Keir Fraser 80b899925c AT32F4: Support new board V4.1 vor 1 Jahr
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f4.h 80b899925c AT32F4: Support new board V4.1 vor 1 Jahr
f4_regs.h 09f777ea49 AT32F403A: Run main firmware at 216MHz. Clock USB from auto-calibrated HSI clock. vor 1 Jahr