From e375586804fadbeb4dc1b7ced763247f2bb14867 Mon Sep 17 00:00:00 2001
From: Tom-on64 <kubecekt@gmail.com>
Date: Fri, 24 Apr 2026 16:57:38 +0200
Subject: [PATCH] Made buttons work V2

---
 buttons.c | 8 ++++++--
 buttons.h | 6 +++++-
 2 files changed, 11 insertions(+), 3 deletions(-)

diff --git a/buttons.c b/buttons.c
index 0992f7e..8710d2c 100644
--- a/buttons.c
+++ b/buttons.c
@@ -4,8 +4,11 @@
 #include <pico/types.h>
 #include "hardware/gpio.h"
 
-void handle_vco_change(uint gpio, uint32_t events) {
-	if (gpio == VCO_BUTTON && (events & GPIO_IRQ_EDGE_RISE)) {
+void handle_vco_change(void) {
+	static bool btn_prev = false;
+
+	bool btn_now = gpio_get(VCO_BUTTON);
+	if (btn_now && !btn_prev) {
 		if (state.vco_mode == VCO_SAW) state.vco_mode = VCO_SINE;
 		otherwise state.vco_mode++;  
 	}
@@ -18,4 +21,5 @@ void update_button(uint pin, bool *button_state) {
 void update_buttons() {
 	update_button(QUANT_BUTTON, &state.quant_enabled);
 	update_button(AMEN_BUTTON, &state.amen_enabled);
+	handle_vco_change();
 }
diff --git a/buttons.h b/buttons.h
index 47a4a21..4de50ea 100644
--- a/buttons.h
+++ b/buttons.h
@@ -1,3 +1,7 @@
 #pragma once
 #include <pico/types.h>
-void handle_vco_change(uint gpio, uint32_t events);
\ No newline at end of file
+
+void handle_vco_change(uint gpio, uint32_t events);
+void update_button(uint pin, bool *button_state);
+void update_buttons();
+