added parity check of deciphered command

[proxmark3-svn] / client / cmdlfpcf7931.c

diff --git a/client/cmdlfpcf7931.c b/client/cmdlfpcf7931.c
index 63333b97bbd9358385e05e46cc2967fd220a35f3..ffaf946f48e4c689eaac7d73cb703a3dab1ba04f 100644 (file)
--- a/client/cmdlfpcf7931.c
+++ b/client/cmdlfpcf7931.c
@@ -67,7 +67,7 @@ int usage_pcf7931_write(){
        PrintAndLog("Options:");
        PrintAndLog("       h          This help");
        PrintAndLog("       blockaddress   Block to save [0-7]");
-       PrintAndLog("       byteaddress    Index of byte inside block to write [0-3]");
+       PrintAndLog("       byteaddress    Index of byte inside block to write [0-15]");
        PrintAndLog("       data           one byte of data (hex)");
        PrintAndLog("Examples:");
        PrintAndLog("      lf pcf7931 write 2 1 FF");
@@ -137,7 +137,7 @@ int CmdLFPCF7931Write(const char *Cmd){
        if ( param_getdec(Cmd, 0, &block) ) return usage_pcf7931_write();
        if ( param_getdec(Cmd, 1, &bytepos) ) return usage_pcf7931_write();
        
-       if ( (block > 7) || (bytepos > 3) ) return usage_pcf7931_write();
+       if ( (block > 7) || (bytepos > 15) ) return usage_pcf7931_write();
 
        data  = param_get8ex(Cmd, 2, 0, 16);