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