X-Git-Url: https://git.zerfleddert.de/cgi-bin/gitweb.cgi/proxmark3-svn/blobdiff_plain/ad6219fc9167b2414299b54df03297db27e97e22..db25599d7faa310019d325290b9b93a59dd97c1b:/client/cmdlft55xx.c

diff --git a/client/cmdlft55xx.c b/client/cmdlft55xx.c
index 2953e780..3f865b1d 100644
--- a/client/cmdlft55xx.c
+++ b/client/cmdlft55xx.c
@@ -242,6 +242,7 @@ int CmdT55xxReadBlock(const char *Cmd) {
 		c.d.asBytes[0] = 0x1; 
 	}
 
+	clearCommandBuffer();
 	SendCommand(&c);
 	if ( !WaitForResponseTimeout(CMD_ACK,NULL,2500) ) {
 		PrintAndLog("command execution time out");
@@ -666,9 +667,10 @@ int CmdT55xxWriteBlock(const char *Cmd)
 
 	if (block > 7) {
 		PrintAndLog("Block number must be between 0 and 7");
-		return 1;
+		return 2;
 	}
 	
+	UsbCommand resp;
 	UsbCommand c = {CMD_T55XX_WRITE_BLOCK, {data, block, 0}};
  	c.d.asBytes[0] = 0x0; 
 
@@ -680,7 +682,12 @@ int CmdT55xxWriteBlock(const char *Cmd)
 		c.d.asBytes[0] = 0x1; 
 		PrintAndLog("pwd   : 0x%08X", password);
 	}
+	clearCommandBuffer();
 	SendCommand(&c);
+	if (!WaitForResponseTimeout(CMD_ACK, &resp, 1000)){
+		PrintAndLog("Error occurred, device did not ACK write operation. (May be due to old firmware)");
+		return -1;
+	}
 	return 0;
 }
 
@@ -878,6 +885,7 @@ int AquireData( uint8_t block ){
 		// c.d.asBytes[0] = 0x1; 
 	// }
 
+	clearCommandBuffer();
 	SendCommand(&c);
 	if ( !WaitForResponseTimeout(CMD_ACK,NULL,2500) ) {
 		PrintAndLog("command execution time out");