%�������� 44%������� 58%������� 73%�������� 88%������ 100%
Memory programmed in 3s and 672ms.
Programming Complete.

MCU Reset.

run application to exit
Application started.