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v1.1 - Add scan code (needs refactor)

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This commit is contained in:
Derek Jamison
2023-09-13 21:56:30 -05:00
parent 384d618485
commit 7e8bdc0559
7 changed files with 166 additions and 2 deletions
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4
gpio/wiegand/scenes/wiegand_instructions.c
View File

@@ -10,6 +10,7 @@ void wiegand_instructions_scene_on_enter(void* context) {
15,
128,
40,
"Version 1.1\n"
"Only use on devices you own!\n"
"Connect D0 (Green) to pin A4\n"
"Connect D1 (White) to pin A7\n"
@@ -37,7 +38,6 @@ void wiegand_instructions_scene_on_enter(void* context) {
"Connect pin A4 to drain of\n"
"mosfet for D0. Connect\n"
"source of mosfet for D0 to\n"
"GND.\n"
);
"GND.\n");
view_dispatcher_switch_to_view(app->view_dispatcher, WiegandWidgetView);
}

9
gpio/wiegand/scenes/wiegand_main_menu.c
View File

@@ -15,6 +15,9 @@ void wiegand_menu_callback(void* context, uint32_t index) {
case WiegandMainMenuRead:
event = WiegandMainMenuReadEvent;
break;
case WiegandMainMenuScan:
event = WiegandMainMenuScanEvent;
break;
case WiegandMainMenuLoad:
event = WiegandMainMenuLoadEvent;
break;
@@ -36,6 +39,8 @@ void wiegand_main_menu_scene_on_enter(void* context) {
submenu_add_item(
app->submenu, "Instructions", WiegandMainMenuInstructions, wiegand_menu_callback, app);
submenu_add_item(app->submenu, "Read", WiegandMainMenuRead, wiegand_menu_callback, app);
submenu_add_item(
app->submenu, "Scan w/AutoSave", WiegandMainMenuScan, wiegand_menu_callback, app);
submenu_add_item(app->submenu, "Load", WiegandMainMenuLoad, wiegand_menu_callback, app);
view_dispatcher_switch_to_view(app->view_dispatcher, WiegandSubmenuView);
}
@@ -53,6 +58,10 @@ bool wiegand_main_menu_scene_on_event(void* context, SceneManagerEvent event) {
scene_manager_next_scene(app->scene_manager, WiegandReadScene);
consumed = true;
break;
case WiegandMainMenuScanEvent:
scene_manager_next_scene(app->scene_manager, WiegandScanScene);
consumed = true;
break;
case WiegandMainMenuLoadEvent:
scene_manager_next_scene(app->scene_manager, WiegandLoadScene);
consumed = true;

139
gpio/wiegand/scenes/wiegand_scan.c Normal file
View File

@@ -0,0 +1,139 @@
#include "../wiegand.h"
#include <furi_hal.h>
FuriTimer* timer = NULL;
static void wiegand_scan_isr_d0(void* context) {
UNUSED(context);
uint32_t time = DWT->CYCCNT;
bool rise = furi_hal_gpio_read(pinD0);
data[bit_count] = 0;
if(rise) {
data_rise[bit_count] = time;
if(bit_count < MAX_BITS) {
bit_count++;
}
} else {
data_fall[bit_count] = time;
}
}
static void wiegand_scan_isr_d1(void* context) {
UNUSED(context);
uint32_t time = DWT->CYCCNT;
bool rise = furi_hal_gpio_read(pinD1);
data[bit_count] = 1;
if(rise) {
data_rise[bit_count] = time;
if(bit_count < MAX_BITS) {
bit_count++;
}
} else {
data_fall[bit_count] = time;
}
}
static void wiegand_start_scan(void* context) {
UNUSED(context);
data_saved = false;
bit_count = 0;
furi_hal_gpio_init_simple(pinD0, GpioModeInterruptRiseFall);
furi_hal_gpio_init_simple(pinD1, GpioModeInterruptRiseFall);
furi_hal_gpio_add_int_callback(pinD0, wiegand_scan_isr_d0, NULL);
furi_hal_gpio_add_int_callback(pinD1, wiegand_scan_isr_d1, NULL);
furi_timer_start(timer, 100);
}
static void wiegand_stop_scan(void* context) {
UNUSED(context);
furi_hal_gpio_remove_int_callback(pinD0);
furi_hal_gpio_remove_int_callback(pinD1);
furi_hal_gpio_init_simple(pinD0, GpioModeAnalog);
furi_hal_gpio_init_simple(pinD1, GpioModeAnalog);
furi_timer_stop(timer);
}
static void wiegand_scan_found(void* context) {
App* app = context;
FuriHalRtcDateTime datetime;
furi_hal_rtc_get_datetime(&datetime);
snprintf(
app->file_name,
25,
"%02d%02d%02d_%02d%02d%02d",
datetime.year,
datetime.month,
datetime.day,
datetime.hour,
datetime.minute,
datetime.second);
furi_hal_vibro_on(true);
furi_delay_ms(50);
furi_hal_vibro_on(false);
furi_delay_ms(50);
wiegand_save(app);
furi_hal_vibro_on(true);
furi_delay_ms(50);
furi_hal_vibro_on(false);
furi_delay_ms(1000);
wiegand_start_scan(app);
}
static void wiegand_scan_timer_callback(void* context) {
App* app = context;
uint32_t duration = DWT->CYCCNT;
const uint32_t one_millisecond = 64000;
if(bit_count == 0) {
return;
}
duration -= data_fall[bit_count - 1];
bool found = false;
FURI_CRITICAL_ENTER();
if(duration > 25 * one_millisecond) {
if(bit_count == 4 || bit_count == 8 || bit_count == 24 || bit_count == 26 ||
bit_count == 32 || bit_count == 34 || bit_count == 37 || bit_count == 40 ||
bit_count == 48) {
wiegand_stop_scan(app);
found = true;
} else {
// No data, clear
bit_count = 0;
}
}
FURI_CRITICAL_EXIT();
if(found) {
wiegand_scan_found(app);
}
}
void wiegand_scan_scene_on_enter(void* context) {
App* app = context;
timer = furi_timer_alloc(wiegand_scan_timer_callback, FuriTimerTypePeriodic, app);
widget_reset(app->widget);
widget_add_string_element(app->widget, 0, 0, AlignLeft, AlignTop, FontPrimary, "Scan Wiegand");
widget_add_string_element(
app->widget, 0, 20, AlignLeft, AlignTop, FontSecondary, "Files saved automatically.");
widget_add_string_element(
app->widget, 0, 30, AlignLeft, AlignTop, FontSecondary, "Vibrates on detection.");
widget_add_string_element(
app->widget, 0, 45, AlignLeft, AlignTop, FontSecondary, "D0/Green/A4");
widget_add_string_element(
app->widget, 0, 53, AlignLeft, AlignTop, FontSecondary, "D1/White/A7");
wiegand_start_scan(app);
view_dispatcher_switch_to_view(app->view_dispatcher, WiegandWidgetView);
}
void wiegand_scan_scene_on_exit(void* context) {
App* app = context;
wiegand_stop_scan(app);
furi_timer_free(timer);
}