618ddfcd04
* Api-hal-gpio: extend init functions * App Lfrfid: separate protocol layer * App Lfrfid: write EM key scene * App Lfrfid: syntax fix
63 lines
1.7 KiB
C++
63 lines
1.7 KiB
C++
#include "encoder-hid-h10301.h"
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#include "protocols/protocol-hid-h10301.h"
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#include <furi.h>
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void EncoderHID_H10301::init(const uint8_t* data, const uint8_t data_size) {
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ProtocolHID10301 hid;
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hid.encode(data, data_size, reinterpret_cast<uint8_t*>(&card_data), sizeof(card_data) * 3);
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card_data_index = 0;
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bit_index = 0;
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}
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void EncoderHID_H10301::write_bit(bool bit, uint8_t position) {
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write_raw_bit(bit, position + 0);
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write_raw_bit(!bit, position + 1);
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}
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void EncoderHID_H10301::write_raw_bit(bool bit, uint8_t position) {
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if(bit) {
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card_data[position / 32] |= 1UL << (31 - (position % 32));
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} else {
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card_data[position / 32] &= ~(1UL << (31 - (position % 32)));
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}
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}
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void EncoderHID_H10301::get_next(bool* polarity, uint16_t* period, uint16_t* pulse) {
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// hid 0 is 6 cycles by 8 clocks
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const uint8_t hid_0_period = 8;
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const uint8_t hid_0_count = 6;
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// hid 1 is 5 cycles by 10 clocks
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const uint8_t hid_1_period = 10;
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const uint8_t hid_1_count = 5;
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bool bit = (card_data[card_data_index / 32] >> (31 - (card_data_index % 32))) & 1;
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*polarity = true;
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if(bit) {
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*period = hid_1_period;
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*pulse = hid_1_period / 2;
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bit_index++;
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if(bit_index >= hid_1_count) {
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bit_index = 0;
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card_data_index++;
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if(card_data_index >= (32 * card_data_max)) {
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card_data_index = 0;
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}
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}
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} else {
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*period = hid_0_period;
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*pulse = hid_0_period / 2;
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bit_index++;
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if(bit_index >= hid_0_count) {
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bit_index = 0;
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card_data_index++;
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if(card_data_index >= (32 * card_data_max)) {
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card_data_index = 0;
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}
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}
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}
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}
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