1. 0c3533f UART_debug now uses the async library with tx ring by Kévin Redon · 5 years ago
  2. ba3a2fa switch UART_debug to ASYNC by Kévin Redon · 5 years ago
  3. 361ed20 Switch SERCOM7 (Debug UART) to sync mode + add STDIO by Harald Welte · 5 years ago