flipperzero-firmware/lib/lfrfid/tools/fsk_osc.h
SG 9bfb641d3e
[FL-2529][FL-1628] New LF-RFID subsystem (#1601)
* Makefile: unit tests pack
* RFID: pulse joiner and its unit test
* Move pulse protocol helpers to appropriate place
* Drop pulse_joiner tests
* Generic protocol, protocols dictionary, unit test
* Protocol dict unit test
* iButton: protocols dictionary
* Lib: varint
* Lib: profiler
* Unit test: varint
* rfid: worker mockup
* LFRFID: em4100 unit test
* Storage: file_exist function
* rfid: fsk osc
* rfid: generic fsk demodulator
* rfid: protocol em4100
* rfid: protocol h10301
* rfid: protocol io prox xsf
* Unit test: rfid protocols
* rfid: new hal
* rfid: raw worker
* Unit test: fix error output
* rfid: worker
* rfid: plain c cli
* fw: migrate to scons
* lfrfid: full io prox support
* unit test: io prox protocol
* SubGHZ: move bit defines to source
* FSK oscillator: level duration compability
* libs: bit manipulation library
* lfrfid: ioprox protocol, use bit library and new level duration method of FSK ocillator
* bit lib: unit tests
* Bit lib: parity tests, remove every nth bit, copy bits
* Lfrfid: awid protocol
* bit lib: uint16 and uint32 getters, unit tests
* lfrfid: FDX-B read, draft version
* Minunit: better memeq assert
* bit lib: reverse, print, print regions
* Protocol dict: get protocol features, get protocol validate count
* lfrfid worker: improved read
* lfrfid raw worker: psk support
* Cli: rfid plain C cli
* protocol AWID: render
* protocol em4100: render
* protocol h10301: render
* protocol indala26: support every indala 26 scramble
* Protocol IO Prox: render
* Protocol FDX-B: advanced read
* lfrfid: remove unused test function
* lfrfid: fix os primitives
* bit lib: crc16 and unit tests
* FDX-B: save data
* lfrfid worker: increase stream size. Alloc raw worker only when needed.
* lfrfid: indala26 emulation
* lfrfid: prepare to write
* lfrfid: fdx-b emulation
* lfrfid: awid, ioprox write
* lfrfid: write t55xx w\o validation
* lfrfid: better t55xx block0 handling
* lfrfid: use new t5577 functions in worker
* lfrfid: improve protocol description
* lfrfid: write and verify
* lfrfid: delete cpp cli
* lfrfid: improve worker usage
* lfrfid-app: step to new worker
* lfrfid: old indala (I40134) load fallback
* lfrfid: indala26, recover wrong synced data
* lfrfid: remove old worker
* lfrfid app: dummy read screen
* lfrfid app: less dummy read screen
* lfrfid: generic 96-bit HID protocol (covers up to HID 37-bit)
* rename
* lfrfid: improve indala26 read
* lfrfid: generic 192-bit HID protocol (covers all HID extended)
* lfrfid: TODO about HID render
* lfrfid: new protocol FDX-A
* lfrfid-app: correct worker stop on exit
* misc fixes
* lfrfid: FDX-A and HID distinguishability has been fixed.
* lfrfid: decode HID size header and render it (#1612)
* lfrfid: rename HID96 and HID192 to HIDProx and HIDExt
* lfrfid: extra actions scene
* lfrfid: decode generic HID Proximity size lazily (#1618)
* lib: stream of data buffers concept
* lfrfid: raw file helper
* lfrfid: changed raw worker api
* lfrfid: packed varint pair
* lfrfid: read stream speedup
* lfrfid app: show read mode
* Documentation
* lfrfid app: raw read gui
* lfrfid app: storage check for raw read
* memleak fix
* review fixes
* lfrfid app: read blink color
* lfrfid app: reset key name after read
* review fixes
* lfrfid app: fix copypasted text
* review fixes
* lfrfid: disable debug gpio
* lfrfid: card detection events
* lfrfid: change validation color from magenta to green
* Update core_defines.
* lfrfid: prefix fdx-b id by zeroes
* lfrfid: parse up to 43-bit HID Proximity keys (#1640)
* Fbt: downgrade toolchain and fix PS1
* lfrfid: fix unit tests
* lfrfid app: remove printf
* lfrfid: indala26, use bit 55 as data
* lfrfid: indala26, better brief format
* lfrfid: indala26, loading fallback
* lfrfid: read timing tuning

Co-authored-by: James Ide <ide@users.noreply.github.com>
Co-authored-by: あく <alleteam@gmail.com>
2022-08-24 00:57:39 +09:00

60 lines
1.1 KiB
C

#pragma once
#include <stdint.h>
#include <stdbool.h>
#ifdef __cplusplus
extern "C" {
#endif
typedef struct FSKOsc FSKOsc;
/**
* @brief Allocate a new FSKOsc instance
* FSKOsc is a oscillator that can provide FSK encoding
*
* @param freq_low
* @param freq_hi
* @param osc_phase_max
* @return FSKOsc*
*/
FSKOsc* fsk_osc_alloc(uint32_t freq_low, uint32_t freq_hi, uint32_t osc_phase_max);
/**
* @brief Free a FSKOsc instance
*
* @param osc
*/
void fsk_osc_free(FSKOsc* osc);
/**
* @brief Reset ocillator
*
* @param osc
*/
void fsk_osc_reset(FSKOsc* osc);
/**
* @brief Get next duration sample from oscillator
*
* @param osc
* @param bit
* @param period
* @return bool
*/
bool fsk_osc_next(FSKOsc* osc, bool bit, uint32_t* period);
/**
* @brief Get next half of sample from oscillator
* Useful when encoding high and low levels separately.
*
* @param osc
* @param bit
* @param level
* @param duration
* @return bool
*/
bool fsk_osc_next_half(FSKOsc* osc, bool bit, bool* level, uint32_t* duration);
#ifdef __cplusplus
}
#endif