/** * @file furi_hal_ibutton.h * iButton HAL API */ #pragma once #include #include #ifdef __cplusplus extern "C" { #endif typedef void (*FuriHalIbuttonEmulateCallback)(void* context); /** Initialize */ void furi_hal_ibutton_init(void); /** * Start emulation timer * @param period timer period * @param callback timer callback * @param context callback context */ void furi_hal_ibutton_emulate_start( uint32_t period, FuriHalIbuttonEmulateCallback callback, void* context); /** * Update emulation timer period * @param period new timer period */ void furi_hal_ibutton_emulate_set_next(uint32_t period); /** * Stop emulation timer */ void furi_hal_ibutton_emulate_stop(void); /** * Set the pin to normal mode (open collector), and sets it to float */ void furi_hal_ibutton_pin_configure(void); /** * Sets the pin to analog mode, and sets it to float */ void furi_hal_ibutton_pin_reset(void); /** * iButton write pin * @param state true / false */ void furi_hal_ibutton_pin_write(const bool state); #ifdef __cplusplus } #endif