1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
|
#include "subghz_protocol_faac_slh.h"
struct SubGhzProtocolFaacSLH {
SubGhzProtocolCommon common;
};
typedef enum {
FaacSLHDecoderStepReset = 0,
FaacSLHDecoderStepFoundPreambula,
FaacSLHDecoderStepSaveDuration,
FaacSLHDecoderStepCheckDuration,
} FaacSLHDecoderStep;
SubGhzProtocolFaacSLH* subghz_protocol_faac_slh_alloc(void) {
SubGhzProtocolFaacSLH* instance = furi_alloc(sizeof(SubGhzProtocolFaacSLH));
instance->common.name = "Faac SLH";
instance->common.code_min_count_bit_for_found = 64;
instance->common.te_short = 255;
instance->common.te_long = 595;
instance->common.te_delta = 100;
instance->common.type_protocol = SubGhzProtocolCommonTypeDynamic;
instance->common.to_string = (SubGhzProtocolCommonToStr)subghz_protocol_faac_slh_to_str;
instance->common.to_load_protocol =
(SubGhzProtocolCommonLoadFromRAW)subghz_decoder_faac_slh_to_load_protocol;
return instance;
}
void subghz_protocol_faac_slh_free(SubGhzProtocolFaacSLH* instance) {
furi_assert(instance);
free(instance);
}
/** Send bit
*
* @param instance - SubGhzProtocolFaacSLH instance
* @param bit - bit
*/
void subghz_protocol_faac_slh_send_bit(SubGhzProtocolFaacSLH* instance, uint8_t bit) {
if(bit) {
//send bit 1
SUBGHZ_TX_PIN_HIGH();
delay_us(instance->common.te_long);
SUBGHZ_TX_PIN_LOW();
delay_us(instance->common.te_short);
} else {
//send bit 0
SUBGHZ_TX_PIN_HIGH();
delay_us(instance->common.te_short);
SUBGHZ_TX_PIN_LOW();
delay_us(instance->common.te_long);
}
}
void subghz_protocol_faac_slh_send_key(
SubGhzProtocolFaacSLH* instance,
uint64_t key,
uint8_t bit,
uint8_t repeat) {
while(repeat--) {
SUBGHZ_TX_PIN_HIGH();
//Send header
delay_us(instance->common.te_long * 2);
SUBGHZ_TX_PIN_LOW();
delay_us(instance->common.te_long * 2);
//Send key data
for(uint8_t i = bit; i > 0; i--) {
subghz_protocol_faac_slh_send_bit(instance, bit_read(key, i - 1));
}
}
}
void subghz_protocol_faac_slh_reset(SubGhzProtocolFaacSLH* instance) {
instance->common.parser_step = FaacSLHDecoderStepReset;
}
/** Analysis of received data
*
* @param instance SubGhzProtocolFaacSLH instance
*/
void subghz_protocol_faac_slh_check_remote_controller(SubGhzProtocolFaacSLH* instance) {
uint64_t code_found_reverse = subghz_protocol_common_reverse_key(
instance->common.code_last_found, instance->common.code_last_count_bit);
uint32_t code_fix = code_found_reverse & 0xFFFFFFFF;
//uint32_t code_hop = (code_found_reverse >> 24) & 0xFFFFF;
instance->common.serial = code_fix & 0xFFFFFFF;
instance->common.btn = (code_fix >> 28) & 0x0F;
}
void subghz_protocol_faac_slh_parse(SubGhzProtocolFaacSLH* instance, bool level, uint32_t duration) {
switch(instance->common.parser_step) {
case FaacSLHDecoderStepReset:
if((level) && (DURATION_DIFF(duration, instance->common.te_long * 2) <
instance->common.te_delta * 3)) {
instance->common.parser_step = FaacSLHDecoderStepFoundPreambula;
}
break;
case FaacSLHDecoderStepFoundPreambula:
if((!level) && (DURATION_DIFF(duration, instance->common.te_long * 2) <
instance->common.te_delta * 3)) {
//Found Preambula
instance->common.parser_step = FaacSLHDecoderStepSaveDuration;
instance->common.code_found = 0;
instance->common.code_count_bit = 0;
} else {
instance->common.parser_step = FaacSLHDecoderStepReset;
}
break;
case FaacSLHDecoderStepSaveDuration:
if(level) {
if(duration >= (instance->common.te_short * 3 + instance->common.te_delta)) {
instance->common.parser_step = FaacSLHDecoderStepFoundPreambula;
if(instance->common.code_count_bit >=
instance->common.code_min_count_bit_for_found) {
instance->common.code_last_found = instance->common.code_found;
instance->common.code_last_count_bit = instance->common.code_count_bit;
if(instance->common.callback)
instance->common.callback(
(SubGhzProtocolCommon*)instance, instance->common.context);
}
instance->common.code_found = 0;
instance->common.code_count_bit = 0;
break;
} else {
instance->common.te_last = duration;
instance->common.parser_step = FaacSLHDecoderStepCheckDuration;
}
} else {
instance->common.parser_step = FaacSLHDecoderStepReset;
}
break;
case FaacSLHDecoderStepCheckDuration:
if(!level) {
if((DURATION_DIFF(instance->common.te_last, instance->common.te_short) <
instance->common.te_delta) &&
(DURATION_DIFF(duration, instance->common.te_long) < instance->common.te_delta)) {
subghz_protocol_common_add_bit(&instance->common, 0);
instance->common.parser_step = FaacSLHDecoderStepSaveDuration;
} else if(
(DURATION_DIFF(instance->common.te_last, instance->common.te_long) <
instance->common.te_delta) &&
(DURATION_DIFF(duration, instance->common.te_short) < instance->common.te_delta)) {
subghz_protocol_common_add_bit(&instance->common, 1);
instance->common.parser_step = FaacSLHDecoderStepSaveDuration;
} else {
instance->common.parser_step = FaacSLHDecoderStepReset;
}
} else {
instance->common.parser_step = FaacSLHDecoderStepReset;
}
break;
}
}
void subghz_protocol_faac_slh_to_str(SubGhzProtocolFaacSLH* instance, string_t output) {
subghz_protocol_faac_slh_check_remote_controller(instance);
uint64_t code_found_reverse = subghz_protocol_common_reverse_key(
instance->common.code_last_found, instance->common.code_last_count_bit);
uint32_t code_fix = code_found_reverse & 0xFFFFFFFF;
uint32_t code_hop = (code_found_reverse >> 32) & 0xFFFFFFFF;
string_cat_printf(
output,
"%s %dbit\r\n"
"Key:%lX%08lX\r\n"
"Fix:%08lX \r\n"
"Hop:%08lX \r\n"
"Sn:%07lX Btn:%lX\r\n",
instance->common.name,
instance->common.code_last_count_bit,
(uint32_t)(instance->common.code_last_found >> 32),
(uint32_t)instance->common.code_last_found,
code_fix,
code_hop,
instance->common.serial,
instance->common.btn);
}
void subghz_decoder_faac_slh_to_load_protocol(SubGhzProtocolFaacSLH* instance, void* context) {
furi_assert(context);
furi_assert(instance);
SubGhzProtocolCommonLoad* data = context;
instance->common.code_last_found = data->code_found;
instance->common.code_last_count_bit = data->code_count_bit;
subghz_protocol_faac_slh_check_remote_controller(instance);
}
|
