1 // Copyright 2024 The Pigweed Authors 2 // 3 // Licensed under the Apache License, Version 2.0 (the "License"); you may not 4 // use this file except in compliance with the License. You may obtain a copy of 5 // the License at 6 // 7 // https://www.apache.org/licenses/LICENSE-2.0 8 // 9 // Unless required by applicable law or agreed to in writing, software 10 // distributed under the License is distributed on an "AS IS" BASIS, WITHOUT 11 // WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the 12 // License for the specific language governing permissions and limitations under 13 // the License. 14 15 #include "pw_status/try.h" 16 #include "pw_stream_uart_mcuxpresso/interrupt_safe_writer.h" 17 #include "pw_unit_test/framework.h" 18 19 namespace examples { 20 UartInterruptSafeWriterExample()21pw::Status UartInterruptSafeWriterExample() { 22 // DOCSTAG: [pw_stream_uart_mcuxpresso-UartInterruptSafeWriterExample] 23 constexpr uint32_t kBaudRate = 115200; 24 static pw::stream::InterruptSafeUartWriterMcuxpresso crash_safe_uart( 25 USART0_BASE, kCLOCK_Flexcomm0Clk, kBaudRate); 26 27 PW_TRY(crash_safe_uart.Enable()); 28 29 // DOCSTAG: [pw_stream_uart_mcuxpresso-UartInterruptSafeWriterExample] 30 31 // Do something else 32 33 return pw::OkStatus(); 34 } 35 TEST(InterruptSafeWriter,Example)36TEST(InterruptSafeWriter, Example) { 37 pw::Status status = UartInterruptSafeWriterExample(); 38 EXPECT_EQ(status.code(), PW_STATUS_OK); 39 } 40 } // namespace examples 41