Nordic stack and drivers for the mbed BLE API
Fork of nRF51822 by
TARGET_MCU_NRF51822/sdk/source/drivers_nrf/hal/nrf_gpio.h
- Committer:
- Vincent Coubard
- Date:
- 2016-09-14
- Revision:
- 638:c90ae1400bf2
File content as of revision 638:c90ae1400bf2:
/* * Copyright (c) Nordic Semiconductor ASA * All rights reserved. * * Redistribution and use in source and binary forms, with or without modification, * are permitted provided that the following conditions are met: * * 1. Redistributions of source code must retain the above copyright notice, this * list of conditions and the following disclaimer. * * 2. Redistributions in binary form must reproduce the above copyright notice, this * list of conditions and the following disclaimer in the documentation and/or * other materials provided with the distribution. * * 3. Neither the name of Nordic Semiconductor ASA nor the names of other * contributors to this software may be used to endorse or promote products * derived from this software without specific prior written permission. * * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. * */ #ifndef NRF_GPIO_H__ #define NRF_GPIO_H__ #include "nrf.h" #include <stdbool.h> /** * @defgroup nrf_gpio GPIO abstraction * @{ * @ingroup nrf_drivers * @brief GPIO pin abstraction and port abstraction for reading and writing byte-wise to GPIO ports. * * Here, the GPIO ports are defined as follows: * - Port 0 -> pin 0-7 * - Port 1 -> pin 8-15 * - Port 2 -> pin 16-23 * - Port 3 -> pin 24-31 */ #define NUMBER_OF_PINS 32 /** * @brief Enumerator used for selecting between port 0 - 3. */ typedef enum { NRF_GPIO_PORT_SELECT_PORT0 = 0, ///< Port 0 (GPIO pin 0-7) NRF_GPIO_PORT_SELECT_PORT1, ///< Port 1 (GPIO pin 8-15) NRF_GPIO_PORT_SELECT_PORT2, ///< Port 2 (GPIO pin 16-23) NRF_GPIO_PORT_SELECT_PORT3, ///< Port 3 (GPIO pin 24-31) } nrf_gpio_port_select_t; /** * @brief Enumerator used for setting the direction of a GPIO port. */ typedef enum { NRF_GPIO_PORT_DIR_OUTPUT, ///< Output NRF_GPIO_PORT_DIR_INPUT ///< Input } nrf_gpio_port_dir_t; /** * @brief Pin direction definitions. */ typedef enum { NRF_GPIO_PIN_DIR_INPUT = GPIO_PIN_CNF_DIR_Input, ///< Input NRF_GPIO_PIN_DIR_OUTPUT = GPIO_PIN_CNF_DIR_Output ///< Output } nrf_gpio_pin_dir_t; /** * @brief Connection of input buffer */ typedef enum { NRF_GPIO_PIN_INPUT_CONNECT = GPIO_PIN_CNF_INPUT_Connect, ///< Connect input buffer NRF_GPIO_PIN_INPUT_DISCONNECT = GPIO_PIN_CNF_INPUT_Disconnect ///< Disconnect input buffer } nrf_gpio_pin_input_t; /** * @brief Enumerator used for selecting the pin to be pulled down or up at the time of pin configuration */ typedef enum { NRF_GPIO_PIN_NOPULL = GPIO_PIN_CNF_PULL_Disabled, ///< Pin pullup resistor disabled NRF_GPIO_PIN_PULLDOWN = GPIO_PIN_CNF_PULL_Pulldown, ///< Pin pulldown resistor enabled NRF_GPIO_PIN_PULLUP = GPIO_PIN_CNF_PULL_Pullup, ///< Pin pullup resistor enabled } nrf_gpio_pin_pull_t; /** * @brief Enumerator used for selecting output drive mode */ typedef enum { NRF_GPIO_PIN_S0S1 = GPIO_PIN_CNF_DRIVE_S0S1, ///< !< Standard '0', standard '1' NRF_GPIO_PIN_H0S1 = GPIO_PIN_CNF_DRIVE_H0S1, ///< !< High drive '0', standard '1' NRF_GPIO_PIN_S0H1 = GPIO_PIN_CNF_DRIVE_S0H1, ///< !< Standard '0', high drive '1' NRF_GPIO_PIN_H0H1 = GPIO_PIN_CNF_DRIVE_H0H1, ///< !< High drive '0', high 'drive '1'' NRF_GPIO_PIN_D0S1 = GPIO_PIN_CNF_DRIVE_D0S1, ///< !< Disconnect '0' standard '1' NRF_GPIO_PIN_D0H1 = GPIO_PIN_CNF_DRIVE_D0H1, ///< !< Disconnect '0', high drive '1' NRF_GPIO_PIN_S0D1 = GPIO_PIN_CNF_DRIVE_S0D1, ///< !< Standard '0'. disconnect '1' NRF_GPIO_PIN_H0D1 = GPIO_PIN_CNF_DRIVE_H0D1, ///< !< High drive '0', disconnect '1' } nrf_gpio_pin_drive_t; /** * @brief Enumerator used for selecting the pin to sense high or low level on the pin input. */ typedef enum { NRF_GPIO_PIN_NOSENSE = GPIO_PIN_CNF_SENSE_Disabled, ///< Pin sense level disabled. NRF_GPIO_PIN_SENSE_LOW = GPIO_PIN_CNF_SENSE_Low, ///< Pin sense low level. NRF_GPIO_PIN_SENSE_HIGH = GPIO_PIN_CNF_SENSE_High, ///< Pin sense high level. } nrf_gpio_pin_sense_t; /** * @brief Function for configuring the GPIO pin range as outputs with normal drive strength. * This function can be used to configure pin range as simple output with gate driving GPIO_PIN_CNF_DRIVE_S0S1 (normal cases). * * @param pin_range_start specifies the start number (inclusive) in the range of pin numbers to be configured (allowed values 0-30) * * @param pin_range_end specifies the end number (inclusive) in the range of pin numbers to be configured (allowed values 0-30) * * @note For configuring only one pin as output use @ref nrf_gpio_cfg_output * Sense capability on the pin is disabled, and input is disconnected from the buffer as the pins are configured as output. */ __STATIC_INLINE void nrf_gpio_range_cfg_output(uint32_t pin_range_start, uint32_t pin_range_end); /** * @brief Function for configuring the GPIO pin range as inputs with given initial value set, hiding inner details. * This function can be used to configure pin range as simple input. * * @param pin_range_start specifies the start number (inclusive) in the range of pin numbers to be configured (allowed values 0-30) * * @param pin_range_end specifies the end number (inclusive) in the range of pin numbers to be configured (allowed values 0-30) * * @param pull_config State of the pin range pull resistor (no pull, pulled down or pulled high) * * @note For configuring only one pin as input use @ref nrf_gpio_cfg_input * Sense capability on the pin is disabled, and input is connected to buffer so that the GPIO->IN register is readable */ __STATIC_INLINE void nrf_gpio_range_cfg_input(uint32_t pin_range_start, uint32_t pin_range_end, nrf_gpio_pin_pull_t pull_config); /** * @brief Pin configuration function * * The main pin configuration function. * This function allows to set any aspect in PIN_CNF register. * @param pin_number Specifies the pin number (allowed values 0-31). * @param dir Pin direction * @param input Connect or disconnect input buffer * @param pull Pull configuration * @param drive Drive configuration * @param sense Pin sensing mechanism */ __STATIC_INLINE void nrf_gpio_cfg( uint32_t pin_number, nrf_gpio_pin_dir_t dir, nrf_gpio_pin_input_t input, nrf_gpio_pin_pull_t pull, nrf_gpio_pin_drive_t drive, nrf_gpio_pin_sense_t sense); /** * @brief Function for configuring the given GPIO pin number as output with given initial value set, hiding inner details. * This function can be used to configure pin range as simple input with gate driving GPIO_PIN_CNF_DRIVE_S0S1 (normal cases). * * @param pin_number specifies the pin number (allowed values 0-31) * * @note Sense capability on the pin is disabled, and input is disconnected from the buffer as the pins are configured as output. */ __STATIC_INLINE void nrf_gpio_cfg_output(uint32_t pin_number); /** * @brief Function for configuring the given GPIO pin number as input with given initial value set, hiding inner details. * This function can be used to configure pin range as simple input with gate driving GPIO_PIN_CNF_DRIVE_S0S1 (normal cases). * * @param pin_number Specifies the pin number (allowed values 0-30). * @param pull_config State of the pin range pull resistor (no pull, pulled down or pulled high). * * @note Sense capability on the pin is disabled, and input is connected to buffer so that the GPIO->IN register is readable */ __STATIC_INLINE void nrf_gpio_cfg_input(uint32_t pin_number, nrf_gpio_pin_pull_t pull_config); /** * @brief Function for reseting pin configuration to its default state. * * @param pin_number Specifies the pin number (allowed values 0-31). */ __STATIC_INLINE void nrf_gpio_cfg_default(uint32_t pin_number); /** * @brief Function for configuring the given GPIO pin number as a watcher. Only input is connected. * * @param pin_number Specifies the pin number (allowed values 0-31). * */ __STATIC_INLINE void nrf_gpio_cfg_watcher(uint32_t pin_number); /** * @brief Function for disconnecting input for the given GPIO. * * @param pin_number Specifies the pin number (allowed values 0-31). * */ __STATIC_INLINE void nrf_gpio_input_disconnect(uint32_t pin_number); /** * @brief Function for configuring the given GPIO pin number as input with given initial value set, hiding inner details. * This function can be used to configure pin range as simple input with gate driving GPIO_PIN_CNF_DRIVE_S0S1 (normal cases). * Sense capability on the pin is configurable, and input is connected to buffer so that the GPIO->IN register is readable. * * @param pin_number Specifies the pin number (allowed values 0-30). * @param pull_config State of the pin pull resistor (no pull, pulled down or pulled high). * @param sense_config Sense level of the pin (no sense, sense low or sense high). */ __STATIC_INLINE void nrf_gpio_cfg_sense_input(uint32_t pin_number, nrf_gpio_pin_pull_t pull_config, nrf_gpio_pin_sense_t sense_config); /** * @brief Function for configuring sense level for the given GPIO. * * @param pin_number Specifies the pin number of gpio pin numbers to be configured (allowed values 0-30). * @param sense_config Sense configuration. * */ __STATIC_INLINE void nrf_gpio_cfg_sense_set(uint32_t pin_number, nrf_gpio_pin_sense_t sense_config); /** * @brief Function for setting the direction for a GPIO pin. * * @param pin_number specifies the pin number [0:31] for which to * set the direction. * * @param direction specifies the direction */ __STATIC_INLINE void nrf_gpio_pin_dir_set(uint32_t pin_number, nrf_gpio_pin_dir_t direction); /** * @brief Function for setting a GPIO pin. * * Note that the pin must be configured as an output for this * function to have any effect. * * @param pin_number specifies the pin number [0:31] to * set. */ __STATIC_INLINE void nrf_gpio_pin_set(uint32_t pin_number); /** * @brief Function for setting GPIO pins. * * Note that pins must be configured as an output for this * function to have any effect. * * @param pin_mask Specifies the pins to set. * set. */ __STATIC_INLINE void nrf_gpio_pins_set(uint32_t pin_mask); /** * @brief Function for clearing a GPIO pin. * * Note that the pin must be configured as an output for this * function to have any effect. * * @param pin_number specifies the pin number [0:31] to * clear. */ __STATIC_INLINE void nrf_gpio_pin_clear(uint32_t pin_number); /** * @brief Function for clearing GPIO pins. * * Note that pins must be configured as an output for this * function to have any effect. * * @param pin_mask Specifies the pins to clear. * set. */ __STATIC_INLINE void nrf_gpio_pins_clear(uint32_t pin_mask); /** * @brief Function for toggling a GPIO pin. * * Note that the pin must be configured as an output for this * function to have any effect. * * @param pin_number specifies the pin number [0:31] to * toggle. */ __STATIC_INLINE void nrf_gpio_pin_toggle(uint32_t pin_number); /** * @brief Function for writing a value to a GPIO pin. * * Note that the pin must be configured as an output for this * function to have any effect. * * @param pin_number specifies the pin number [0:31] to * write. * * @param value specifies the value to be written to the pin. * @arg 0 clears the pin * @arg >=1 sets the pin. */ __STATIC_INLINE void nrf_gpio_pin_write(uint32_t pin_number, uint32_t value); /** * @brief Function for reading the input level of a GPIO pin. * * Note that the pin must have input connected for the value * returned from this function to be valid. * * @param pin_number specifies the pin number [0:31] to * read. * * @return * @retval 0 if the pin input level is low. * @retval 1 if the pin input level is high. * @retval > 1 should never occur. */ __STATIC_INLINE uint32_t nrf_gpio_pin_read(uint32_t pin_number); /** * @brief Function for reading the input level of all GPIO pins. * * Note that the pin must have input connected for the value * returned from this function to be valid. * * @retval Status of input of all pins */ __STATIC_INLINE uint32_t nrf_gpio_pins_read(void); /** * @brief Function for reading the sense configuration of a GPIO pin. * * @param pin_number specifies the pin number [0:31] to * read. * * @retval Sense configuration */ __STATIC_INLINE nrf_gpio_pin_sense_t nrf_gpio_pin_sense_get(uint32_t pin_number); /** * @brief Generic function for writing a single byte of a 32 bit word at a given * address. * * This function should not be called from outside the nrf_gpio * abstraction layer. * * @param word_address is the address of the word to be written. * * @param byte_no is the word byte number (0-3) to be written. * * @param value is the value to be written to byte "byte_no" of word * at address "word_address" */ __STATIC_INLINE void nrf_gpio_word_byte_write(volatile uint32_t * word_address, uint8_t byte_no, uint8_t value); /** * @brief Generic function for reading a single byte of a 32 bit word at a given * address. * * This function should not be called from outside the nrf_gpio * abstraction layer. * * @param word_address is the address of the word to be read. * * @param byte_no is the byte number (0-3) of the word to be read. * * @return byte "byte_no" of word at address "word_address". */ __STATIC_INLINE uint8_t nrf_gpio_word_byte_read(const volatile uint32_t* word_address, uint8_t byte_no); /** * @brief Function for setting the direction of a port. * * @param port is the port for which to set the direction. * * @param dir direction to be set for this port. */ __STATIC_INLINE void nrf_gpio_port_dir_set(nrf_gpio_port_select_t port, nrf_gpio_port_dir_t dir); /** * @brief Function for reading a GPIO port. * * @param port is the port to read. * * @return the input value on this port. */ __STATIC_INLINE uint8_t nrf_gpio_port_read(nrf_gpio_port_select_t port); /** * @brief Function for writing to a GPIO port. * * @param port is the port to write. * * @param value is the value to write to this port. * * @sa nrf_gpio_port_dir_set() */ __STATIC_INLINE void nrf_gpio_port_write(nrf_gpio_port_select_t port, uint8_t value); /** * @brief Function for setting individual pins on GPIO port. * * @param port is the port for which to set the pins. * * @param set_mask is a mask specifying which pins to set. A bit * set to 1 indicates that the corresponding port pin shall be * set. * * @sa nrf_gpio_port_dir_set() */ __STATIC_INLINE void nrf_gpio_port_set(nrf_gpio_port_select_t port, uint8_t set_mask); /** * @brief Function for clearing individual pins on GPIO port. * * @param port is the port for which to clear the pins. * * @param clr_mask is a mask specifying which pins to clear. A bit * set to 1 indicates that the corresponding port pin shall be * cleared. * * @sa nrf_gpio_port_dir_set() */ __STATIC_INLINE void nrf_gpio_port_clear(nrf_gpio_port_select_t port, uint8_t clr_mask); #ifndef SUPPRESS_INLINE_IMPLEMENTATION __STATIC_INLINE void nrf_gpio_range_cfg_output(uint32_t pin_range_start, uint32_t pin_range_end) { /*lint -e{845} // A zero has been given as right argument to operator '|'" */ for (; pin_range_start <= pin_range_end; pin_range_start++) { nrf_gpio_cfg_output(pin_range_start); } } __STATIC_INLINE void nrf_gpio_range_cfg_input(uint32_t pin_range_start, uint32_t pin_range_end, nrf_gpio_pin_pull_t pull_config) { /*lint -e{845} // A zero has been given as right argument to operator '|'" */ for (; pin_range_start <= pin_range_end; pin_range_start++) { nrf_gpio_cfg_input(pin_range_start, pull_config); } } __STATIC_INLINE void nrf_gpio_cfg( uint32_t pin_number, nrf_gpio_pin_dir_t dir, nrf_gpio_pin_input_t input, nrf_gpio_pin_pull_t pull, nrf_gpio_pin_drive_t drive, nrf_gpio_pin_sense_t sense) { NRF_GPIO->PIN_CNF[pin_number] = ((uint32_t)dir << GPIO_PIN_CNF_DIR_Pos) | ((uint32_t)input << GPIO_PIN_CNF_INPUT_Pos) | ((uint32_t)pull << GPIO_PIN_CNF_PULL_Pos) | ((uint32_t)drive << GPIO_PIN_CNF_DRIVE_Pos) | ((uint32_t)sense << GPIO_PIN_CNF_SENSE_Pos); } __STATIC_INLINE void nrf_gpio_cfg_output(uint32_t pin_number) { nrf_gpio_cfg( pin_number, NRF_GPIO_PIN_DIR_OUTPUT, NRF_GPIO_PIN_INPUT_DISCONNECT, NRF_GPIO_PIN_NOPULL, NRF_GPIO_PIN_S0S1, NRF_GPIO_PIN_NOSENSE); } __STATIC_INLINE void nrf_gpio_cfg_input(uint32_t pin_number, nrf_gpio_pin_pull_t pull_config) { nrf_gpio_cfg( pin_number, NRF_GPIO_PIN_DIR_INPUT, NRF_GPIO_PIN_INPUT_CONNECT, pull_config, NRF_GPIO_PIN_S0S1, NRF_GPIO_PIN_NOSENSE); } __STATIC_INLINE void nrf_gpio_cfg_default(uint32_t pin_number) { nrf_gpio_cfg( pin_number, NRF_GPIO_PIN_DIR_INPUT, NRF_GPIO_PIN_INPUT_DISCONNECT, NRF_GPIO_PIN_NOPULL, NRF_GPIO_PIN_S0S1, NRF_GPIO_PIN_NOSENSE); } __STATIC_INLINE void nrf_gpio_cfg_watcher(uint32_t pin_number) { /*lint -e{845} // A zero has been given as right argument to operator '|'" */ uint32_t cnf = NRF_GPIO->PIN_CNF[pin_number] & ~GPIO_PIN_CNF_INPUT_Msk; NRF_GPIO->PIN_CNF[pin_number] = cnf | (GPIO_PIN_CNF_INPUT_Connect << GPIO_PIN_CNF_INPUT_Pos); } __STATIC_INLINE void nrf_gpio_input_disconnect(uint32_t pin_number) { /*lint -e{845} // A zero has been given as right argument to operator '|'" */ uint32_t cnf = NRF_GPIO->PIN_CNF[pin_number] & ~GPIO_PIN_CNF_INPUT_Msk; NRF_GPIO->PIN_CNF[pin_number] = cnf | (GPIO_PIN_CNF_INPUT_Disconnect << GPIO_PIN_CNF_INPUT_Pos); } __STATIC_INLINE void nrf_gpio_cfg_sense_input(uint32_t pin_number, nrf_gpio_pin_pull_t pull_config, nrf_gpio_pin_sense_t sense_config) { nrf_gpio_cfg( pin_number, NRF_GPIO_PIN_DIR_INPUT, NRF_GPIO_PIN_INPUT_CONNECT, pull_config, NRF_GPIO_PIN_S0S1, sense_config); } __STATIC_INLINE void nrf_gpio_cfg_sense_set(uint32_t pin_number, nrf_gpio_pin_sense_t sense_config) { /*lint -e{845} // A zero has been given as right argument to operator '|'" */ //uint32_t cnf = NRF_GPIO->PIN_CNF[pin_number] & ~GPIO_PIN_CNF_SENSE_Msk; NRF_GPIO->PIN_CNF[pin_number] &= ~GPIO_PIN_CNF_SENSE_Msk; NRF_GPIO->PIN_CNF[pin_number] |= (sense_config << GPIO_PIN_CNF_SENSE_Pos); } __STATIC_INLINE void nrf_gpio_pin_dir_set(uint32_t pin_number, nrf_gpio_pin_dir_t direction) { if(direction == NRF_GPIO_PIN_DIR_INPUT) { nrf_gpio_cfg( pin_number, NRF_GPIO_PIN_DIR_INPUT, NRF_GPIO_PIN_INPUT_CONNECT, NRF_GPIO_PIN_NOPULL, NRF_GPIO_PIN_S0S1, NRF_GPIO_PIN_NOSENSE); } else { NRF_GPIO->DIRSET = (1UL << pin_number); } } __STATIC_INLINE void nrf_gpio_pin_set(uint32_t pin_number) { NRF_GPIO->OUTSET = (1UL << pin_number); } __STATIC_INLINE void nrf_gpio_pins_set(uint32_t pin_mask) { NRF_GPIO->OUTSET = pin_mask; } __STATIC_INLINE void nrf_gpio_pin_clear(uint32_t pin_number) { NRF_GPIO->OUTCLR = (1UL << pin_number); } __STATIC_INLINE void nrf_gpio_pins_clear(uint32_t pin_mask) { NRF_GPIO->OUTCLR = pin_mask; } __STATIC_INLINE void nrf_gpio_pin_toggle(uint32_t pin_number) { const uint32_t pin_bit = 1UL << pin_number; const uint32_t pin_state = ((NRF_GPIO->OUT >> pin_number) & 1UL); if (pin_state == 0) { // Current state low, set high. NRF_GPIO->OUTSET = pin_bit; } else { // Current state high, set low. NRF_GPIO->OUTCLR = pin_bit; } } __STATIC_INLINE void nrf_gpio_pin_write(uint32_t pin_number, uint32_t value) { if (value == 0) { nrf_gpio_pin_clear(pin_number); } else { nrf_gpio_pin_set(pin_number); } } __STATIC_INLINE uint32_t nrf_gpio_pin_read(uint32_t pin_number) { return ((NRF_GPIO->IN >> pin_number) & 1UL); } __STATIC_INLINE uint32_t nrf_gpio_pins_read(void) { return NRF_GPIO->IN; } __STATIC_INLINE nrf_gpio_pin_sense_t nrf_gpio_pin_sense_get(uint32_t pin_number) { return (nrf_gpio_pin_sense_t)((NRF_GPIO->PIN_CNF[pin_number] & GPIO_PIN_CNF_SENSE_Msk) >> GPIO_PIN_CNF_SENSE_Pos); } __STATIC_INLINE void nrf_gpio_word_byte_write(volatile uint32_t * word_address, uint8_t byte_no, uint8_t value) { *((volatile uint8_t*)(word_address) + byte_no) = value; } __STATIC_INLINE uint8_t nrf_gpio_word_byte_read(const volatile uint32_t* word_address, uint8_t byte_no) { return (*((const volatile uint8_t*)(word_address) + byte_no)); } __STATIC_INLINE void nrf_gpio_port_dir_set(nrf_gpio_port_select_t port, nrf_gpio_port_dir_t dir) { if (dir == NRF_GPIO_PORT_DIR_OUTPUT) { nrf_gpio_word_byte_write(&NRF_GPIO->DIRSET, port, 0xFF); } else { nrf_gpio_range_cfg_input(port*8, (port+1)*8-1, NRF_GPIO_PIN_NOPULL); } } __STATIC_INLINE uint8_t nrf_gpio_port_read(nrf_gpio_port_select_t port) { return nrf_gpio_word_byte_read(&NRF_GPIO->IN, port); } __STATIC_INLINE void nrf_gpio_port_write(nrf_gpio_port_select_t port, uint8_t value) { nrf_gpio_word_byte_write(&NRF_GPIO->OUT, port, value); } __STATIC_INLINE void nrf_gpio_port_set(nrf_gpio_port_select_t port, uint8_t set_mask) { nrf_gpio_word_byte_write(&NRF_GPIO->OUTSET, port, set_mask); } __STATIC_INLINE void nrf_gpio_port_clear(nrf_gpio_port_select_t port, uint8_t clr_mask) { nrf_gpio_word_byte_write(&NRF_GPIO->OUTCLR, port, clr_mask); } #endif //SUPPRESS_INLINE_IMPLEMENTATION /** @} */ #endif