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/**
*****************************************************************************
* @file cmem7_gpio.h
*
* @brief CMEM7 GPIO header file
*
*
* @version V1.0
* @date 3. September 2013
*
* @note
*
*****************************************************************************
* @attention
*
* THE PRESENT FIRMWARE WHICH IS FOR GUIDANCE ONLY AIMS AT PROVIDING CUSTOMERS
* WITH CODING INFORMATION REGARDING THEIR PRODUCTS IN ORDER FOR THEM TO SAVE
* TIME. AS A RESULT, CAPITAL-MICRO SHALL NOT BE HELD LIABLE FOR ANY DIRECT,
* INDIRECT OR CONSEQUENTIAL DAMAGES WITH RESPECT TO ANY CLAIMS ARISING
* FROM THE CONTENT OF SUCH FIRMWARE AND/OR THE USE MADE BY CUSTOMERS OF THE
* CODING INFORMATION CONTAINED HEREIN IN CONNECTION WITH THEIR PRODUCTS.
*
* <h2><center>© COPYRIGHT 2013 Capital-micro </center></h2>
*****************************************************************************
*/
#ifndef __CMEM7_GPIO_H
#define __CMEM7_GPIO_H
#ifdef __cplusplus
extern "C" {
#endif
#include "cmem7.h"
#include "cmem7_conf.h"
/** @defgroup GPIO_GROUP
* @{
*/
typedef enum {
GPIO_GROUP_GPIO,
} GPIO_GROUP;
#define IS_GPIO_GROUP(GROUP) (((GROUP) == GPIO_GROUP_GPIO))
/**
* @}
*/
/** @defgroup GPIO_PWM_CHANNEL
* @{
*/
typedef enum {
GPIO_PWM_CHANNEL_GPIO_31,
} GPIO_PWM_CHANNEL;
#define IS_GPIO_PWM_CHANNEL(CHANNEL) (((CHANNEL) == GPIO_PWM_CHANNEL_GPIO_31))
/**
* @}
*/
/**
* @brief GPIO initialization
* @note This function should be called at first before any other interfaces.
* @param[in] Group GPIO group, which is a value of @ref GPIO_GROUP
* @param[in] PositiveTrigger Positive edge interrupt trigger if true, or negative edge
* @retval None
*/
void GPIO_Init(uint8_t Group, uint32_t PositiveTrigger);
/**
* @brief Enable or disable GPIO output in the specific group.
* @param[in] Group GPIO group, which is a value of @ref GPIO_GROUP
* @param[in] Enable each bit indicates if the corresponding GPIO pin
* in the specific GPIO group is enable or not
* @retval None
*/
void GPIO_EnableOutput(uint8_t Group, uint32_t Enable);
/**
* @brief Enable or disable GPIO interrupt in the specific group.
* @param[in] Group GPIO group, which is a value of @ref GPIO_GROUP
* @param[in] Enable each bit indicates if the corresponding GPIO pin interrupt
* in the specific GPIO group is enable or not
* @retval None
*/
void GPIO_EnableInt(uint8_t Group, uint32_t Enable);
/**
* @brief Check specific interrupts are set or not
* @param[in] Group GPIO group, which is a value of @ref GPIO_GROUP
* @retval uint32_t each bit indicates if the corresponding GPIO pin interrupt
* in the specific GPIO group is set or not
*/
uint32_t GPIO_GetIntStatus(uint8_t Group);
/**
* @brief Clear GPIO interrupt in the specific group.
* @param[in] Group GPIO group, which is a value of @ref GPIO_GROUP
* @param[in] Clear each bit indicates if the corresponding GPIO pin interrupt
* in the specific GPIO group is clear or not
* @retval None
*/
void GPIO_ClearInt(uint8_t Group, uint32_t Clear);
/**
* @brief Get value of each GPIO pin in the specific group
* @param[in] Group GPIO group, which is a value of @ref GPIO_GROUP
* @retval uint32_t each bit indicates value of the corresponding GPIO pin
* in the specific GPIO group
*/
uint32_t GPIO_Read(uint8_t Group);
/**
* @brief Set value of each GPIO pin in the specific group
* @param[in] Group GPIO group, which is a value of @ref GPIO_GROUP
* @param[in] Unmask each bit indicates value of the corresponding GPIO pin
* in the specific GPIO group is set or not
* @param[in] data each bit indicates value of the corresponding GPIO pin
* in the specific GPIO group to be set
* @retval None
*/
void GPIO_Write(uint8_t Group, uint32_t Unmask, uint32_t data);
/**
* @brief Initialize PWM for the specific GPIO pin
* @note It can work before call GPIO_EnableOutput for the specific GPIO pin
* @param[in] Channel PWM channel, which is a value of @ref GPIO_PWM_CHANNEL
* @param[in] HighLevelNanoSecond Nanosecond which high level lasts
* @param[in] LowLevelNanoSecond Nanosecond which low level lasts
* @retval None
* @see GPIO_EnableOutput
*/
void GPIO_InitPwm(uint8_t Channel, uint32_t HighLevelNanoSecond, uint32_t LowLevelNanoSecond);
/**
* @brief Enable or disable GPIO PWM in the specific channel.
* @param[in] Channel PWM channel, which is a value of @ref GPIO_PWM_CHANNEL
* @param[in] Enable The bit indicates if the specific channel is enable or not
* @retval None
*/
void GPIO_EnablePwm(uint8_t Channel, BOOL Enable);
/**
xjf 20150324
**/
void GPIO_SetBits(uint32_t mask);
void GPIO_clrBits(uint32_t mask);
uint32_t GPIO_getBits(uint32_t mask);
#ifdef __cplusplus
}
#endif
#endif /* __CMEM7_GPIO_H */
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