diff --git a/readme.txt b/readme.txt
index 10b5109..9c75cee 100644
--- a/readme.txt
+++ b/readme.txt
@@ -46,4 +46,5 @@ Pre-defines
    2024-05-28   GOOD R1D with lower power and TPS shutdown to 0V, yet, TOF range data incorrect. or not ranging at all
    2024-05-28   range distance same 1000mm
    2024-07-03   GPIO analog cannot be RESET in enterStopMode...only deinit
+   2024-08-29   STS-P2-L1X start
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