takashi kadono / Mbed OS Nucleo446_SSD1331

Color Oled(SSD1331) connect to STMicroelectronics Nucleo-F466

Dependencies:   ssd1331

mbed-os/platform/mbed_wait_api_no_rtos.c@3:f3764f852aa8, 2018-10-11 (annotated)

Committer:
kadonotakashi
Date:
Thu Oct 11 02:27:46 2018 +0000
Revision:
3:f3764f852aa8
Parent:
0:8fdf9a60065b 
Nucreo 446 + SSD1331 test version;

Who changed what in which revision?

UserRevisionLine numberNew contents of line
kadonotakashi 0:8fdf9a60065b 1 /* mbed Microcontroller Library
kadonotakashi 0:8fdf9a60065b 2 * Copyright (c) 2006-2013 ARM Limited
kadonotakashi 0:8fdf9a60065b 3 *
kadonotakashi 0:8fdf9a60065b 4 * Licensed under the Apache License, Version 2.0 (the "License");
kadonotakashi 0:8fdf9a60065b 5 * you may not use this file except in compliance with the License.
kadonotakashi 0:8fdf9a60065b 6 * You may obtain a copy of the License at
kadonotakashi 0:8fdf9a60065b 7 *
kadonotakashi 0:8fdf9a60065b 8 * http://www.apache.org/licenses/LICENSE-2.0
kadonotakashi 0:8fdf9a60065b 9 *
kadonotakashi 0:8fdf9a60065b 10 * Unless required by applicable law or agreed to in writing, software
kadonotakashi 0:8fdf9a60065b 11 * distributed under the License is distributed on an "AS IS" BASIS,
kadonotakashi 0:8fdf9a60065b 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
kadonotakashi 0:8fdf9a60065b 13 * See the License for the specific language governing permissions and
kadonotakashi 0:8fdf9a60065b 14 * limitations under the License.
kadonotakashi 0:8fdf9a60065b 15 */
kadonotakashi 0:8fdf9a60065b 16
kadonotakashi 0:8fdf9a60065b 17 // This implementation of the wait functions will be compiled only
kadonotakashi 0:8fdf9a60065b 18 // if the RTOS is not present.
kadonotakashi 0:8fdf9a60065b 19 #ifndef MBED_CONF_RTOS_PRESENT
kadonotakashi 0:8fdf9a60065b 20
kadonotakashi 0:8fdf9a60065b 21 #include "platform/mbed_wait_api.h"
kadonotakashi 0:8fdf9a60065b 22 #include "hal/us_ticker_api.h"
kadonotakashi 0:8fdf9a60065b 23
kadonotakashi 0:8fdf9a60065b 24 void wait(float s)
kadonotakashi 0:8fdf9a60065b 25 {
kadonotakashi 0:8fdf9a60065b 26 wait_us(s * 1000000.0f);
kadonotakashi 0:8fdf9a60065b 27 }
kadonotakashi 0:8fdf9a60065b 28
kadonotakashi 0:8fdf9a60065b 29 void wait_ms(int ms)
kadonotakashi 0:8fdf9a60065b 30 {
kadonotakashi 0:8fdf9a60065b 31 wait_us(ms * 1000);
kadonotakashi 0:8fdf9a60065b 32 }
kadonotakashi 0:8fdf9a60065b 33
kadonotakashi 0:8fdf9a60065b 34 void wait_us(int us)
kadonotakashi 0:8fdf9a60065b 35 {
kadonotakashi 0:8fdf9a60065b 36 const ticker_data_t *const ticker = get_us_ticker_data();
kadonotakashi 0:8fdf9a60065b 37 uint32_t start = ticker_read(ticker);
kadonotakashi 0:8fdf9a60065b 38 while ((ticker_read(ticker) - start) < (uint32_t)us);
kadonotakashi 0:8fdf9a60065b 39 }
kadonotakashi 0:8fdf9a60065b 40
kadonotakashi 0:8fdf9a60065b 41 #endif // #ifndef MBED_CONF_RTOS_PRESENT
kadonotakashi 0:8fdf9a60065b 42