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Color Oled(SSD1331) connect to STMicroelectronics Nucleo-F466
mbed-os/drivers/SerialWireOutput.h
- Committer:
- kadonotakashi
- Date:
- 2018-10-10
- Revision:
- 0:8fdf9a60065b
File content as of revision 0:8fdf9a60065b:
/* mbed Microcontroller Library * Copyright (c) 2017 ARM Limited * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ #if defined(DEVICE_ITM) #include "hal/itm_api.h" #include "platform/FileHandle.h" namespace mbed { class SerialWireOutput : public FileHandle { public: SerialWireOutput(void) { /* Initialize ITM using internal init function. */ mbed_itm_init(); } virtual ssize_t write(const void *buffer, size_t size) { mbed_itm_send_block(ITM_PORT_SWO, buffer, size); return size; } virtual ssize_t read(void *buffer, size_t size) { /* Reading is not supported by this file handle */ return -EBADF; } virtual off_t seek(off_t offset, int whence = SEEK_SET) { /* Seeking is not support by this file handler */ return -ESPIPE; } virtual off_t size() { /* Size is not defined for this file handle */ return -EINVAL; } virtual int isatty() { /* File handle is used for terminal output */ return true; } virtual int close() { return 0; } }; } // namespace mbed #endif