From 740141e3896d01387b77153e7b7c6ab274ded323 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Povilas=20Balzaravi=C4=8Dius?= <povilas@balzaravicius.lt>
Date: Fri, 24 Jul 2026 12:56:40 +0300
Subject: [PATCH] [dev] R1 Neo: disable buzzer

---
 variants/muziworks_r1_neo/R1NeoBoard.cpp | 4 ++--
 variants/muziworks_r1_neo/platformio.ini | 1 -
 variants/muziworks_r1_neo/variant.h      | 2 +-
 3 files changed, 3 insertions(+), 4 deletions(-)

diff --git a/variants/muziworks_r1_neo/R1NeoBoard.cpp b/variants/muziworks_r1_neo/R1NeoBoard.cpp
index 89cde02a..d47621b4 100644
--- a/variants/muziworks_r1_neo/R1NeoBoard.cpp
+++ b/variants/muziworks_r1_neo/R1NeoBoard.cpp
@@ -47,8 +47,8 @@ void R1NeoBoard::begin() {
   // button is active high and passed through from I/O controller
   pinMode(PIN_USER_BTN, INPUT);
 
-  pinMode(PIN_BUZZER, OUTPUT);
-  digitalWrite(PIN_BUZZER, LOW);
+  pinMode(3, OUTPUT);  // buzzer drive pin (P0.03) - pull low to avoid power draw, beeper is disabled
+  digitalWrite(3, LOW);
 
   // battery pins
   pinMode(PIN_BAT_CHG, INPUT);
diff --git a/variants/muziworks_r1_neo/platformio.ini b/variants/muziworks_r1_neo/platformio.ini
index 3dbecf1e..976825fe 100644
--- a/variants/muziworks_r1_neo/platformio.ini
+++ b/variants/muziworks_r1_neo/platformio.ini
@@ -13,7 +13,6 @@ build_flags = ${nrf52_base.build_flags}
   -D LORA_TX_POWER=22
   -D SX126X_CURRENT_LIMIT=140
   -D SX126X_RX_BOOSTED_GAIN=1
-  -D PIN_BUZZER=3
   -D PIN_USER_BTN=26
   -D USER_BTN_PRESSED=HIGH
   -D PIN_GPS_TX=25
diff --git a/variants/muziworks_r1_neo/variant.h b/variants/muziworks_r1_neo/variant.h
index e25f4886..3c5a8d46 100644
--- a/variants/muziworks_r1_neo/variant.h
+++ b/variants/muziworks_r1_neo/variant.h
@@ -94,7 +94,7 @@ extern "C"
 #define PIN_USER_BTN (26)
 
 /* Buzzer */
-#define PIN_BUZZER    (3)
+// #define PIN_BUZZER    (3) // Disabled: beeper is undesirable on this device
 
 /* Analog pins */
 // Arduino makes me angry