X-Git-Url: http://git.zerfleddert.de/cgi-bin/gitweb.cgi/proxmark3-svn/blobdiff_plain/23b80a733436e88426c2b857950674768eb2b8a2..c0e6c18bf5e0a25d57a14dd04224f4a02fd1c675:/client/cmdhf14b.c

diff --git a/client/cmdhf14b.c b/client/cmdhf14b.c
index 2c4c5949..03152cdd 100644
--- a/client/cmdhf14b.c
+++ b/client/cmdhf14b.c
@@ -403,13 +403,15 @@ int CmdHF14BWrite( const char *Cmd){
 	bool isSrix4k = true;
 	char str[20];	
 
-	if (cmdp == 'h' || cmdp == 'H') {
+	if (strlen(Cmd) < 1 || cmdp == 'h' || cmdp == 'H') {
 		PrintAndLog("Usage:  hf 14b write <1|2> <BLOCK> <DATA>");
-		PrintAndLog("");
+		PrintAndLog("    [1 = SRIX4K]");
+		PrintAndLog("    [2 = SRI512]");
+		PrintAndLog("    [BLOCK number depends on which tag, special block == 255]");
 		PrintAndLog("     sample: hf 14b write 1 127 11223344");
-		PrintAndLog("     sample: hf 14b write 1 255 11223344");
-		PrintAndLog("     sample: hf 14b write 2 15 11223344");
-		PrintAndLog("     sample: hf 14b write 2 255 11223344");
+		PrintAndLog("           : hf 14b write 1 255 11223344");
+		PrintAndLog("           : hf 14b write 2 15 11223344");
+		PrintAndLog("           : hf 14b write 2 255 11223344");
 		return 0;
 	}