SilentSensors / mbed-dev

Important changes to repositories hosted on mbed.com

Mbed hosted mercurial repositories are deprecated and are due to be permanently deleted in July 2026.

To keep a copy of this software download the repository Zip archive or clone locally using Mercurial.

It is also possible to export all your personal repositories from the account settings page.

Fork of mbed-dev by mbed official

targets/TARGET_ARM_SSG/TARGET_CM3DS_MPS2/pinmap.c@184:08ed48f1de7f, 2018-04-19 (annotated)

Committer:
AnnaBridge
Date:
Thu Apr 19 17:12:19 2018 +0100
Revision:
184:08ed48f1de7f
Parent:
168:9672193075cf 
mbed-dev library. Release version 161

Who changed what in which revision?

UserRevisionLine numberNew contents of line
AnnaBridge 167:e84263d55307 1 /* mbed Microcontroller Library
AnnaBridge 184:08ed48f1de7f 2 * Copyright (c) 2006-2018 ARM Limited
AnnaBridge 167:e84263d55307 3 *
AnnaBridge 167:e84263d55307 4 * Licensed under the Apache License, Version 2.0 (the "License");
AnnaBridge 167:e84263d55307 5 * you may not use this file except in compliance with the License.
AnnaBridge 167:e84263d55307 6 * You may obtain a copy of the License at
AnnaBridge 167:e84263d55307 7 *
AnnaBridge 167:e84263d55307 8 * http://www.apache.org/licenses/LICENSE-2.0
AnnaBridge 167:e84263d55307 9 *
AnnaBridge 167:e84263d55307 10 * Unless required by applicable law or agreed to in writing, software
AnnaBridge 167:e84263d55307 11 * distributed under the License is distributed on an "AS IS" BASIS,
AnnaBridge 167:e84263d55307 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
AnnaBridge 167:e84263d55307 13 * See the License for the specific language governing permissions and
AnnaBridge 167:e84263d55307 14 * limitations under the License.
AnnaBridge 167:e84263d55307 15 */
AnnaBridge 167:e84263d55307 16 #include "mbed_assert.h"
AnnaBridge 167:e84263d55307 17 #include "pinmap.h"
AnnaBridge 167:e84263d55307 18 #include "mbed_error.h"
AnnaBridge 184:08ed48f1de7f 19 #include "objects.h"
AnnaBridge 167:e84263d55307 20
AnnaBridge 167:e84263d55307 21 void pin_function(PinName pin, int function)
AnnaBridge 167:e84263d55307 22 {
AnnaBridge 184:08ed48f1de7f 23 struct arm_gpio_dev_t *gpio_dev;
AnnaBridge 184:08ed48f1de7f 24 uint32_t flags;
AnnaBridge 168:9672193075cf 25
AnnaBridge 184:08ed48f1de7f 26 MBED_ASSERT(pin != NC);
AnnaBridge 167:e84263d55307 27
AnnaBridge 184:08ed48f1de7f 28 /* The pin has to be a GPIO pin */
AnnaBridge 168:9672193075cf 29 if (pin >= EXP0 && pin <= EXP51) {
AnnaBridge 184:08ed48f1de7f 30 switch (function) {
AnnaBridge 184:08ed48f1de7f 31 case ALTERNATE_FUNC:
AnnaBridge 184:08ed48f1de7f 32 flags = ARM_GPIO_PIN_DISABLE;
AnnaBridge 184:08ed48f1de7f 33 break;
AnnaBridge 184:08ed48f1de7f 34 case GPIO_FUNC:
AnnaBridge 184:08ed48f1de7f 35 flags = ARM_GPIO_PIN_ENABLE;
AnnaBridge 184:08ed48f1de7f 36 break;
AnnaBridge 184:08ed48f1de7f 37 default:
AnnaBridge 184:08ed48f1de7f 38 return;
AnnaBridge 168:9672193075cf 39 }
AnnaBridge 184:08ed48f1de7f 40
AnnaBridge 184:08ed48f1de7f 41 switch (GPIO_DEV_NUMBER(pin)) {
AnnaBridge 184:08ed48f1de7f 42 #ifdef ARM_GPIO0
AnnaBridge 184:08ed48f1de7f 43 case GPIO0_NUMBER:
AnnaBridge 184:08ed48f1de7f 44 gpio_dev = &ARM_GPIO0_DEV;
AnnaBridge 184:08ed48f1de7f 45 break;
AnnaBridge 184:08ed48f1de7f 46 #endif /* ARM_GPIO0 */
AnnaBridge 184:08ed48f1de7f 47 #ifdef ARM_GPIO1
AnnaBridge 184:08ed48f1de7f 48 case GPIO1_NUMBER:
AnnaBridge 184:08ed48f1de7f 49 gpio_dev = &ARM_GPIO1_DEV;
AnnaBridge 184:08ed48f1de7f 50 break;
AnnaBridge 184:08ed48f1de7f 51 #endif /* ARM_GPIO1 */
AnnaBridge 184:08ed48f1de7f 52 #ifdef ARM_GPIO2
AnnaBridge 184:08ed48f1de7f 53 case GPIO2_NUMBER:
AnnaBridge 184:08ed48f1de7f 54 gpio_dev = &ARM_GPIO2_DEV;
AnnaBridge 184:08ed48f1de7f 55 break;
AnnaBridge 184:08ed48f1de7f 56 #endif /* ARM_GPIO2 */
AnnaBridge 184:08ed48f1de7f 57 #ifdef ARM_GPIO3
AnnaBridge 184:08ed48f1de7f 58 case GPIO3_NUMBER:
AnnaBridge 184:08ed48f1de7f 59 gpio_dev = &ARM_GPIO3_DEV;
AnnaBridge 184:08ed48f1de7f 60 break;
AnnaBridge 184:08ed48f1de7f 61 #endif /* ARM_GPIO3 */
AnnaBridge 184:08ed48f1de7f 62 default:
AnnaBridge 184:08ed48f1de7f 63 error("GPIO %d, associated with expansion pin %d, is disabled",
AnnaBridge 184:08ed48f1de7f 64 pin, GPIO_DEV_NUMBER(pin));
AnnaBridge 184:08ed48f1de7f 65 return;
AnnaBridge 184:08ed48f1de7f 66 }
AnnaBridge 184:08ed48f1de7f 67
AnnaBridge 184:08ed48f1de7f 68 arm_gpio_init(gpio_dev);
AnnaBridge 184:08ed48f1de7f 69 (void)arm_gpio_config(gpio_dev, ARM_GPIO_ACCESS_PIN,
AnnaBridge 184:08ed48f1de7f 70 GPIO_PIN_NUMBER(pin), flags);
AnnaBridge 168:9672193075cf 71 }
AnnaBridge 167:e84263d55307 72 }
AnnaBridge 167:e84263d55307 73
AnnaBridge 167:e84263d55307 74 void pin_mode(PinName pin, PinMode mode)
AnnaBridge 167:e84263d55307 75 {
AnnaBridge 184:08ed48f1de7f 76 MBED_ASSERT(pin != NC);
AnnaBridge 167:e84263d55307 77
AnnaBridge 184:08ed48f1de7f 78 /* PinMode is not supported */
AnnaBridge 167:e84263d55307 79 }