From 6ad3af1f3b01c5c5e78f91fbb71f77d034fad7c1 Mon Sep 17 00:00:00 2001
From: Bernhard Tittelbach <xro@realraum.at>
Date: Sat, 19 May 2012 20:48:31 +0000
Subject: attempt to open several usb device ids

git-svn-id: https://svn.spreadspace.org/mur.sat@444 7de4ea59-55d0-425e-a1af-a3118ea81d4c
---
 tools/atmega324u_usbhid/rawhid_testinterface.c | 23 ++++++++++++-----------
 1 file changed, 12 insertions(+), 11 deletions(-)

(limited to 'tools/atmega324u_usbhid')

diff --git a/tools/atmega324u_usbhid/rawhid_testinterface.c b/tools/atmega324u_usbhid/rawhid_testinterface.c
index 386fa9e..48246c3 100644
--- a/tools/atmega324u_usbhid/rawhid_testinterface.c
+++ b/tools/atmega324u_usbhid/rawhid_testinterface.c
@@ -4,6 +4,7 @@
 #include <string.h>
 #include <sys/time.h>
 #include <unistd.h>
+#include <stdint.h>
 #if defined(OS_LINUX) || defined(OS_MACOSX)
 #include <sys/ioctl.h>
 #include <termios.h>
@@ -27,16 +28,23 @@ int mtime_diff(struct timeval high,struct timeval low)
 }
 
 #define BUF_LEN 64
+#define NUM_DEVICE_IDS 3
+uint16_t dev_ids[] = {0x0481, 0x0480, 0x0482};
 
 int main (int argc, char *argv[])
 {
-    int r, num;
+    int r, num, d;
     char buf[BUF_LEN];
     // C-based example is 16C0:0480:FFAB:0200
     unsigned int attemtps = 100;
     while(attemtps--)
     {
-        r = rawhid_open(1, 0x16C0, 0x0481, 0xFFAB, 0x0200);
+        for (d=0; d<NUM_DEVICE_IDS; d++)
+        {
+            r = rawhid_open(1, 0x16C0, dev_ids[d], 0xFFAB, 0x0200);
+            if (r > 0)
+                break;
+        }
         if (r > 0)
             break;
         else
@@ -46,16 +54,9 @@ int main (int argc, char *argv[])
     {
         printf("no rawhid device found\n");
         return -1;
-    }    
+    }
     printf("found rawhid device\n\n");
-    //~ printf("Clearing Buffer\n");  
-    //~ sendstr("c"); // clear the buffer  
-    //~ struct timeval start_time,stop_time;
-    //~ gettimeofday(&start_time,NULL);
-    //~ gettimeofday(&stop_time,NULL);
-    //~ while (mtime_diff(stop_time,start_time)<1000) {
-    // check if any Raw HID packet has arrived
-    
+
     while (1)
     {
         num = rawhid_recv(0, buf, BUF_LEN, 250);
-- 
cgit v1.2.3