From a2e5b3389c011a2ff87e73f6ae71ca178db9bbc9 Mon Sep 17 00:00:00 2001
From: Alexey Zholtikov <git@zh.com.ru>
Date: Wed, 10 Sep 2025 19:34:18 +0300
Subject: [PATCH] wip:

---
 include/zh_avr_ac_dimmer.h |  2 +-
 zh_avr_ac_dimmer.c         | 18 ++++++++----------
 2 files changed, 9 insertions(+), 11 deletions(-)

diff --git a/include/zh_avr_ac_dimmer.h b/include/zh_avr_ac_dimmer.h
index ecba712..0c97db5 100644
--- a/include/zh_avr_ac_dimmer.h
+++ b/include/zh_avr_ac_dimmer.h
@@ -5,7 +5,7 @@
 #include "avr_port.h"
 #include "stdbool.h"
 #include "avr/interrupt.h"
-// #include "avr/pgmspace.h"
+#include "util/delay.h"
 
 #define ZH_AVR_AC_DIMMER_INIT_CONFIG_DEFAULT() \
     {                                          \
diff --git a/zh_avr_ac_dimmer.c b/zh_avr_ac_dimmer.c
index e37abfc..615297f 100644
--- a/zh_avr_ac_dimmer.c
+++ b/zh_avr_ac_dimmer.c
@@ -83,17 +83,16 @@ void zh_avr_ac_dimmer_isr_handler(void)
                 {
                 case AVR_PORTB:
                     PORTB |= (1 << _init_config.triac_gpio);
-                    asm("nop");
+                    _delay_us(5);
                     PORTB &= ~(1 << _init_config.triac_gpio);
                     break;
                 case AVR_PORTC:
                     PORTC |= (1 << _init_config.triac_gpio);
-                    asm("nop");
+                    _delay_us(5);
                     PORTC &= ~(1 << _init_config.triac_gpio);
-                    break;
                 case AVR_PORTD:
                     PORTD |= (1 << _init_config.triac_gpio);
-                    asm("nop");
+                    _delay_us(5);
                     PORTD &= ~(1 << _init_config.triac_gpio);
                     break;
                 default:
@@ -240,23 +239,22 @@ ISR(TIMER0_COMPA_vect)
     if (_dimmer_count == (100 - _dimmer_value))
     {
         _dimmer_count = 0;
-        TCCR0B &= ~_prescaler;
-        TIMSK0 &= ~(1 << OCIE0A);
+        TCCR0B = 0;
+        TIMSK0 = 0;
         switch (_init_config.triac_port)
         {
         case AVR_PORTB:
             PORTB |= (1 << _init_config.triac_gpio);
-            asm("nop");
+            _delay_us(5);
             PORTB &= ~(1 << _init_config.triac_gpio);
             break;
         case AVR_PORTC:
             PORTC |= (1 << _init_config.triac_gpio);
-            asm("nop");
+            _delay_us(5);
             PORTC &= ~(1 << _init_config.triac_gpio);
-            break;
         case AVR_PORTD:
             PORTD |= (1 << _init_config.triac_gpio);
-            asm("nop");
+            _delay_us(5);
             PORTD &= ~(1 << _init_config.triac_gpio);
             break;
         default: