I am using PC10 & PC11 as UART3 Tx & Rx respectively and YModem protocol to transfer hex file. After sending "1" over Teraterm Bootloader waits for HEX File to be received. but does not receive even after sending from terminal and comes out with "TIM...

I would like to write a bootloader for STM32G070 which I can use across projects. Is there any flash library for STM32G070 available which I can use and write a bootloader? OR does STM32G070 has inbuilt bootloader which I can call by sending respect...