diff --git a/devel/devel20210908b-B14-changelog.txt b/devel/devel20210908b-B14-changelog.txt
new file mode 100644
index 0000000..56f314b
--- /dev/null
+++ b/devel/devel20210908b-B14-changelog.txt
@@ -0,0 +1 @@
++configurable batt adc, revert screens1.txt
diff --git a/devel/devel20210908b-B14-full.bin b/devel/devel20210908b-B14-full.bin
new file mode 100644
index 0000000..1081bd8
Binary files /dev/null and b/devel/devel20210908b-B14-full.bin differ
diff --git a/devel/update-info.html b/devel/update-info.html
index b424842..b897216 100644
--- a/devel/update-info.html
+++ b/devel/update-info.html
@@ -1 +1 @@
-<html><body><p>devel20210910test-B14</p></body></html>
+<html><body><p>devel20210908b-B14</p></body></html>
diff --git a/devel/update.ino.bin b/devel/update.ino.bin
index 5226003..86c5bb3 100644
Binary files a/devel/update.ino.bin and b/devel/update.ino.bin differ
diff --git a/download.html b/download.html
index 3f09dd0..f98ebe9 100644
--- a/download.html
+++ b/download.html
@@ -24,7 +24,7 @@
 <li><a href="master/master_v0.6a-full.bin">master_v0.6a-full.bin</a> (Apr 29 21:03:35 2019)</li>
 
 </ul><h2>Development repository</h2><ul>
-<li><a href="devel/update.ino.bin">update.ino.bin</a> (Sep 10 13:48:02 2021)
+<li><a href="devel/update.ino.bin">update.ino.bin</a> (Sep 12 08:37:48 2021)
 </li>
 
 <li><a href="devel/devel20210910test-B14-full.bin">devel20210910test-B14-full.bin</a> (Sep 10 13:48:02 2021)
@@ -32,6 +32,10 @@
 back to arduino esp23 1.0.6.  version 2.0.0 has only 60k instead of 130k RAM left, too little for reliable web server operation
 </li>
 
+<li><a href="devel/devel20210908b-B14-full.bin">devel20210908b-B14-full.bin</a> (Sep 12 08:37:48 2021)
+<br>+configurable batt adc, revert screens1.txt
+</li>
+
 <li><a href="devel/devel20210908-B14-full.bin">devel20210908-B14-full.bin</a> (Sep 9 14:30:04 2021)
 <br>enhancements for large ILI9341 display
 </li>
