From 10a019318833f1adddecc20bff4a192cb19690ec Mon Sep 17 00:00:00 2001
From: Alexey Zholtikov <git@zh.com.ru>
Date: Tue, 27 Jan 2026 18:02:07 +0300
Subject: [PATCH] doc: updated example

---
 README.md | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/README.md b/README.md
index 0b838e4..c9a543c 100644
--- a/README.md
+++ b/README.md
@@ -57,7 +57,6 @@ One expander on bus. All GPIO's as output (except P0 - input). Interrupt is enab
 
 #define I2C_PORT (I2C_NUM_MAX - 1)
 
-i2c_master_bus_handle_t i2c_bus_handle = NULL;
 zh_pcf8574_handle_t pcf8574_handle = {0};
 
 void zh_pcf8574_event_handler(void *arg, esp_event_base_t event_base, int32_t event_id, void *event_data);
@@ -85,6 +84,7 @@ void app_main(void)
         .glitch_ignore_cnt = 7,
         .flags.enable_internal_pullup = true,
     };
+    i2c_master_bus_handle_t i2c_bus_handle = NULL;
     i2c_new_master_bus(&i2c_bus_config, &i2c_bus_handle);
     esp_event_loop_create_default();
     esp_event_handler_instance_register(ZH_PCF8574, ESP_EVENT_ANY_ID, &zh_pcf8574_event_handler, NULL, NULL);