From 8ef3f3438435157faf613d1b816c83c08d81915c Mon Sep 17 00:00:00 2001
From: iceman1001 <iceman@iuse.se>
Date: Fri, 20 Mar 2020 11:09:23 +0100
Subject: [PATCH] update ex4x05 timing, @mwalker (@marshmellow42,
 https://github.com/marshmellow42/proxmark3/commit/1ebf9f25602371b3542097efe94c56edc42638c4)

---
 armsrc/lfops.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/armsrc/lfops.c b/armsrc/lfops.c
index 84bddc192..904d37c61 100644
--- a/armsrc/lfops.c
+++ b/armsrc/lfops.c
@@ -2399,13 +2399,13 @@ void SendForward(uint8_t fwd_bit_count) {
     TurnReadLF_off(EM_START_GAP);
     TurnReadLFOn(18 * 8);
 
-    // now start writting with bitbanging the antenna.
+    // now start writting with bitbanging the antenna. (each bit should be 32*8 total length)
     while (fwd_bit_sz-- > 0) { //prepare next bit modulation
         if (((*fwd_write_ptr++) & 1) == 1) {
             WaitUS(32 * 8);
         } else {
             TurnReadLF_off(23 * 8);
-            TurnReadLFOn(18 * 8);
+            TurnReadLFOn(32-23 * 8);
         }
     }
 }