/* TODO: FIXME */
sc->usb.brokenRigol = 1;
- sc->usb.ep_bulk_out = 1;
- sc->usb.ep_bulk_in = 2;
+ sc->usb.ep_bulk_out = 0x01;
+ sc->usb.ep_bulk_in = 0x82;
sc->usb.wMaxPacketSize_in = 0x40;
return sc;
return NULL;
}
+unsigned char usbtmc_status(struct scope *sc)
+{
+ int r;
+ unsigned char status[3];
+
+ sc->usb.bTag++;
+
+ r = usb_control_msg(sc->usb.dev, 0xA1, 128, (sc->usb.bTag & 0x7f), 0, (char*)status, 3, USB_TIMEOUT);
+ if ((r != 3) || (status[0] != 0x01) || (status[1] != (sc->usb.bTag & 0x7f))) {
+ printf("READ_STATUS_BYTE failed: %d 0x%x 0x%x 0x%x\n", r, status[0], status[1], status[2]);
+ return 0xff;
+ }
+
+ return status[2];
+}
+
/*
* Send a scpi-command to the scope. The response goes into the buffer
* called resp, with a size of resplen. If resp==NULL, no response
//Initialize the scope.
struct scope* usbtmc_initscope(void) {
int r;
- unsigned char buff[10];
+ uint32_t vidpid;
struct scope *sc;
/* Init libusb */
usbtmc_claim(sc);
/* The following code isn't really necessary, the program works
OK without it too. */
- r=usb_control_msg(sc->usb.dev, 0xC8, 9, 0, 0, (char*)buff, 4, USB_TIMEOUT);
+ r=usb_control_msg(sc->usb.dev, 0xC8, 9, 0, 0, (char*)&vidpid, 4, USB_TIMEOUT);
usbtmc_release(sc);
if (r < 0) {
fprintf (stderr, "Error %d sending init message: %s\n",
fprintf (stderr, "Do you have permission on the USB device?\n");
exit (1);
}
- if (LE32((*(uint32_t*)buff))!=0x40005dc) {
- fprintf(stderr,"Init: buff[%i]=%x\n",r,LE32((*(uint32_t*)buff)));
+ if (LE32(vidpid)!=0x40005dc) {
+ fprintf(stderr,"Init: buff[%i]=%x\n",r,LE32(vidpid));
}
return sc;
}