mbed library sources. Supersedes mbed-src.
Dependents: Nucleo_Hello_Encoder BLE_iBeaconScan AM1805_DEMO DISCO-F429ZI_ExportTemplate1 ... more
targets/TARGET_NUVOTON/TARGET_NANO100/device/StdDriver/nano100_gpio.c
- Committer:
- AnnaBridge
- Date:
- 2017-10-02
- Revision:
- 174:b96e65c34a4d
File content as of revision 174:b96e65c34a4d:
/**************************************************************************//** * @file gpio.c * @version V1.00 * $Revision: 3 $ * $Date: 14/09/29 3:50p $ * @brief Nano100 series GPIO driver source file * * @note * Copyright (C) 2014 Nuvoton Technology Corp. All rights reserved. *****************************************************************************/ #include "Nano100Series.h" /** @addtogroup NANO100_Device_Driver NANO100 Device Driver @{ */ /** @addtogroup NANO100_GPIO_Driver GPIO Driver @{ */ /** @addtogroup NANO100_GPIO_EXPORTED_FUNCTIONS GPIO Exported Functions @{ */ /** * @brief Set GPIO operation mode * * @param[in] gpio GPIO port. It could be \ref PA, \ref PB, \ref PC, \ref PD, \ref PE or \ref PF * @param[in] u32PinMask The single or multiple pins of specified GPIO port. * @param[in] u32Mode Operation mode. \ref GPIO_PMD_INPUT, \ref GPIO_PMD_OUTPUT, \ref GPIO_PMD_OPEN_DRAIN * * @return None * * @details This function is used to set specified GPIO operation mode. */ void GPIO_SetMode(GPIO_T *gpio, uint32_t u32PinMask, uint32_t u32Mode) { uint32_t i; for (i=0; i<GPIO_PIN_MAX; i++) { if (u32PinMask & (1 << i)) { gpio->PMD = (gpio->PMD & ~(0x3 << (i << 1))) | (u32Mode << (i << 1)); } } } /** * @brief Enable GPIO interrupt * * @param[in] gpio GPIO port. It could be \ref PA, \ref PB, \ref PC, \ref PD, \ref PE or \ref PF * @param[in] u32Pin The pin of specified GPIO port. It could be 0 ~ 15 * @param[in] u32IntAttribs The interrupt attribute of specified GPIO pin. It could be \n * \ref GPIO_INT_RISING, \ref GPIO_INT_FALLING, \ref GPIO_INT_BOTH_EDGE, \ref GPIO_INT_HIGH, \ref GPIO_INT_LOW * * @return None * * @details This function is used to enable specified GPIO pin interrupt. */ void GPIO_EnableInt(GPIO_T *gpio, uint32_t u32Pin, uint32_t u32IntAttribs) { gpio->IMD |= (((u32IntAttribs >> 24) & 0xFFUL) << u32Pin); gpio->IER |= ((u32IntAttribs & 0xFFFFFFUL) << u32Pin); } /** * @brief Disable GPIO interrupt * * @param[in] gpio GPIO port. It could be \ref PA, \ref PB, \ref PC, \ref PD, \ref PE or \ref PF * @param[in] u32Pin The pin of specified GPIO port. It could be 0 ~ 15 * * @return None * * @details This function is used to enable specified GPIO pin interrupt. */ void GPIO_DisableInt(GPIO_T *gpio, uint32_t u32Pin) { gpio->IMD &= ~(1UL << u32Pin); gpio->IER &= ~((0x00010001UL) << u32Pin); } /*@}*/ /* end of group NANO100_GPIO_EXPORTED_FUNCTIONS */ /*@}*/ /* end of group NANO100_GPIO_Driver */ /*@}*/ /* end of group NANO100_Device_Driver */ /*** (C) COPYRIGHT 2013 Nuvoton Technology Corp. ***/