unleashed-firmware/lib/digital_signal/digital_signal_i.h
gornekich d92b0a82cc
NFC refactoring (#3050)
"A long time ago in a galaxy far, far away...." we started NFC subsystem refactoring.

Starring:

- @gornekich - NFC refactoring project lead, architect, senior developer
- @gsurkov - architect, senior developer
- @RebornedBrain - senior developer

Supporting roles:

- @skotopes, @DrZlo13, @hedger - general architecture advisors, code review
- @Astrrra, @doomwastaken, @Hellitron, @ImagineVagon333 - quality assurance

Special thanks:

@bettse, @pcunning, @nxv, @noproto, @AloneLiberty and everyone else who has been helping us all this time and contributing valuable knowledges, ideas and source code.
2023-10-24 12:08:09 +09:00

23 lines
826 B
C

/**
* @file digital_signal_i.h
* @brief DigitalSignal private definitions.
*
* This file is an implementation detail. It must not be included in
* any public API-related headers.
*/
#include <stdint.h>
#include <stdbool.h>
#define DIGITAL_SIGNAL_T_TIM 1562 /**< 15.625 ns *100 */
#define DIGITAL_SIGNAL_T_TIM_DIV2 (DIGITAL_SIGNAL_T_TIM / 2) /**< 15.625 ns / 2 *100 */
/**
* @brief DigitalSignal structure type.
*/
struct DigitalSignal {
bool start_level; /**< The level to begin the signal with. */
uint32_t size; /**< Current period count contained in the instance. */
uint32_t max_size; /**< Maximum period count this instance can hold. */
uint32_t* data; /**< Pointer to the array of time periods. */
int32_t remainder; /**< Remainder left after converting all periods into timer ticks. */
};