diff options
Diffstat (limited to 'src/lib/exti.h')
| -rw-r--r-- | src/lib/exti.h | 51 |
1 files changed, 30 insertions, 21 deletions
diff --git a/src/lib/exti.h b/src/lib/exti.h index ccae3a4..c728454 100644 --- a/src/lib/exti.h +++ b/src/lib/exti.h @@ -1,3 +1,28 @@ +/* ***************************************************************************** + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + * + * Created: 12/18/09 02:35:33 + * Copyright (c) 2009 Perry L. Hung. All rights reserved. + * + * ****************************************************************************/ + +/** + * @file exti.h + * + * @brief External interrupt control prototypes and defines + */ + #ifndef _EXTI_H_ #define _EXTI_H_ @@ -26,14 +51,14 @@ * * RM0008, page 107: "PD0, PD1 cannot be used for external interrupt/event generation * on 36, 48, 64-bin packages." - * + * * ---------------------------------------------------------------------------- * Pin to EXTI Line Mappings: - * EXTI0 EXTI1 EXTI2 EXTI3 EXTI4 + * EXTI0 EXTI1 EXTI2 EXTI3 EXTI4 * ---------------------------------------------------------------------------- * D2/PA0 D3/PA1 D1/PA2 D0/A6/PA3 D10/A10/PA4 * D26/EXT7/PB0 D27/EXT8/PB1 D16/A2/PC2 D17/A3/PC3 D18/A4/PC4 - * D14/A0/PC0 D15/PC1 D25/EXT5/PD2 + * D14/A0/PC0 D15/PC1 D25/EXT5/PD2 * * EXTI5 EXTI6 EXTI7 EXTI8 EXTI9 * ---------------------------------------------------------------------------- @@ -53,7 +78,7 @@ * D22/EXT3/PC15 * * - * The 16 EXTI interrupts are mapped to 7 interrupt handlers. + * The 16 EXTI interrupts are mapped to 7 interrupt handlers. * * EXTI Lines to Interrupt Mapping: * EXTI0 -> EXTI0 @@ -64,7 +89,7 @@ * EXTI[5-9] -> EXT9_5 * EXTI[10-15] -> EXT15_10 * - * + * * */ #define NR_EXTI_CHANNELS 16 @@ -84,21 +109,6 @@ #define AFIO_EXTICR3 (AFIO_EVCR + 0x10) #define AFIO_EXTICR4 (AFIO_EVCR + 0x14) -#define NVIC_EXTI1_OFFSET (NVIC_ISER0 + 0x07) -#define NVIC_EXTI9_5_OFFSET (NVIC_ISER0 + 0x17) - -/* NVIC Interrupt Enable registers */ -#define NVIC_ISER0 0xE000E100 -#define NVIC_ISER1 0xE000E104 -#define NVIC_ISER2 0xE000E108 -#define NVIC_ISER3 0xE000E10C - -/* NVIC Interrupt Clear registers */ -#define NVIC_ICER0 0xE000E180 -#define NVIC_ICER1 0xE000E184 -#define NVIC_ICER2 0xE000E188 -#define NVIC_ICER3 0xE000E18C - #define EXTI_RISING 0 #define EXTI_FALLING 1 #define EXTI_RISING_FALLING 2 @@ -125,7 +135,6 @@ #define EXTI_CONFIG_PORTC 2 #define EXTI_CONFIG_PORTD 3 -typedef void (*voidFuncPtr)(void); #ifdef __cplusplus extern "C"{ |