What kind of connectors do you use, when there's no space for soldered connectors for flashing your boards?I wonder if there's a wider distributed (and cheaper) solution than TC2030-nl connectors. Those are nice, but waaaaaaay too expensive.

I'm looking for an STM32 which features:-Cortex M4 or M7-CAN bus capability -FPU/DSP capability-at least 512kb flash (tough I prefer 1MB or even more)-no BGA (I need to adapt it manually to a breadboard for testing - BGA makes things complicated at t...