mbed official / mbed

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

Dependents:   hello SerialTestv11 SerialTestv12 Sierpinski ... more

mbed 2

This is the mbed 2 library. If you'd like to learn about Mbed OS please see the mbed-os docs.

TARGET_NUCLEO_L073RZ/TARGET_STM/gpio_object.h@136:ef9c61f8c49f, 2017-02-14 (annotated)

Committer:
Kojto
Date:
Tue Feb 14 11:24:20 2017 +0000
Revision:
136:ef9c61f8c49f
Parent:
135:176b8275d35d
Child:
138:093f2bd7b9eb
Release 136 of the mbed library



Ports for Upcoming Targets





Fixes and Changes



3432: Target STM USBHOST support https://github.com/ARMmbed/mbed-os/pull/3432

3181: NUCLEO_F207ZG extending PeripheralPins.c: all available alternate functions can be used now https://github.com/ARMmbed/mbed-os/pull/3181

3626: NUCLEO_F412ZG : Add USB Device +Host https://github.com/ARMmbed/mbed-os/pull/3626

3628: Fix warnings https://github.com/ARMmbed/mbed-os/pull/3628

3629: STM32: L0 LL layer https://github.com/ARMmbed/mbed-os/pull/3629

3632: IDE Export support for platform VK_RZ_A1H https://github.com/ARMmbed/mbed-os/pull/3632

3642: Missing IRQ pin fix for platform VK_RZ_A1H https://github.com/ARMmbed/mbed-os/pull/3642

3664: Fix ncs36510 sleep definitions https://github.com/ARMmbed/mbed-os/pull/3664

3655: [STM32F4] Modify folder structure https://github.com/ARMmbed/mbed-os/pull/3655

3657: [STM32L4] Modify folder structure https://github.com/ARMmbed/mbed-os/pull/3657

3658: [STM32F3] Modify folder structure https://github.com/ARMmbed/mbed-os/pull/3658

3685: STM32: I2C: reset state machine https://github.com/ARMmbed/mbed-os/pull/3685

3692: uVisor: Standardize available legacy heap and stack https://github.com/ARMmbed/mbed-os/pull/3692

3621: Fix for #2884, LPC824: export to LPCXpresso, target running with wron https://github.com/ARMmbed/mbed-os/pull/3621

3649: [STM32F7] Modify folder structure  https://github.com/ARMmbed/mbed-os/pull/3649

3695: Enforce device_name is valid in targets.json https://github.com/ARMmbed/mbed-os/pull/3695

3723: NCS36510: spi_format function bug fix https://github.com/ARMmbed/mbed-os/pull/3723

Who changed what in which revision?

UserRevisionLine numberNew contents of line
<> 135:176b8275d35d 1 /* mbed Microcontroller Library
<> 135:176b8275d35d 2 *******************************************************************************
<> 135:176b8275d35d 3 * Copyright (c) 2016, STMicroelectronics
<> 135:176b8275d35d 4 * All rights reserved.
<> 135:176b8275d35d 5 *
<> 135:176b8275d35d 6 * Redistribution and use in source and binary forms, with or without
<> 135:176b8275d35d 7 * modification, are permitted provided that the following conditions are met:
<> 135:176b8275d35d 8 *
<> 135:176b8275d35d 9 * 1. Redistributions of source code must retain the above copyright notice,
<> 135:176b8275d35d 10 * this list of conditions and the following disclaimer.
<> 135:176b8275d35d 11 * 2. Redistributions in binary form must reproduce the above copyright notice,
<> 135:176b8275d35d 12 * this list of conditions and the following disclaimer in the documentation
<> 135:176b8275d35d 13 * and/or other materials provided with the distribution.
<> 135:176b8275d35d 14 * 3. Neither the name of STMicroelectronics nor the names of its contributors
<> 135:176b8275d35d 15 * may be used to endorse or promote products derived from this software
<> 135:176b8275d35d 16 * without specific prior written permission.
<> 135:176b8275d35d 17 *
<> 135:176b8275d35d 18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
<> 135:176b8275d35d 19 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
<> 135:176b8275d35d 20 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
<> 135:176b8275d35d 21 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
<> 135:176b8275d35d 22 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
<> 135:176b8275d35d 23 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
<> 135:176b8275d35d 24 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
<> 135:176b8275d35d 25 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
<> 135:176b8275d35d 26 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
<> 135:176b8275d35d 27 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
<> 135:176b8275d35d 28 *******************************************************************************
<> 135:176b8275d35d 29 */
<> 135:176b8275d35d 30 #ifndef MBED_GPIO_OBJECT_H
<> 135:176b8275d35d 31 #define MBED_GPIO_OBJECT_H
<> 135:176b8275d35d 32
<> 135:176b8275d35d 33 #include "mbed_assert.h"
<> 135:176b8275d35d 34 #include "cmsis.h"
<> 135:176b8275d35d 35 #include "PortNames.h"
<> 135:176b8275d35d 36 #include "PeripheralNames.h"
<> 135:176b8275d35d 37 #include "PinNames.h"
<> 135:176b8275d35d 38
<> 135:176b8275d35d 39 #ifdef __cplusplus
<> 135:176b8275d35d 40 extern "C" {
<> 135:176b8275d35d 41 #endif
<> 135:176b8275d35d 42
<> 135:176b8275d35d 43 /*
<> 135:176b8275d35d 44 * Note: reg_clr might actually be same as reg_set.
<> 135:176b8275d35d 45 * Depends on family whether BRR is available on top of BSRR
<> 135:176b8275d35d 46 * if BRR does not exist, family shall define GPIO_DOES_NOT_HAVE_BRR
<> 135:176b8275d35d 47 */
<> 135:176b8275d35d 48 typedef struct {
<> 135:176b8275d35d 49 PinName pin;
<> 135:176b8275d35d 50 uint32_t mask;
<> 135:176b8275d35d 51 __IO uint32_t *reg_in;
<> 135:176b8275d35d 52 __IO uint32_t *reg_set;
<> 135:176b8275d35d 53 __IO uint32_t *reg_clr;
<> 135:176b8275d35d 54 } gpio_t;
<> 135:176b8275d35d 55
<> 135:176b8275d35d 56 static inline void gpio_write(gpio_t *obj, int value)
<> 135:176b8275d35d 57 {
<> 135:176b8275d35d 58 MBED_ASSERT(obj->pin != (PinName)NC);
<> 135:176b8275d35d 59 if (value) {
<> 135:176b8275d35d 60 *obj->reg_set = obj->mask;
<> 135:176b8275d35d 61 } else {
<> 135:176b8275d35d 62 #ifdef GPIO_IP_WITHOUT_BRR
<> 135:176b8275d35d 63 *obj->reg_clr = obj->mask << 16;
<> 135:176b8275d35d 64 #else
<> 135:176b8275d35d 65 *obj->reg_clr = obj->mask;
<> 135:176b8275d35d 66 #endif
<> 135:176b8275d35d 67 }
<> 135:176b8275d35d 68 }
<> 135:176b8275d35d 69
<> 135:176b8275d35d 70 static inline int gpio_read(gpio_t *obj)
<> 135:176b8275d35d 71 {
<> 135:176b8275d35d 72 MBED_ASSERT(obj->pin != (PinName)NC);
<> 135:176b8275d35d 73 return ((*obj->reg_in & obj->mask) ? 1 : 0);
<> 135:176b8275d35d 74 }
<> 135:176b8275d35d 75
<> 135:176b8275d35d 76 static inline int gpio_is_connected(const gpio_t *obj)
<> 135:176b8275d35d 77 {
<> 135:176b8275d35d 78 return obj->pin != (PinName)NC;
<> 135:176b8275d35d 79 }
<> 135:176b8275d35d 80
<> 135:176b8275d35d 81 #ifdef __cplusplus
<> 135:176b8275d35d 82 }
<> 135:176b8275d35d 83 #endif
<> 135:176b8275d35d 84
<> 135:176b8275d35d 85 #endif