Update CHANGELOG.md

[proxmark3-svn] / CHANGELOG.md

diff --git a/CHANGELOG.md b/CHANGELOG.md
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@@ -4,6 +4,12 @@ This project uses the changelog in accordance with [keepchangelog](http://keepac
 
 ## [unreleased][unreleased]
 
+## T55xx Downlink Protocol
+### Added
+- Added downlink reference mode option r <mode> [ 0 - (default) fixed bit, 1 - long leading, 2 - leading 0 and 3 - 1 of 4 ]
+Supported commands lf t55xx detect, read, write, bruteforce (with special r 4 to try all downlink modes) (mwalker33)
+
+
 ### Changed
 - Changed hf mfp security. Now it works in all the modes. (drHatson)
 - `hf fido` - show/check DER certificate and signatures (Merlok)
@@ -16,6 +22,8 @@ This project uses the changelog in accordance with [keepchangelog](http://keepac
 - `hf 15 sim` now works as expected (piwi)
 
 ### Added
+- Added `lf config s xxxx` option to allow skipping x samples before capture (marshmellow)
+- Added `lf em 4x05protect` to support changing protection blocks on em4x05 chips (marshmellow)
 - Support Standard Communication Mode in HITAG S
 - Added `hf emv scan` - commands for scan EMV card and dump data to json file (Merlok)
 - `hf mfp` group of commands (Merlok)