diff --git a/commit.ref b/commit.ref
index ea06879..a6aa614 160000
--- a/commit.ref
+++ b/commit.ref
@@ -1 +1 @@
-Subproject commit ea068791df72bf2ea53b7152aaafbec8401f192f
+Subproject commit a6aa6140887d30a6c71dda067ae33ac71818611a
diff --git a/commit.yml b/commit.yml
index 5398c32..6a97d2b 100644
--- a/commit.yml
+++ b/commit.yml
@@ -2,22 +2,37 @@
 branches: {
   }
 fileChange:
+  /README.md:
+    newFile: !uuid 'ba576d819d5efd9650c079d2710a84035ad151c8'
+    oldFile: !uuid '6a52771751f5185b763031e0aeb8a9a4e318af7b'
+  /include:
+    newFile: !uuid '9cdf48f0236ab78276e5cfcc90e86c6c9ce2d953'
+    oldFile: !uuid '549deae7a4e9f57c30f08c05fc8540c6a9f9ac68'
+  /include/at_chat.h:
+    newFile: !uuid '9543266cc5e17859420d1bc9f5ea58954f832df9'
+    oldFile: !uuid '0a5dbd84ccf130868e07e4bfe16879f54e3a52ee'
+  /include/at_port.h:
+    newFile: !uuid '2e13587e5ccd98716c395c3a49d860a50aa3c251'
+    oldFile: !uuid '802c32dcd4ceff9795d41464c95f1a5afe80eaa8'
   /samples:
-    newFile: !uuid '62edbc75c3fa04fcb07fdb24eb73942117ddda85'
-    oldFile: !uuid '0b725db7a67f82e34fed5918a9cf9485cb7af2f6'
+    newFile: !uuid 'c509b227c56686312f8aacf6792ea30ca5f41f5d'
+    oldFile: !uuid '62edbc75c3fa04fcb07fdb24eb73942117ddda85'
   /samples/none_os:
-    newFile: !uuid 'e3ddce23a788566debc66cc127d21e931d36b156'
-    oldFile: !uuid '4de1f9e521fbbc037ee7daaf5efead286b60f34e'
+    newFile: !uuid '03c785a8484d9b41c7ad652f8ca18a7b3eed8e29'
+    oldFile: !uuid 'e3ddce23a788566debc66cc127d21e931d36b156'
   /samples/none_os/user:
-    newFile: !uuid 'bb1a2766f74d4bd0f7f31a6ad5ada9cb031c0d6d'
-    oldFile: !uuid 'd8c4fe828cc2c122d1eaa5d4d0076dd85da7c013'
-  /samples/none_os/user/task:
-    newFile: !uuid '073607ac7bda723ed780075757fde100eeaabec2'
-    oldFile: !uuid '54928d35c3b1659597cab2e2dbf7a8ce35ee3afd'
-  /samples/none_os/user/task/wifi_task.c:
-    newFile: !uuid 'b0de4efbd1de644a744d234b60958a5a2d56e3da'
-    oldFile: !uuid '1cd4d5135a8c1c66507bbfeffbb2c659afdddf1b'
-gitCommitId: !uuid 'ea068791df72bf2ea53b7152aaafbec8401f192f'
+    newFile: !uuid 'a4674f4fe0a7e035b1b15ecba68a6af2079a2869'
+    oldFile: !uuid 'bb1a2766f74d4bd0f7f31a6ad5ada9cb031c0d6d'
+  /samples/none_os/user/platform.c:
+    newFile: !uuid '1b1eee628f0b64274a4480bf992520c932b8948d'
+    oldFile: !uuid '16b33ed13f0a4c16af571402415e7322a09b6dc4'
+  /src:
+    newFile: !uuid 'c26d2537b582e4dc3b7a0182bf1229fc73bb7817'
+    oldFile: !uuid 'f98cdbafd83085c5326fb6a6b779f5a7e3162534'
+  /src/at_chat.c:
+    newFile: !uuid '95f3bdb2b89d4a092a36c8909ad90f898cafc768'
+    oldFile: !uuid 'e3c77a7fd45decea2c9e92f02670cdcc28a8b5e1'
+gitCommitId: !uuid 'a6aa6140887d30a6c71dda067ae33ac71818611a'
 renames: {
   }
-revisionId: 32
+revisionId: 33