From 1aaf186cae27074cf5549961ae3c1f70c17355b7 Mon Sep 17 00:00:00 2001
From: oogm <ga84dom@mytum.de>
Date: Sun, 29 May 2022 17:55:48 +0200
Subject: [PATCH] Add support for BP5758's sleep mode

---
 tasmota/xlgt_08_bp5758d.ino | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/tasmota/xlgt_08_bp5758d.ino b/tasmota/xlgt_08_bp5758d.ino
index e2104ddf2..5bded58d4 100644
--- a/tasmota/xlgt_08_bp5758d.ino
+++ b/tasmota/xlgt_08_bp5758d.ino
@@ -108,6 +108,13 @@ void Bp5758dStop(void) {
 bool Bp5758dSetChannels(void) {  
   uint16_t *cur_col_10 = (uint16_t*)XdrvMailbox.command;
     
+  // If we receive 0 for all channels, we'll assume that the lightbulb is off, and activate BP5758d's sleep mode.
+  if (cur_col_10[0]==0 && cur_col_10[1]==0 && cur_col_10[2]==0 && cur_col_10[3]==0 && cur_col_10[4]==0) {
+    Bp5758dStart(BP5758D_ADDR_SLEEP);
+    Bp5758dStop();
+    return true;
+  }
+    
   // Even though we could address changing channels only, in practice we observed that the lightbulb always sets all channels.
   Bp5758dStart(BP5758D_ADDR_OUT1_GL);
   // Brigtness values are transmitted as two bytes. The light-bulb accepts a 10-bit integer (0-1023) as an input value.