Arduino for STM32

Thanks @ag123 , I want to get file style of USB mass storage.

I had a black pill and want to storage the sensor files to sd card for files, how to get the file form usb port?Thanks!

Thanks support. I had fix the issue. Now update the core to 2.04

I am a arduino beginer, I had build the STM32-GPSDO file, any error issue shows as follow: C:\Users\Administrator\Downloads\ArduinoIDE\GPSDO_V006c\GPSDO_V006c.ino:2761:17: error: 'TIM_SMCR_ECE' was not declared in this scope TIM2->SMCR |= TIM_SMCR_ECE; // 0x4000 which file include the TIM_SMCR_ECE ,...

I used the Arduino IDE 2.0.3,but some error issue to build STM32-GPSDO, the error information is: C:\Users\Administrator\Downloads\ArduinoIDE\GPSDO_V006c\GPSDO_V006c.ino:53:1: warning: "/*" within comment [-Wcomment] /* Commands to be implemented: ^ C:\Users\Administrator\Downloads\Arduino...