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mbed library sources

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Superseded

This library was superseded by mbed-dev - https://os.mbed.com/users/mbed_official/code/mbed-dev/.

Development branch of the mbed library sources. This library is kept in synch with the latest changes from the mbed SDK and it is not guaranteed to work.

If you are looking for a stable and tested release, please import one of the official mbed library releases:

Import librarymbed

The official Mbed 2 C/C++ SDK provides the software platform and libraries to build your applications.

Last commit 20 Feb 2019 by mbed official

targets/hal/TARGET_STM/TARGET_DISCO_F407VG/pinmap.c@268:402bcc0c870b, 2014-07-29 (annotated)

Committer:
mbed_official
Date:
Tue Jul 29 19:00:07 2014 +0100
Revision:
268:402bcc0c870b
Parent:
251:de9a1e4ffd79
Child:
285:31249416b6f9
Synchronized with git revision 490d1a6606b3138f165c5edf2f2370ca616587c0



Full URL: https://github.com/mbedmicro/mbed/commit/490d1a6606b3138f165c5edf2f2370ca616587c0/



[LPC1114] Sleep fix + some device.h settings

Who changed what in which revision?

UserRevisionLine numberNew contents of line
mbed_official 133:d4dda5c437f0 1 /* mbed Microcontroller Library
mbed_official 133:d4dda5c437f0 2 *******************************************************************************
mbed_official 133:d4dda5c437f0 3 * Copyright (c) 2014, STMicroelectronics
mbed_official 133:d4dda5c437f0 4 * All rights reserved.
mbed_official 133:d4dda5c437f0 5 *
mbed_official 133:d4dda5c437f0 6 * Redistribution and use in source and binary forms, with or without
mbed_official 133:d4dda5c437f0 7 * modification, are permitted provided that the following conditions are met:
mbed_official 133:d4dda5c437f0 8 *
mbed_official 133:d4dda5c437f0 9 * 1. Redistributions of source code must retain the above copyright notice,
mbed_official 133:d4dda5c437f0 10 * this list of conditions and the following disclaimer.
mbed_official 133:d4dda5c437f0 11 * 2. Redistributions in binary form must reproduce the above copyright notice,
mbed_official 133:d4dda5c437f0 12 * this list of conditions and the following disclaimer in the documentation
mbed_official 133:d4dda5c437f0 13 * and/or other materials provided with the distribution.
mbed_official 133:d4dda5c437f0 14 * 3. Neither the name of STMicroelectronics nor the names of its contributors
mbed_official 133:d4dda5c437f0 15 * may be used to endorse or promote products derived from this software
mbed_official 133:d4dda5c437f0 16 * without specific prior written permission.
mbed_official 133:d4dda5c437f0 17 *
mbed_official 133:d4dda5c437f0 18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
mbed_official 133:d4dda5c437f0 19 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
mbed_official 133:d4dda5c437f0 20 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
mbed_official 133:d4dda5c437f0 21 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
mbed_official 133:d4dda5c437f0 22 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
mbed_official 133:d4dda5c437f0 23 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
mbed_official 133:d4dda5c437f0 24 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
mbed_official 133:d4dda5c437f0 25 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
mbed_official 133:d4dda5c437f0 26 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
mbed_official 133:d4dda5c437f0 27 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
mbed_official 133:d4dda5c437f0 28 *******************************************************************************
mbed_official 133:d4dda5c437f0 29 */
mbed_official 227:7bd0639b8911 30 #include "mbed_assert.h"
mbed_official 133:d4dda5c437f0 31 #include "pinmap.h"
mbed_official 242:7074e42da0b2 32 #include "PortNames.h"
mbed_official 251:de9a1e4ffd79 33 #include "error.h"
mbed_official 133:d4dda5c437f0 34
mbed_official 133:d4dda5c437f0 35 // GPIO mode look-up table
mbed_official 133:d4dda5c437f0 36 static const uint32_t gpio_mode[12] = {
mbed_official 133:d4dda5c437f0 37 0x00000000, // 0 = GPIO_MODE_INPUT
mbed_official 133:d4dda5c437f0 38 0x00000001, // 1 = GPIO_MODE_OUTPUT_PP
mbed_official 133:d4dda5c437f0 39 0x00000011, // 2 = GPIO_MODE_OUTPUT_OD
mbed_official 133:d4dda5c437f0 40 0x00000002, // 3 = GPIO_MODE_AF_PP
mbed_official 133:d4dda5c437f0 41 0x00000012, // 4 = GPIO_MODE_AF_OD
mbed_official 133:d4dda5c437f0 42 0x00000003, // 5 = GPIO_MODE_ANALOG
mbed_official 133:d4dda5c437f0 43 0x10110000, // 6 = GPIO_MODE_IT_RISING
mbed_official 133:d4dda5c437f0 44 0x10210000, // 7 = GPIO_MODE_IT_FALLING
mbed_official 133:d4dda5c437f0 45 0x10310000, // 8 = GPIO_MODE_IT_RISING_FALLING
mbed_official 133:d4dda5c437f0 46 0x10120000, // 9 = GPIO_MODE_EVT_RISING
mbed_official 133:d4dda5c437f0 47 0x10220000, // 10 = GPIO_MODE_EVT_FALLING
mbed_official 133:d4dda5c437f0 48 0x10320000 // 11 = GPIO_MODE_EVT_RISING_FALLING
mbed_official 133:d4dda5c437f0 49 };
mbed_official 133:d4dda5c437f0 50
mbed_official 133:d4dda5c437f0 51 // Enable GPIO clock and return GPIO base address
mbed_official 133:d4dda5c437f0 52 uint32_t Set_GPIO_Clock(uint32_t port_idx) {
mbed_official 133:d4dda5c437f0 53 uint32_t gpio_add = 0;
mbed_official 133:d4dda5c437f0 54 switch (port_idx) {
mbed_official 133:d4dda5c437f0 55 case PortA:
mbed_official 133:d4dda5c437f0 56 gpio_add = GPIOA_BASE;
mbed_official 133:d4dda5c437f0 57 __GPIOA_CLK_ENABLE();
mbed_official 133:d4dda5c437f0 58 break;
mbed_official 133:d4dda5c437f0 59 case PortB:
mbed_official 133:d4dda5c437f0 60 gpio_add = GPIOB_BASE;
mbed_official 133:d4dda5c437f0 61 __GPIOB_CLK_ENABLE();
mbed_official 133:d4dda5c437f0 62 break;
mbed_official 133:d4dda5c437f0 63 case PortC:
mbed_official 133:d4dda5c437f0 64 gpio_add = GPIOC_BASE;
mbed_official 133:d4dda5c437f0 65 __GPIOC_CLK_ENABLE();
mbed_official 133:d4dda5c437f0 66 break;
mbed_official 133:d4dda5c437f0 67 case PortD:
mbed_official 133:d4dda5c437f0 68 gpio_add = GPIOD_BASE;
mbed_official 133:d4dda5c437f0 69 __GPIOD_CLK_ENABLE();
mbed_official 133:d4dda5c437f0 70 break;
mbed_official 133:d4dda5c437f0 71 case PortH:
mbed_official 133:d4dda5c437f0 72 gpio_add = GPIOH_BASE;
mbed_official 133:d4dda5c437f0 73 __GPIOH_CLK_ENABLE();
mbed_official 133:d4dda5c437f0 74 break;
mbed_official 133:d4dda5c437f0 75 default:
mbed_official 133:d4dda5c437f0 76 error("Pinmap error: wrong port number.");
mbed_official 227:7bd0639b8911 77 break;
mbed_official 133:d4dda5c437f0 78 }
mbed_official 133:d4dda5c437f0 79 return gpio_add;
mbed_official 133:d4dda5c437f0 80 }
mbed_official 133:d4dda5c437f0 81
mbed_official 133:d4dda5c437f0 82 /**
mbed_official 133:d4dda5c437f0 83 * Configure pin (mode, speed, output type and pull-up/pull-down)
mbed_official 133:d4dda5c437f0 84 */
mbed_official 133:d4dda5c437f0 85 void pin_function(PinName pin, int data) {
mbed_official 227:7bd0639b8911 86 MBED_ASSERT(pin != (PinName)NC);
mbed_official 133:d4dda5c437f0 87 // Get the pin informations
mbed_official 133:d4dda5c437f0 88 uint32_t mode = STM_PIN_MODE(data);
mbed_official 133:d4dda5c437f0 89 uint32_t pupd = STM_PIN_PUPD(data);
mbed_official 133:d4dda5c437f0 90 uint32_t afnum = STM_PIN_AFNUM(data);
mbed_official 133:d4dda5c437f0 91
mbed_official 133:d4dda5c437f0 92 uint32_t port_index = STM_PORT(pin);
mbed_official 133:d4dda5c437f0 93 uint32_t pin_index = STM_PIN(pin);
mbed_official 133:d4dda5c437f0 94
mbed_official 133:d4dda5c437f0 95 // Enable GPIO clock
mbed_official 133:d4dda5c437f0 96 uint32_t gpio_add = Set_GPIO_Clock(port_index);
mbed_official 133:d4dda5c437f0 97 GPIO_TypeDef *gpio = (GPIO_TypeDef *)gpio_add;
mbed_official 133:d4dda5c437f0 98
mbed_official 133:d4dda5c437f0 99 // Configure GPIO
mbed_official 133:d4dda5c437f0 100 GPIO_InitTypeDef GPIO_InitStructure;
mbed_official 133:d4dda5c437f0 101 GPIO_InitStructure.Pin = (uint32_t)(1 << pin_index);
mbed_official 133:d4dda5c437f0 102 GPIO_InitStructure.Mode = gpio_mode[mode];
mbed_official 133:d4dda5c437f0 103 GPIO_InitStructure.Pull = pupd;
mbed_official 133:d4dda5c437f0 104 GPIO_InitStructure.Speed = GPIO_SPEED_HIGH;
mbed_official 133:d4dda5c437f0 105 GPIO_InitStructure.Alternate = afnum;
mbed_official 133:d4dda5c437f0 106 HAL_GPIO_Init(gpio, &GPIO_InitStructure);
mbed_official 133:d4dda5c437f0 107
mbed_official 133:d4dda5c437f0 108 // [TODO] Disconnect JTAG-DP + SW-DP signals.
mbed_official 133:d4dda5c437f0 109 // Warning: Need to reconnect under reset
mbed_official 133:d4dda5c437f0 110 //if ((pin == PA_13) || (pin == PA_14)) {
mbed_official 133:d4dda5c437f0 111 //
mbed_official 133:d4dda5c437f0 112 //}
mbed_official 133:d4dda5c437f0 113 //if ((pin == PA_15) || (pin == PB_3) || (pin == PB_4)) {
mbed_official 133:d4dda5c437f0 114 //
mbed_official 227:7bd0639b8911 115 //}
mbed_official 133:d4dda5c437f0 116 }
mbed_official 133:d4dda5c437f0 117
mbed_official 133:d4dda5c437f0 118 /**
mbed_official 133:d4dda5c437f0 119 * Configure pin pull-up/pull-down
mbed_official 133:d4dda5c437f0 120 */
mbed_official 133:d4dda5c437f0 121 void pin_mode(PinName pin, PinMode mode) {
mbed_official 227:7bd0639b8911 122 MBED_ASSERT(pin != (PinName)NC);
mbed_official 133:d4dda5c437f0 123 uint32_t port_index = STM_PORT(pin);
mbed_official 133:d4dda5c437f0 124 uint32_t pin_index = STM_PIN(pin);
mbed_official 133:d4dda5c437f0 125
mbed_official 133:d4dda5c437f0 126 // Enable GPIO clock
mbed_official 133:d4dda5c437f0 127 uint32_t gpio_add = Set_GPIO_Clock(port_index);
mbed_official 133:d4dda5c437f0 128 GPIO_TypeDef *gpio = (GPIO_TypeDef *)gpio_add;
mbed_official 133:d4dda5c437f0 129
mbed_official 133:d4dda5c437f0 130 // Configure pull-up/pull-down resistors
mbed_official 133:d4dda5c437f0 131 uint32_t pupd = (uint32_t)mode;
mbed_official 227:7bd0639b8911 132 if (pupd > 2)
mbed_official 227:7bd0639b8911 133 pupd = 0; // Open-drain = No pull-up/No pull-down
mbed_official 133:d4dda5c437f0 134 gpio->PUPDR &= (uint32_t)(~(GPIO_PUPDR_PUPDR0 << (pin_index * 2)));
mbed_official 133:d4dda5c437f0 135 gpio->PUPDR |= (uint32_t)(pupd << (pin_index * 2));
mbed_official 133:d4dda5c437f0 136
mbed_official 133:d4dda5c437f0 137 }