flipperzero-firmware/applications/subghz/views/subghz_test_packet.c

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#include "subghz_test_packet.h"
#include "../subghz_i.h"
#include <math.h>
#include <furi.h>
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#include <furi-hal.h>
#include <input/input.h>
#include <toolbox/level_duration.h>
#include <lib/subghz/protocols/subghz_protocol_princeton.h>
#define SUBGHZ_TEST_PACKET_COUNT 1000
struct SubghzTestPacket {
View* view;
osTimerId timer;
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SubGhzDecoderPrinceton* decoder;
SubGhzEncoderPrinceton* encoder;
volatile size_t packet_rx;
};
typedef enum {
SubghzTestPacketModelStatusRx,
SubghzTestPacketModelStatusTx,
} SubghzTestPacketModelStatus;
typedef struct {
uint8_t frequency;
uint32_t real_frequency;
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FuriHalSubGhzPath path;
float rssi;
size_t packets;
SubghzTestPacketModelStatus status;
} SubghzTestPacketModel;
volatile bool subghz_test_packet_overrun = false;
static void subghz_test_packet_rx_callback(bool level, uint32_t duration, void* context) {
furi_assert(context);
SubghzTestPacket* instance = context;
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subghz_decoder_princeton_parse(instance->decoder, level, duration);
}
static void subghz_test_packet_rx_pt_callback(SubGhzProtocolCommon* parser, void* context) {
furi_assert(context);
SubghzTestPacket* instance = context;
instance->packet_rx++;
}
static void subghz_test_packet_rssi_timer_callback(void* context) {
furi_assert(context);
SubghzTestPacket* instance = context;
with_view_model(
instance->view, (SubghzTestPacketModel * model) {
if(model->status == SubghzTestPacketModelStatusRx) {
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model->rssi = furi_hal_subghz_get_rssi();
model->packets = instance->packet_rx;
} else {
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model->packets = SUBGHZ_TEST_PACKET_COUNT -
subghz_encoder_princeton_get_repeat_left(instance->encoder);
}
return true;
});
}
static void subghz_test_packet_draw(Canvas* canvas, SubghzTestPacketModel* model) {
char buffer[64];
canvas_set_color(canvas, ColorBlack);
canvas_set_font(canvas, FontPrimary);
canvas_draw_str(canvas, 0, 8, "CC1101 Packet Test");
canvas_set_font(canvas, FontSecondary);
// Frequency
snprintf(
buffer,
sizeof(buffer),
"Freq: %03ld.%03ld.%03ld Hz",
model->real_frequency / 1000000 % 1000,
model->real_frequency / 1000 % 1000,
model->real_frequency % 1000);
canvas_draw_str(canvas, 0, 20, buffer);
// Path
char* path_name = "Unknown";
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if(model->path == FuriHalSubGhzPathIsolate) {
path_name = "isolate";
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} else if(model->path == FuriHalSubGhzPath433) {
path_name = "433MHz";
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} else if(model->path == FuriHalSubGhzPath315) {
path_name = "315MHz";
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} else if(model->path == FuriHalSubGhzPath868) {
path_name = "868MHz";
}
snprintf(buffer, sizeof(buffer), "Path: %d - %s", model->path, path_name);
canvas_draw_str(canvas, 0, 31, buffer);
snprintf(buffer, sizeof(buffer), "Packets: %d", model->packets);
canvas_draw_str(canvas, 0, 42, buffer);
if(model->status == SubghzTestPacketModelStatusRx) {
snprintf(
buffer,
sizeof(buffer),
"RSSI: %ld.%ld dBm",
(int32_t)(model->rssi),
(int32_t)fabs(model->rssi * 10) % 10);
canvas_draw_str(canvas, 0, 53, buffer);
} else {
canvas_draw_str(canvas, 0, 53, "TX");
}
}
static bool subghz_test_packet_input(InputEvent* event, void* context) {
furi_assert(context);
SubghzTestPacket* instance = context;
if(event->key == InputKeyBack) {
return false;
}
with_view_model(
instance->view, (SubghzTestPacketModel * model) {
if(model->status == SubghzTestPacketModelStatusRx) {
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furi_hal_subghz_stop_async_rx();
} else {
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furi_hal_subghz_stop_async_tx();
}
if(event->type == InputTypeShort) {
if(event->key == InputKeyLeft) {
if(model->frequency > 0) model->frequency--;
} else if(event->key == InputKeyRight) {
if(model->frequency < subghz_frequencies_count - 1) model->frequency++;
} else if(event->key == InputKeyDown) {
if(model->path > 0) model->path--;
} else if(event->key == InputKeyUp) {
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if(model->path < FuriHalSubGhzPath868) model->path++;
} else if(event->key == InputKeyOk) {
if(model->status == SubghzTestPacketModelStatusTx) {
model->status = SubghzTestPacketModelStatusRx;
} else {
model->status = SubghzTestPacketModelStatusTx;
}
}
model->real_frequency =
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furi_hal_subghz_set_frequency(subghz_frequencies[model->frequency]);
furi_hal_subghz_set_path(model->path);
}
if(model->status == SubghzTestPacketModelStatusRx) {
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furi_hal_subghz_start_async_rx(subghz_test_packet_rx_callback, instance);
} else {
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subghz_encoder_princeton_reset(instance->encoder, 0x00AABBCC, 1000);
furi_hal_subghz_start_async_tx(subghz_encoder_princeton_yield, instance->encoder);
}
return true;
});
return true;
}
void subghz_test_packet_enter(void* context) {
furi_assert(context);
SubghzTestPacket* instance = context;
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furi_hal_subghz_reset();
furi_hal_subghz_load_preset(FuriHalSubGhzPresetOokAsync);
with_view_model(
instance->view, (SubghzTestPacketModel * model) {
model->frequency = subghz_frequencies_433_92;
model->real_frequency =
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furi_hal_subghz_set_frequency(subghz_frequencies[model->frequency]);
model->path = FuriHalSubGhzPathIsolate; // isolate
model->rssi = 0.0f;
model->status = SubghzTestPacketModelStatusRx;
return true;
});
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furi_hal_subghz_start_async_rx(subghz_test_packet_rx_callback, instance);
osTimerStart(instance->timer, 1024 / 4);
}
void subghz_test_packet_exit(void* context) {
furi_assert(context);
SubghzTestPacket* instance = context;
osTimerStop(instance->timer);
// Reinitialize IC to default state
with_view_model(
instance->view, (SubghzTestPacketModel * model) {
if(model->status == SubghzTestPacketModelStatusRx) {
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furi_hal_subghz_stop_async_rx();
} else {
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furi_hal_subghz_stop_async_tx();
}
return true;
});
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furi_hal_subghz_sleep();
}
SubghzTestPacket* subghz_test_packet_alloc() {
SubghzTestPacket* instance = furi_alloc(sizeof(SubghzTestPacket));
// View allocation and configuration
instance->view = view_alloc();
view_allocate_model(instance->view, ViewModelTypeLockFree, sizeof(SubghzTestPacketModel));
view_set_context(instance->view, instance);
view_set_draw_callback(instance->view, (ViewDrawCallback)subghz_test_packet_draw);
view_set_input_callback(instance->view, subghz_test_packet_input);
view_set_enter_callback(instance->view, subghz_test_packet_enter);
view_set_exit_callback(instance->view, subghz_test_packet_exit);
instance->timer =
osTimerNew(subghz_test_packet_rssi_timer_callback, osTimerPeriodic, instance, NULL);
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instance->decoder = subghz_decoder_princeton_alloc();
subghz_protocol_common_set_callback(
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(SubGhzProtocolCommon*)instance->decoder, subghz_test_packet_rx_pt_callback, instance);
instance->encoder = subghz_encoder_princeton_alloc();
return instance;
}
void subghz_test_packet_free(SubghzTestPacket* instance) {
furi_assert(instance);
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subghz_decoder_princeton_free(instance->decoder);
subghz_encoder_princeton_free(instance->encoder);
osTimerDelete(instance->timer);
view_free(instance->view);
free(instance);
}
View* subghz_test_packet_get_view(SubghzTestPacket* instance) {
furi_assert(instance);
return instance->view;
}