diff --git a/README.md b/README.md
index 83e7b5ca..42001fd2 100644
--- a/README.md
+++ b/README.md
@@ -49,8 +49,9 @@ In other cases you can contact the developer via email: <img src="https://raw.gi
 
 
 
-##### 9.1.0 - External Illumination (2021-11-14)
+##### 9.1.1 - External Illumination (2021-11-16)
 
+- NEW 9.1.1 bug fix: LED implemenetation
 - External LEDs: change control mode (resolve bug with more than 2 LEDs)
 - Additional info into log file
 - Bug fix: decimal shift, html, log file
diff --git a/code/components/jomjol_controlGPIO/server_GPIO.cpp b/code/components/jomjol_controlGPIO/server_GPIO.cpp
index 664f64df..8b0b8c4d 100644
--- a/code/components/jomjol_controlGPIO/server_GPIO.cpp
+++ b/code/components/jomjol_controlGPIO/server_GPIO.cpp
@@ -400,7 +400,7 @@ bool GpioHandler::readConfig()
 
     if (gpioExtLED > 0)
     {
-    //    LogFile.WriteToFile("Startsequence 06");      
+    //     LogFile.WriteToFile("Startsequence 06");      // Nremove
 //        vTaskDelay( xDelay );   
 //        xDelay = 5000 / portTICK_PERIOD_MS;
 //        printf("main: sleep for : %ldms\n", (long) xDelay);
diff --git a/code/components/jomjol_controlGPIO/server_GPIO.h b/code/components/jomjol_controlGPIO/server_GPIO.h
index 7e28d24b..074b08af 100644
--- a/code/components/jomjol_controlGPIO/server_GPIO.h
+++ b/code/components/jomjol_controlGPIO/server_GPIO.h
@@ -11,6 +11,7 @@
 
 //#include "ClassControllCamera.h"
 
+// wenn __LEDGLOBAL definiert ist, wird eine globale Variable für die LED-Ansteuerung verwendet, ansonsten lokal und jedesmal neu
 #define __LEDGLOBAL
 
 typedef enum {
diff --git a/code/main/version.cpp b/code/main/version.cpp
index 00b67a79..063e58d0 100644
--- a/code/main/version.cpp
+++ b/code/main/version.cpp
@@ -1,4 +1,4 @@
-const char* GIT_REV="b87ce8c";
+const char* GIT_REV="fde0ae4";
 const char* GIT_TAG="";
-const char* GIT_BRANCH="rolling";
-const char* BUILD_TIME="2021-11-14 08:53";
\ No newline at end of file
+const char* GIT_BRANCH="master";
+const char* BUILD_TIME="2021-11-16 07:06";
\ No newline at end of file
diff --git a/code/main/version.h b/code/main/version.h
index f389c1f6..70c52475 100644
--- a/code/main/version.h
+++ b/code/main/version.h
@@ -13,7 +13,7 @@ extern "C"
 #include "Helper.h"
 #include <fstream>
 
-const char* GIT_BASE_BRANCH = "master - v9.1.0 - 2021-11-14";
+const char* GIT_BASE_BRANCH = "master - v9.1.1 - 2021-11-16";
 
 
 const char* git_base_branch(void)
diff --git a/code/version.cpp b/code/version.cpp
index 00b67a79..f5316633 100644
--- a/code/version.cpp
+++ b/code/version.cpp
@@ -1,4 +1,4 @@
-const char* GIT_REV="b87ce8c";
+const char* GIT_REV="fde0ae4";
 const char* GIT_TAG="";
-const char* GIT_BRANCH="rolling";
-const char* BUILD_TIME="2021-11-14 08:53";
\ No newline at end of file
+const char* GIT_BRANCH="master";
+const char* BUILD_TIME="2021-11-16 07:05";
\ No newline at end of file
diff --git a/firmware/bootloader.bin b/firmware/bootloader.bin
index 6dd05c80..16fbe328 100644
Binary files a/firmware/bootloader.bin and b/firmware/bootloader.bin differ
diff --git a/firmware/firmware.bin b/firmware/firmware.bin
index 89a00467..945922b6 100644
Binary files a/firmware/firmware.bin and b/firmware/firmware.bin differ