From af12d888e89cb352bb99c3d001ff4137e9e3d8c1 Mon Sep 17 00:00:00 2001
From: "jamesimmanuel.magsino@stud.h-da.de" <James Immanuel Magsino>
Date: Tue, 3 Dec 2024 13:00:49 +0100
Subject: [PATCH] edge trigger stuff
---
src/main.c | 24 +++++++++++++++++-------
1 file changed, 17 insertions(+), 7 deletions(-)
diff --git a/src/main.c b/src/main.c
index 16a6d1c..658461d 100644
--- a/src/main.c
+++ b/src/main.c
@@ -122,19 +122,29 @@ void callback(uint gpio, uint32_t events)
{
volatile uint slice_num = pwm_gpio_to_slice_num(27);
- volatile duration = pwm_get_counter(slice_num) * 42;
- /* volatile uint another_slice_num = pwm_gpio_to_slice_num(27);
- if (events & GPIO_IRQ_LEVEL_HIGH)
+ if (events & GPIO_IRQ_EDGE_FALL)
{
- volatile uint16_t test = pwm_get_counter(another_slice_num);
+ volatile uint16_t duration = pwm_get_counter(slice_num) * 42;
+ volatile uint16_t test = pwm_get_counter(slice_num);
+ volatile float distance = (test * 314) / (20000);
+ if (distance > 20)
+ {
+ distance = 20;
+ }
+
+ distance = 20 - distance;
+
+ volatile int percentage = (distance / 10) * 100;
+
+ set_progress(percentage);
}
- else if (events & GPIO_IRQ_LEVEL_LOW)
+ else if (events & GPIO_IRQ_EDGE_RISE)
{
- pwm_set_counter(another_slice_num, 0);
+ pwm_set_counter(slice_num, 0);
}
- */
+
// volatile uint16_t test = pwm_get_counter(another_slice_num);
// volatile float distance = (test * 314) / (20000);
// if (distance > 20)
--
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