fixed drive strength
Fork of mbed-dev by
targets/TARGET_Atmel/TARGET_SAM_CortexM0P/gpio_object.h@163:1d4c9d0af1e9, 2017-04-11 (annotated)
- Committer:
- cpadua
- Date:
- Tue Apr 11 20:39:24 2017 +0000
- Revision:
- 163:1d4c9d0af1e9
- Parent:
- 149:156823d33999
fixed i2c-api.c
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
mbed_official | 15:a81a8d6c1dfe | 1 | /* mbed Microcontroller Library |
mbed_official | 15:a81a8d6c1dfe | 2 | * Copyright (c) 2006-2015 ARM Limited |
mbed_official | 15:a81a8d6c1dfe | 3 | * |
mbed_official | 15:a81a8d6c1dfe | 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
mbed_official | 15:a81a8d6c1dfe | 5 | * you may not use this file except in compliance with the License. |
mbed_official | 15:a81a8d6c1dfe | 6 | * You may obtain a copy of the License at |
mbed_official | 15:a81a8d6c1dfe | 7 | * |
mbed_official | 15:a81a8d6c1dfe | 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
mbed_official | 15:a81a8d6c1dfe | 9 | * |
mbed_official | 15:a81a8d6c1dfe | 10 | * Unless required by applicable law or agreed to in writing, software |
mbed_official | 15:a81a8d6c1dfe | 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
mbed_official | 15:a81a8d6c1dfe | 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
mbed_official | 15:a81a8d6c1dfe | 13 | * See the License for the specific language governing permissions and |
mbed_official | 15:a81a8d6c1dfe | 14 | * limitations under the License. |
mbed_official | 15:a81a8d6c1dfe | 15 | */ |
mbed_official | 15:a81a8d6c1dfe | 16 | #ifndef MBED_GPIO_OBJECT_H |
mbed_official | 15:a81a8d6c1dfe | 17 | #define MBED_GPIO_OBJECT_H |
mbed_official | 15:a81a8d6c1dfe | 18 | |
mbed_official | 15:a81a8d6c1dfe | 19 | #include "mbed_assert.h" |
mbed_official | 15:a81a8d6c1dfe | 20 | |
mbed_official | 15:a81a8d6c1dfe | 21 | #ifdef __cplusplus |
mbed_official | 15:a81a8d6c1dfe | 22 | extern "C" { |
mbed_official | 15:a81a8d6c1dfe | 23 | #endif |
mbed_official | 15:a81a8d6c1dfe | 24 | |
mbed_official | 15:a81a8d6c1dfe | 25 | typedef struct { |
mbed_official | 15:a81a8d6c1dfe | 26 | PinName pin; |
mbed_official | 15:a81a8d6c1dfe | 27 | uint32_t mask; |
mbed_official | 15:a81a8d6c1dfe | 28 | uint8_t powersave; |
mbed_official | 15:a81a8d6c1dfe | 29 | uint8_t mode; |
mbed_official | 15:a81a8d6c1dfe | 30 | uint8_t direction; |
mbed_official | 15:a81a8d6c1dfe | 31 | |
mbed_official | 15:a81a8d6c1dfe | 32 | __IO uint32_t *OUTCLR; |
mbed_official | 15:a81a8d6c1dfe | 33 | __IO uint32_t *OUTSET; |
mbed_official | 15:a81a8d6c1dfe | 34 | __I uint32_t *IN; |
mbed_official | 15:a81a8d6c1dfe | 35 | __I uint32_t *OUT; |
mbed_official | 15:a81a8d6c1dfe | 36 | } gpio_t; |
mbed_official | 15:a81a8d6c1dfe | 37 | |
mbed_official | 15:a81a8d6c1dfe | 38 | static inline void gpio_write(gpio_t *obj, int value) |
mbed_official | 15:a81a8d6c1dfe | 39 | { |
mbed_official | 15:a81a8d6c1dfe | 40 | MBED_ASSERT(obj->pin != (PinName)NC); |
mbed_official | 15:a81a8d6c1dfe | 41 | if (value) |
mbed_official | 15:a81a8d6c1dfe | 42 | *obj->OUTSET = obj->mask; |
mbed_official | 15:a81a8d6c1dfe | 43 | else |
mbed_official | 15:a81a8d6c1dfe | 44 | *obj->OUTCLR = obj->mask; |
mbed_official | 15:a81a8d6c1dfe | 45 | } |
mbed_official | 15:a81a8d6c1dfe | 46 | |
mbed_official | 15:a81a8d6c1dfe | 47 | static inline int gpio_read(gpio_t *obj) |
mbed_official | 15:a81a8d6c1dfe | 48 | { |
mbed_official | 15:a81a8d6c1dfe | 49 | MBED_ASSERT(obj->pin != (PinName)NC); |
mbed_official | 15:a81a8d6c1dfe | 50 | if (obj->direction == PIN_INPUT) |
mbed_official | 15:a81a8d6c1dfe | 51 | return ((*obj->IN & obj->mask) ? 1 : 0); |
mbed_official | 15:a81a8d6c1dfe | 52 | else |
mbed_official | 15:a81a8d6c1dfe | 53 | return ((*obj->OUT & obj->mask) ? 1 : 0); |
mbed_official | 15:a81a8d6c1dfe | 54 | } |
mbed_official | 15:a81a8d6c1dfe | 55 | |
mbed_official | 15:a81a8d6c1dfe | 56 | static inline int gpio_is_connected(const gpio_t *obj) |
mbed_official | 15:a81a8d6c1dfe | 57 | { |
mbed_official | 15:a81a8d6c1dfe | 58 | return obj->pin != (PinName)NC; |
mbed_official | 15:a81a8d6c1dfe | 59 | } |
mbed_official | 15:a81a8d6c1dfe | 60 | |
mbed_official | 15:a81a8d6c1dfe | 61 | #ifdef __cplusplus |
mbed_official | 15:a81a8d6c1dfe | 62 | } |
mbed_official | 15:a81a8d6c1dfe | 63 | #endif |
mbed_official | 15:a81a8d6c1dfe | 64 | |
mbed_official | 15:a81a8d6c1dfe | 65 | #endif |