4418e73b26
* ToolBox: add manchester-decoder and manchester-encoder * SubGhz: add new FM config cc1101 * Subghz: add protocol Kia * SubGhz: fix receiving the last packet Nero Radio * SubGhz: app protocol CAME Twin (TW2EE/TW4EE) * SubGhz: add protocol CAME Atomo (AT03EV/ AT04EV) * F7: sync with F6 * SubGhz: add frequency analyzer * SubGhz: remove space from file name * SubGhz: frequency analyzer add filter and fix view * [FL-1939] GubGhz: Frequency analyzer redesign * SubGhz: fix incorrect subghz api call sequence in frequency analyzer worker Co-authored-by: Aleksandr Kutuzov <alleteam@gmail.com>
35 lines
966 B
C
35 lines
966 B
C
#include "manchester-decoder.h"
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#include <stdint.h>
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static const uint8_t transitions[] = {0b00000001, 0b10010001, 0b10011011, 0b11111011};
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static const ManchesterState manchester_reset_state = ManchesterStateMid1;
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bool manchester_advance(
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ManchesterState state,
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ManchesterEvent event,
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ManchesterState* next_state,
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bool* data) {
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bool result = false;
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ManchesterState new_state;
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if(event == ManchesterEventReset) {
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new_state = manchester_reset_state;
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} else {
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new_state = transitions[state] >> event & 0x3;
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if(new_state == state) {
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new_state = manchester_reset_state;
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} else {
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if(new_state == ManchesterStateMid0) {
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*data = false;
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result = true;
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} else if(new_state == ManchesterStateMid1) {
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*data = true;
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result = true;
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}
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}
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}
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*next_state = new_state;
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return result;
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}
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