mirror of
https://github.com/DarkFlippers/unleashed-firmware.git
synced 2024-12-22 21:01:40 +03:00
65 lines
2.4 KiB
C
65 lines
2.4 KiB
C
/* Copyright (C) 2022-2023 Salvatore Sanfilippo -- All Rights Reserved
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* See the LICENSE file for information about the license. */
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#include "app.h"
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#include <cc1101.h>
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/* Read directly from the G0 CC1101 pin, and draw a black or white
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* dot depending on the level. */
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void render_view_direct_sampling(Canvas* const canvas, ProtoViewApp* app) {
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if(!app->direct_sampling_enabled) {
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canvas_set_font(canvas, FontSecondary);
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canvas_draw_str(canvas, 2, 9, "Direct sampling is a special");
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canvas_draw_str(canvas, 2, 18, "mode that displays the signal");
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canvas_draw_str(canvas, 2, 27, "captured in real time. Like in");
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canvas_draw_str(canvas, 2, 36, "a old CRT TV. It's very slow.");
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canvas_draw_str(canvas, 2, 45, "Can crash your Flipper.");
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canvas_set_font(canvas, FontPrimary);
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canvas_draw_str(canvas, 14, 60, "To enable press OK");
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return;
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}
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for(int y = 0; y < 64; y++) {
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for(int x = 0; x < 128; x++) {
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bool level = furi_hal_gpio_read(&gpio_cc1101_g0);
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if(level) canvas_draw_dot(canvas, x, y);
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/* Busy loop: this is a terrible approach as it blocks
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* everything else, but for now it's the best we can do
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* to obtain direct data with some spacing. */
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uint32_t x = 250;
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while(x--)
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;
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}
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}
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canvas_set_font(canvas, FontSecondary);
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canvas_draw_str_with_border(canvas, 36, 60, "Direct sampling", ColorWhite, ColorBlack);
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}
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/* Handle input */
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void process_input_direct_sampling(ProtoViewApp* app, InputEvent input) {
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if(input.type == InputTypePress && input.key == InputKeyOk) {
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app->direct_sampling_enabled = !app->direct_sampling_enabled;
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}
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}
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/* Enter view. Stop the subghz thread to prevent access as we read
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* the CC1101 data directly. */
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void view_enter_direct_sampling(ProtoViewApp* app) {
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if(app->txrx->txrx_state == TxRxStateRx && !app->txrx->debug_timer_sampling) {
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subghz_worker_stop(app->txrx->worker);
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} else {
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raw_sampling_worker_stop(app);
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}
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}
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/* Exit view. Restore the subghz thread. */
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void view_exit_direct_sampling(ProtoViewApp* app) {
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if(app->txrx->txrx_state == TxRxStateRx && !app->txrx->debug_timer_sampling) {
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subghz_worker_start(app->txrx->worker);
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} else {
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raw_sampling_worker_start(app);
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}
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app->direct_sampling_enabled = false;
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}
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