#pragma once #include "stdbool.h" #include <stm32wbxx_ll_gpio.h> #include <stm32wbxx_ll_system.h> #include <stm32wbxx_ll_exti.h> #ifdef __cplusplus extern "C" { #endif /** * Number of gpio on one port */ #define GPIO_NUMBER (16U) /** * Interrupt callback prototype */ typedef void (*GpioExtiCallback)(void* ctx); /** * Gpio interrupt type */ typedef struct { GpioExtiCallback callback; void* context; volatile bool ready; } GpioInterrupt; /** * Gpio modes */ typedef enum { GpioModeInput, GpioModeOutputPushPull, GpioModeOutputOpenDrain, GpioModeAltFunctionPushPull, GpioModeAltFunctionOpenDrain, GpioModeAnalog, GpioModeInterruptRise, GpioModeInterruptFall, GpioModeInterruptRiseFall, GpioModeEventRise, GpioModeEventFall, GpioModeEventRiseFall, } GpioMode; /** * Gpio pull modes */ typedef enum { GpioPullNo, GpioPullUp, GpioPullDown, } GpioPull; /** * Gpio speed modes */ typedef enum { GpioSpeedLow, GpioSpeedMedium, GpioSpeedHigh, GpioSpeedVeryHigh, } GpioSpeed; /** * Gpio alternate functions */ typedef enum { GpioAltFn0MCO = 0, /*!< MCO Alternate Function mapping */ GpioAltFn0LSCO = 0, /*!< LSCO Alternate Function mapping */ GpioAltFn0JTMS_SWDIO = 0, /*!< JTMS-SWDIO Alternate Function mapping */ GpioAltFn0JTCK_SWCLK = 0, /*!< JTCK-SWCLK Alternate Function mapping */ GpioAltFn0JTDI = 0, /*!< JTDI Alternate Function mapping */ GpioAltFn0RTC_OUT = 0, /*!< RCT_OUT Alternate Function mapping */ GpioAltFn0JTD_TRACE = 0, /*!< JTDO-TRACESWO Alternate Function mapping */ GpioAltFn0NJTRST = 0, /*!< NJTRST Alternate Function mapping */ GpioAltFn0RTC_REFIN = 0, /*!< RTC_REFIN Alternate Function mapping */ GpioAltFn0TRACED0 = 0, /*!< TRACED0 Alternate Function mapping */ GpioAltFn0TRACED1 = 0, /*!< TRACED1 Alternate Function mapping */ GpioAltFn0TRACED2 = 0, /*!< TRACED2 Alternate Function mapping */ GpioAltFn0TRACED3 = 0, /*!< TRACED3 Alternate Function mapping */ GpioAltFn0TRIG_INOUT = 0, /*!< TRIG_INOUT Alternate Function mapping */ GpioAltFn0TRACECK = 0, /*!< TRACECK Alternate Function mapping */ GpioAltFn0SYS = 0, /*!< System Function mapping */ GpioAltFn1TIM1 = 1, /*!< TIM1 Alternate Function mapping */ GpioAltFn1TIM2 = 1, /*!< TIM2 Alternate Function mapping */ GpioAltFn1LPTIM1 = 1, /*!< LPTIM1 Alternate Function mapping */ GpioAltFn2TIM2 = 2, /*!< TIM2 Alternate Function mapping */ GpioAltFn2TIM1 = 2, /*!< TIM1 Alternate Function mapping */ GpioAltFn3SAI1 = 3, /*!< SAI1_CK1 Alternate Function mapping */ GpioAltFn3SPI2 = 3, /*!< SPI2 Alternate Function mapping */ GpioAltFn3TIM1 = 3, /*!< TIM1 Alternate Function mapping */ GpioAltFn4I2C1 = 4, /*!< I2C1 Alternate Function mapping */ GpioAltFn4I2C3 = 4, /*!< I2C3 Alternate Function mapping */ GpioAltFn5SPI1 = 5, /*!< SPI1 Alternate Function mapping */ GpioAltFn5SPI2 = 5, /*!< SPI2 Alternate Function mapping */ GpioAltFn6MCO = 6, /*!< MCO Alternate Function mapping */ GpioAltFn6LSCO = 6, /*!< LSCO Alternate Function mapping */ GpioAltFn6RF_DTB0 = 6, /*!< RF_DTB0 Alternate Function mapping */ GpioAltFn6RF_DTB1 = 6, /*!< RF_DTB1 Alternate Function mapping */ GpioAltFn6RF_DTB2 = 6, /*!< RF_DTB2 Alternate Function mapping */ GpioAltFn6RF_DTB3 = 6, /*!< RF_DTB3 Alternate Function mapping */ GpioAltFn6RF_DTB4 = 6, /*!< RF_DTB4 Alternate Function mapping */ GpioAltFn6RF_DTB5 = 6, /*!< RF_DTB5 Alternate Function mapping */ GpioAltFn6RF_DTB6 = 6, /*!< RF_DTB6 Alternate Function mapping */ GpioAltFn6RF_DTB7 = 6, /*!< RF_DTB7 Alternate Function mapping */ GpioAltFn6RF_DTB8 = 6, /*!< RF_DTB8 Alternate Function mapping */ GpioAltFn6RF_DTB9 = 6, /*!< RF_DTB9 Alternate Function mapping */ GpioAltFn6RF_DTB10 = 6, /*!< RF_DTB10 Alternate Function mapping */ GpioAltFn6RF_DTB11 = 6, /*!< RF_DTB11 Alternate Function mapping */ GpioAltFn6RF_DTB12 = 6, /*!< RF_DTB12 Alternate Function mapping */ GpioAltFn6RF_DTB13 = 6, /*!< RF_DTB13 Alternate Function mapping */ GpioAltFn6RF_DTB14 = 6, /*!< RF_DTB14 Alternate Function mapping */ GpioAltFn6RF_DTB15 = 6, /*!< RF_DTB15 Alternate Function mapping */ GpioAltFn6RF_DTB16 = 6, /*!< RF_DTB16 Alternate Function mapping */ GpioAltFn6RF_DTB17 = 6, /*!< RF_DTB17 Alternate Function mapping */ GpioAltFn6RF_DTB18 = 6, /*!< RF_DTB18 Alternate Function mapping */ GpioAltFn6RF_MISO = 6, /*!< RF_MISO Alternate Function mapping */ GpioAltFn6RF_MOSI = 6, /*!< RF_MOSI Alternate Function mapping */ GpioAltFn6RF_SCK = 6, /*!< RF_SCK Alternate Function mapping */ GpioAltFn6RF_NSS = 6, /*!< RF_NSS Alternate Function mapping */ GpioAltFn7USART1 = 7, /*!< USART1 Alternate Function mapping */ GpioAltFn8LPUART1 = 8, /*!< LPUART1 Alternate Function mapping */ GpioAltFn8IR = 8, /*!< IR Alternate Function mapping */ GpioAltFn9TSC = 9, /*!< TSC Alternate Function mapping */ GpioAltFn10QUADSPI = 10, /*!< QUADSPI Alternate Function mapping */ GpioAltFn10USB = 10, /*!< USB Alternate Function mapping */ GpioAltFn11LCD = 11, /*!< LCD Alternate Function mapping */ GpioAltFn12COMP1 = 12, /*!< COMP1 Alternate Function mapping */ GpioAltFn12COMP2 = 12, /*!< COMP2 Alternate Function mapping */ GpioAltFn12TIM1 = 12, /*!< TIM1 Alternate Function mapping */ GpioAltFn13SAI1 = 13, /*!< SAI1 Alternate Function mapping */ GpioAltFn14TIM2 = 14, /*!< TIM2 Alternate Function mapping */ GpioAltFn14TIM16 = 14, /*!< TIM16 Alternate Function mapping */ GpioAltFn14TIM17 = 14, /*!< TIM17 Alternate Function mapping */ GpioAltFn14LPTIM2 = 14, /*!< LPTIM2 Alternate Function mapping */ GpioAltFn15EVENTOUT = 15, /*!< EVENTOUT Alternate Function mapping */ GpioAltFnUnused = 16, /*!< just dummy value */ } GpioAltFn; /** * Gpio structure */ typedef struct { GPIO_TypeDef* port; uint16_t pin; } GpioPin; /** * GPIO initialization function, simple version * @param gpio GpioPin * @param mode GpioMode */ void furi_hal_gpio_init_simple(const GpioPin* gpio, const GpioMode mode); /** * GPIO initialization function, normal version * @param gpio GpioPin * @param mode GpioMode * @param pull GpioPull * @param speed GpioSpeed */ void furi_hal_gpio_init( const GpioPin* gpio, const GpioMode mode, const GpioPull pull, const GpioSpeed speed); /** * GPIO initialization function, extended version * @param gpio GpioPin * @param mode GpioMode * @param pull GpioPull * @param speed GpioSpeed * @param alt_fn GpioAltFn */ void furi_hal_gpio_init_ex( const GpioPin* gpio, const GpioMode mode, const GpioPull pull, const GpioSpeed speed, const GpioAltFn alt_fn); /** * Add and enable interrupt * @param gpio GpioPin * @param cb GpioExtiCallback * @param ctx context for callback */ void furi_hal_gpio_add_int_callback(const GpioPin* gpio, GpioExtiCallback cb, void* ctx); /** * Enable interrupt * @param gpio GpioPin */ void furi_hal_gpio_enable_int_callback(const GpioPin* gpio); /** * Disable interrupt * @param gpio GpioPin */ void furi_hal_gpio_disable_int_callback(const GpioPin* gpio); /** * Remove interrupt * @param gpio GpioPin */ void furi_hal_gpio_remove_int_callback(const GpioPin* gpio); /** * GPIO write pin * @param gpio GpioPin * @param state true / false */ static inline void furi_hal_gpio_write(const GpioPin* gpio, const bool state) { // writing to BSSR is an atomic operation if(state == true) { gpio->port->BSRR = gpio->pin; } else { gpio->port->BSRR = (uint32_t)gpio->pin << GPIO_NUMBER; } } /** * GPIO read pin * @param port GPIO port * @param pin pin mask * @return true / false */ static inline void furi_hal_gpio_write_port_pin(GPIO_TypeDef* port, uint16_t pin, const bool state) { // writing to BSSR is an atomic operation if(state == true) { port->BSRR = pin; } else { port->BSRR = pin << GPIO_NUMBER; } } /** * GPIO read pin * @param gpio GpioPin * @return true / false */ static inline bool furi_hal_gpio_read(const GpioPin* gpio) { if((gpio->port->IDR & gpio->pin) != 0x00U) { return true; } else { return false; } } /** * GPIO read pin * @param port GPIO port * @param pin pin mask * @return true / false */ static inline bool furi_hal_gpio_read_port_pin(GPIO_TypeDef* port, uint16_t pin) { if((port->IDR & pin) != 0x00U) { return true; } else { return false; } } #ifdef __cplusplus } #endif