From c71a162d867ecdce0ca21f259f1d7f8fd3efa767 Mon Sep 17 00:00:00 2001
From: Tom-on64 <kubecekt@gmail.com>
Date: Fri, 24 Apr 2026 16:58:20 +0200
Subject: [PATCH] forgor main.cc :skull:

---
 main.cc | 43 +++++++++++++++++++++++++++++++++----------
 1 file changed, 33 insertions(+), 10 deletions(-)

diff --git a/main.cc b/main.cc
index cae41b4..22edcc6 100644
--- a/main.cc
+++ b/main.cc
@@ -1,15 +1,21 @@
-#include "buttons.h"
-#include "macro.h"
-#include "pico/stdlib.h"
-#include <hardware/gpio.h>
-#include <math.h>
+#include <hardware/irq.h>
+#include <sys/types.h>
 #include <stdbool.h>
 #include <stdint.h>
 #include <stdio.h>
-#include "const.h"
+#include <math.h>
+
+#include "hardware/gpio.h"
 #include "hardware/pwm.h"
 #include "hardware/adc.h"
+#include "pico/multicore.h"
+#include "pico/stdlib.h"
+
+#include "buttons.h"
+#include "const.h"
+#include "macro.h"
 #include "state.h"
+#include "pwm.h"
 
 state_t state;
 
@@ -20,8 +26,6 @@ void init_all() {
 	const uint8_t in_gpio[] = {VCO_BUTTON,QUANT_BUTTON,AMEN_BUTTON};
 	const uint8_t adc_gpio[] = {MUX0,MUX1};
 
-	gpio_set_function(AUDIO_OUT, GPIO_FUNC_PWM);
-
 	for (uint8_t i=0; i < ARRAY_LENGTH(out_gpio); i++) {
 		gpio_init(out_gpio[i]);
 		gpio_set_dir(out_gpio[i], true);
@@ -37,14 +41,33 @@ void init_all() {
 		adc_select_input(i);
 	}
 
-	gpio_pull_down(VCO_BUTTON);
-	gpio_set_irq_enabled_with_callback(VCO_BUTTON, GPIO_IRQ_EDGE_RISE, true, &handle_vco_change);
+	// PWM bullshit
+	gpio_set_function(AUDIO_OUT, GPIO_FUNC_PWM);
+
+	uint slice = pwm_gpio_to_slice_num(AUDIO_OUT);
+	pwm_config cfg = pwm_get_default_config();
+	pwm_config_set_wrap(&cfg, 3400);
+	pwm_init(slice, &cfg, true);
+
+	pwm_clear_irq(slice);
+	pwm_set_irq_enabled(slice, true);
+	irq_set_exclusive_handler(PWM_IRQ_WRAP, pwm_isr);
+	irq_set_enabled(PWM_IRQ_WRAP, true);
+}
+
+__attribute__((noreturn))
+void core1_main(void) {
+	while (1) {
+		update_buttons();
+	}
 }
 
 __attribute__((noreturn))
 int main() {
 	init_all();
 
+	multicore_launch_core1(core1_main);
+
 	while (1) {}
 }