Resolved! HAL_UART_Transmit with Single Wire Half Duplex?
Using CubeIDE v1.13.0, installed this week.On STM32F0Discovery (STM32F051): /* USER CODE BEGIN WHILE */ while (1) { HAL_UART_Transmit( &huart1, "Hello, UART1 world!\r\n", 21, 10000 ); HAL_GPIO_TogglePin( LD3_GPIO_Port, LD3_Pin ); HAL_De...