takashi kadono / Mbed OS Nucleo446_SSD1331

Color Oled(SSD1331) connect to STMicroelectronics Nucleo-F466

Dependencies:   ssd1331

mbed-os/targets/TARGET_Freescale/TARGET_K20XX/pinmap.c@0:8fdf9a60065b, 2018-10-10 (annotated)

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 /* mbed Microcontroller Library
kadonotakashi 0:8fdf9a60065b 2 * Copyright (c) 2006-2015 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 #include "mbed_assert.h"
kadonotakashi 0:8fdf9a60065b 17 #include "pinmap.h"
kadonotakashi 0:8fdf9a60065b 18
kadonotakashi 0:8fdf9a60065b 19 void pin_function(PinName pin, int function) {
kadonotakashi 0:8fdf9a60065b 20 MBED_ASSERT(pin != (PinName)NC);
kadonotakashi 0:8fdf9a60065b 21
kadonotakashi 0:8fdf9a60065b 22 uint32_t port_n = (uint32_t)pin >> PORT_SHIFT;
kadonotakashi 0:8fdf9a60065b 23 uint32_t pin_n = (uint32_t)(pin & 0x7C) >> 2;
kadonotakashi 0:8fdf9a60065b 24
kadonotakashi 0:8fdf9a60065b 25 SIM->SCGC5 |= 1 << (SIM_SCGC5_PORTA_SHIFT + port_n);
kadonotakashi 0:8fdf9a60065b 26 __IO uint32_t* pin_pcr = &(((PORT_Type *)(PORTA_BASE + 0x1000 * port_n)))->PCR[pin_n];
kadonotakashi 0:8fdf9a60065b 27
kadonotakashi 0:8fdf9a60065b 28 // pin mux bits: [10:8] -> 11100000000 = (0x700)
kadonotakashi 0:8fdf9a60065b 29 *pin_pcr = (*pin_pcr & ~0x700) | (function << 8);
kadonotakashi 0:8fdf9a60065b 30 }
kadonotakashi 0:8fdf9a60065b 31
kadonotakashi 0:8fdf9a60065b 32 void pin_mode(PinName pin, PinMode mode) {
kadonotakashi 0:8fdf9a60065b 33 MBED_ASSERT(pin != (PinName)NC);
kadonotakashi 0:8fdf9a60065b 34 __IO uint32_t* pin_pcr = (__IO uint32_t*)(PORTA_BASE + pin);
kadonotakashi 0:8fdf9a60065b 35
kadonotakashi 0:8fdf9a60065b 36 // pin pullup bits: [1:0] -> 11 = (0x3)
kadonotakashi 0:8fdf9a60065b 37 *pin_pcr = (*pin_pcr & ~0x3) | mode;
kadonotakashi 0:8fdf9a60065b 38 }