Color Oled(SSD1331) connect to STMicroelectronics Nucleo-F466

Dependencies:   ssd1331

Committer:
kadonotakashi
Date:
Wed Oct 10 00:33:53 2018 +0000
Revision:
0:8fdf9a60065b
how to make mbed librry

Who changed what in which revision?

UserRevisionLine numberNew contents of line
kadonotakashi 0:8fdf9a60065b 1 /*
kadonotakashi 0:8fdf9a60065b 2 * Copyright (c) , Arm Limited and affiliates.
kadonotakashi 0:8fdf9a60065b 3 * SPDX-License-Identifier: Apache-2.0
kadonotakashi 0:8fdf9a60065b 4 *
kadonotakashi 0:8fdf9a60065b 5 * Licensed under the Apache License, Version 2.0 (the "License");
kadonotakashi 0:8fdf9a60065b 6 * you may not use this file except in compliance with the License.
kadonotakashi 0:8fdf9a60065b 7 * You may obtain a copy of the License at
kadonotakashi 0:8fdf9a60065b 8 *
kadonotakashi 0:8fdf9a60065b 9 * http://www.apache.org/licenses/LICENSE-2.0
kadonotakashi 0:8fdf9a60065b 10 *
kadonotakashi 0:8fdf9a60065b 11 * Unless required by applicable law or agreed to in writing, software
kadonotakashi 0:8fdf9a60065b 12 * distributed under the License is distributed on an "AS IS" BASIS,
kadonotakashi 0:8fdf9a60065b 13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
kadonotakashi 0:8fdf9a60065b 14 * See the License for the specific language governing permissions and
kadonotakashi 0:8fdf9a60065b 15 * limitations under the License.
kadonotakashi 0:8fdf9a60065b 16 */
kadonotakashi 0:8fdf9a60065b 17
kadonotakashi 0:8fdf9a60065b 18 #ifndef __FILE_HANDLE_STUB_H__
kadonotakashi 0:8fdf9a60065b 19 #define __FILE_HANDLE_STUB_H__
kadonotakashi 0:8fdf9a60065b 20
kadonotakashi 0:8fdf9a60065b 21 #include "FileHandle.h"
kadonotakashi 0:8fdf9a60065b 22
kadonotakashi 0:8fdf9a60065b 23 namespace mbed
kadonotakashi 0:8fdf9a60065b 24 {
kadonotakashi 0:8fdf9a60065b 25
kadonotakashi 0:8fdf9a60065b 26 static uint8_t filehandle_stub_short_value_counter = 0;
kadonotakashi 0:8fdf9a60065b 27 static char *filehandle_stub_table = NULL;
kadonotakashi 0:8fdf9a60065b 28 static uint8_t filehandle_stub_table_pos = 0;
kadonotakashi 0:8fdf9a60065b 29
kadonotakashi 0:8fdf9a60065b 30 class FileHandle_stub : public FileHandle
kadonotakashi 0:8fdf9a60065b 31 {
kadonotakashi 0:8fdf9a60065b 32 public:
kadonotakashi 0:8fdf9a60065b 33 ssize_t size_value;
kadonotakashi 0:8fdf9a60065b 34
kadonotakashi 0:8fdf9a60065b 35 FileHandle_stub() { size_value = 0; }
kadonotakashi 0:8fdf9a60065b 36
kadonotakashi 0:8fdf9a60065b 37 virtual ssize_t read(void *buffer, size_t size)
kadonotakashi 0:8fdf9a60065b 38 {
kadonotakashi 0:8fdf9a60065b 39 if (filehandle_stub_table)
kadonotakashi 0:8fdf9a60065b 40 {
kadonotakashi 0:8fdf9a60065b 41 ssize_t ret = strlen(filehandle_stub_table) - filehandle_stub_table_pos;
kadonotakashi 0:8fdf9a60065b 42 if (size < ret)
kadonotakashi 0:8fdf9a60065b 43 {
kadonotakashi 0:8fdf9a60065b 44 ret = size;
kadonotakashi 0:8fdf9a60065b 45 }
kadonotakashi 0:8fdf9a60065b 46 memcpy(buffer, filehandle_stub_table, ret);
kadonotakashi 0:8fdf9a60065b 47 filehandle_stub_table_pos += ret;
kadonotakashi 0:8fdf9a60065b 48 return ret;
kadonotakashi 0:8fdf9a60065b 49 }
kadonotakashi 0:8fdf9a60065b 50 return 0;
kadonotakashi 0:8fdf9a60065b 51 }
kadonotakashi 0:8fdf9a60065b 52
kadonotakashi 0:8fdf9a60065b 53 virtual ssize_t write(const void *buffer, size_t size)
kadonotakashi 0:8fdf9a60065b 54 {
kadonotakashi 0:8fdf9a60065b 55 if (size_value > 0)
kadonotakashi 0:8fdf9a60065b 56 {
kadonotakashi 0:8fdf9a60065b 57 size_value--;
kadonotakashi 0:8fdf9a60065b 58 return size;
kadonotakashi 0:8fdf9a60065b 59 }
kadonotakashi 0:8fdf9a60065b 60 else if (size_value < 0)
kadonotakashi 0:8fdf9a60065b 61 {
kadonotakashi 0:8fdf9a60065b 62 return -1;
kadonotakashi 0:8fdf9a60065b 63 }
kadonotakashi 0:8fdf9a60065b 64 return 0;
kadonotakashi 0:8fdf9a60065b 65 }
kadonotakashi 0:8fdf9a60065b 66
kadonotakashi 0:8fdf9a60065b 67 virtual off_t seek(off_t offset, int whence = SEEK_SET) { return 0; }
kadonotakashi 0:8fdf9a60065b 68
kadonotakashi 0:8fdf9a60065b 69 virtual int close() {}
kadonotakashi 0:8fdf9a60065b 70
kadonotakashi 0:8fdf9a60065b 71 virtual short poll(short events) const
kadonotakashi 0:8fdf9a60065b 72 {
kadonotakashi 0:8fdf9a60065b 73 if (filehandle_stub_short_value_counter)
kadonotakashi 0:8fdf9a60065b 74 {
kadonotakashi 0:8fdf9a60065b 75 filehandle_stub_short_value_counter--;
kadonotakashi 0:8fdf9a60065b 76 return short_value;
kadonotakashi 0:8fdf9a60065b 77 }
kadonotakashi 0:8fdf9a60065b 78 return 0;
kadonotakashi 0:8fdf9a60065b 79 }
kadonotakashi 0:8fdf9a60065b 80
kadonotakashi 0:8fdf9a60065b 81 virtual void sigio(Callback<void()> func) { func(); }
kadonotakashi 0:8fdf9a60065b 82
kadonotakashi 0:8fdf9a60065b 83 short short_value;
kadonotakashi 0:8fdf9a60065b 84 };
kadonotakashi 0:8fdf9a60065b 85
kadonotakashi 0:8fdf9a60065b 86 } // namespace mbed
kadonotakashi 0:8fdf9a60065b 87
kadonotakashi 0:8fdf9a60065b 88 #endif