From: Michael Gernoth <michael@gernoth.net>
Date: Sun, 6 Jun 2010 21:03:04 +0000 (+0200)
Subject: follow USBTMC spec more closely, more to come...
X-Git-Url: https://git.zerfleddert.de/cgi-bin/gitweb.cgi/rigol/commitdiff_plain/0926876978e80ae1e9c29d9f33a8f8ec0babaf5e

follow USBTMC spec more closely, more to come...
---

diff --git a/usbtmc.c b/usbtmc.c
index 729f6db..622ea80 100644
--- a/usbtmc.c
+++ b/usbtmc.c
@@ -61,9 +61,9 @@ int usbtmc_sendscpi(usb_dev_handle *dev, char* cmd,
 	buff[3]=0;
 	int2chars(buff+4, cmdlen);
 	buff[8]=1;
-	buff[9]=0x37;
-	buff[10]=0x39;
-	buff[11]=0x39;
+	buff[9]=0x00;
+	buff[10]=0x00;
+	buff[11]=0x00;
 	//fprintf(stderr,"Writing header len=%d\n", cmdlen);
 	//printb(buff,12);
 	r=usb_bulk_write(dev, 1, (char*)buff, 12, USB_TIMEOUT);
@@ -77,7 +77,7 @@ int usbtmc_sendscpi(usb_dev_handle *dev, char* cmd,
 		seq++;
 		buff[1]=seq; buff[2]=~seq; //nseq
 		int2chars(buff+4,0x40);
-		buff[8]=1;
+		buff[8]=0;
 		buff[9]=0xA;
 		buff[10]=0;
 		buff[11]=0;