liz/flipperzero-firmware
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LFRFID-debug: proxy comparator to gpio (#876)

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SG 2021-12-07 22:49:44 +10:00 committed by GitHub
parent 98bc190ac4
commit e09009e497
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1 changed files with 32 additions and 0 deletions
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32
applications/lfrfid-debug/scene/lfrfid-debug-app-scene-tune.cpp
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@ -1,7 +1,35 @@
#include "lfrfid-debug-app-scene-tune.h"
#include <furi-hal.h>
extern COMP_HandleTypeDef hcomp1;
static void comparator_trigger_callback(void* hcomp, void* comp_ctx) {
COMP_HandleTypeDef* _hcomp = static_cast<COMP_HandleTypeDef*>(hcomp);
if(hcomp == &hcomp1) {
hal_gpio_write(&gpio_ext_pa7, HAL_COMP_GetOutputLevel(_hcomp) == COMP_OUTPUT_LEVEL_HIGH);
}
}
void LfRfidDebugAppSceneTune::on_enter(LfRfidDebugApp* app, bool need_restore) {
app->view_controller.switch_to<LfRfidViewTuneVM>();
hal_gpio_init_simple(&gpio_ext_pa7, GpioModeOutputPushPull);
api_interrupt_add(comparator_trigger_callback, InterruptTypeComparatorTrigger, this);
hcomp1.Init.InputMinus = COMP_INPUT_MINUS_1_2VREFINT;
hcomp1.Init.InputPlus = COMP_INPUT_PLUS_IO1;
hcomp1.Init.OutputPol = COMP_OUTPUTPOL_NONINVERTED;
hcomp1.Init.Hysteresis = COMP_HYSTERESIS_HIGH;
hcomp1.Init.BlankingSrce = COMP_BLANKINGSRC_NONE;
hcomp1.Init.Mode = COMP_POWERMODE_MEDIUMSPEED;
hcomp1.Init.WindowMode = COMP_WINDOWMODE_DISABLE;
hcomp1.Init.TriggerMode = COMP_TRIGGERMODE_IT_RISING_FALLING;
if(HAL_COMP_Init(&hcomp1) != HAL_OK) {
Error_Handler();
}
HAL_COMP_Start(&hcomp1);
furi_hal_rfid_pins_read();
furi_hal_rfid_tim_read(125000, 0.5);
@ -22,6 +50,10 @@ bool LfRfidDebugAppSceneTune::on_event(LfRfidDebugApp* app, LfRfidDebugApp::Even
}
void LfRfidDebugAppSceneTune::on_exit(LfRfidDebugApp* app) {
HAL_COMP_Stop(&hcomp1);
api_interrupt_remove(comparator_trigger_callback, InterruptTypeComparatorTrigger);
hal_gpio_init_simple(&gpio_ext_pa7, GpioModeAnalog);
furi_hal_rfid_tim_read_stop();
furi_hal_rfid_tim_reset();
furi_hal_rfid_pins_reset();