From c909c40d6a9ebad325866c3803484caa69f89cec Mon Sep 17 00:00:00 2001
From: Alexey Zholtikov <git@zh.com.ru>
Date: Thu, 22 Oct 2026 13:30:21 +0300
Subject: [PATCH] perf: added rounding of raw battery voltage

---
 src/main.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/main.c b/src/main.c
index da9a1ca..37367ad 100644
--- a/src/main.c
+++ b/src/main.c
@@ -3,6 +3,7 @@
 #include "avr/fuse.h"
 #include "avr/interrupt.h"
 #include "util/delay.h"
+#include "math.h"
 #include "zh_rf_config.h"
 
 #if defined(__AVR_ATmega328PB__)
@@ -181,7 +182,7 @@ int main(void)
 			cli();
 			send_request = 0;
 			sei();
-			transmitted_data.battery_voltage = (int16_t)(zh_get_battery_voltage() * 100.0);
+			transmitted_data.battery_voltage = (int16_t)lroundf(zh_get_battery_voltage() * 100.0);
 			zh_nrf24_send((uint8_t *)&transmitted_data, sizeof(transmitted_data));
 		}
 		else