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CC3220SF-LAUNCHXL: Problems with AT Command Demo in CC32xx SDK

Part Number: CC3220SF-LAUNCHXL
Other Parts Discussed in Thread: CC3220SF

I'm using  "simplelink_cc32xx_sdk_1_50_00_06"

with "at_commands_CC3220SF_LAUNCHXL__tirtos_ccs"  demo project.

Using Tera Term as my terminal program.

Run the project, as below, and I have been told my an TI engineer that i need to poll the "AT+WlanScan" command if it returns -2073, because it means it is busy.

But If I repeatedly poll the "AT+WlanScan" for 10 times, the command resutls "ERROR: allocate,0" 

Error 0 according the errors.h indicates success.  I guess this is a bug?

I have been recommend by my TI contact engineer, that the AT command demo is a fast routine to market. But it doesn't look like it is production ready..



         ==============================================
            AT Commands Example Ver: 1.1.1
         ==============================================

         CHIP: 0x30000019
         MAC:  2.0.0.0
         PHY:  2.2.0.5
         NWP:  3.5.0.0
         ROM:  0
         HOST: 2.0.1.22
         MAC address: 98:84:e3:f6:8c:1c

         ==============================================


Enter AT Command:
AT+WlanScan=0,30
Enter AT Command:
ERROR: process command,-2073
AT+WlanScan=0,30
Enter AT Command:
+wlanscan:BTHub5-FP29,0x24:0x20:0xc7:0x83:0x3f:0xf4,-89,1,wpa2,0,ccmp,psk
+wlanscan:WSS - Guest,0x1e:0x18:0xa:0xfa:0x30:0x0,-49,1,wpa_wpa2,0,psk
+wlanscan:WSS - Mobile,0x26:0x18:0xa:0xfa:0x30:0x0,-49,1,wpa_wpa2,0,psk
+wlanscan:BTWifi-X,0x46:0x20:0xc7:0x83:0x3f:0xf4,-89,1,wpa_wpa2,0,802_1_x
+wlanscan:WSS - Guest,0x1e:0x18:0xa:0xfa:0x25:0x90,-84,11,wpa_wpa2,0,psk
+wlanscan:WSS - Mobile,0x26:0x18:0xa:0xfa:0x25:0x90,-84,11,wpa_wpa2,0,psk
+wlanscan:Menard,0x20:0x4e:0x7f:0x80:0xc4:0xc0,-90,11,wpa2,0,ccmp,psk
OK
AT+WlanScan=0,30
Enter AT Command:
+wlanscan:BTHub5-FP29,0x24:0x20:0xc7:0x83:0x3f:0xf4,-89,1,wpa2,0,ccmp,psk
+wlanscan:WSS - Guest,0x1e:0x18:0xa:0xfa:0x30:0x0,-49,1,wpa_wpa2,0,psk
+wlanscan:WSS - Mobile,0x26:0x18:0xa:0xfa:0x30:0x0,-49,1,wpa_wpa2,0,psk
+wlanscan:BTWifi-X,0x46:0x20:0xc7:0x83:0x3f:0xf4,-89,1,wpa_wpa2,0,802_1_x
+wlanscan:WSS - Guest,0x1e:0x18:0xa:0xfa:0x25:0x90,-84,11,wpa_wpa2,0,psk
+wlanscan:WSS - Mobile,0x26:0x18:0xa:0xfa:0x25:0x90,-84,11,wpa_wpa2,0,psk
+wlanscan:Menard,0x20:0x4e:0x7f:0x80:0xc4:0xc0,-90,11,wpa2,0,ccmp,psk
OK
AT+WlanScan=0,30
Enter AT Command:
+wlanscan:BTHub5-FP29,0x24:0x20:0xc7:0x83:0x3f:0xf4,-89,1,wpa2,0,ccmp,psk
+wlanscan:WSS - Guest,0x1e:0x18:0xa:0xfa:0x30:0x0,-49,1,wpa_wpa2,0,psk
+wlanscan:WSS - Mobile,0x26:0x18:0xa:0xfa:0x30:0x0,-49,1,wpa_wpa2,0,psk
+wlanscan:BTWifi-X,0x46:0x20:0xc7:0x83:0x3f:0xf4,-89,1,wpa_wpa2,0,802_1_x
+wlanscan:WSS - Guest,0x1e:0x18:0xa:0xfa:0x25:0x90,-84,11,wpa_wpa2,0,psk
+wlanscan:WSS - Mobile,0x26:0x18:0xa:0xfa:0x25:0x90,-84,11,wpa_wpa2,0,psk
+wlanscan:Menard,0x20:0x4e:0x7f:0x80:0xc4:0xc0,-90,11,wpa2,0,ccmp,psk
OK
AT+WlanScan=0,30
Enter AT Command:
+wlanscan:BTHub5-FP29,0x24:0x20:0xc7:0x83:0x3f:0xf4,-89,1,wpa2,0,ccmp,psk
+wlanscan:WSS - Guest,0x1e:0x18:0xa:0xfa:0x30:0x0,-49,1,wpa_wpa2,0,psk
+wlanscan:WSS - Mobile,0x26:0x18:0xa:0xfa:0x30:0x0,-49,1,wpa_wpa2,0,psk
+wlanscan:BTWifi-X,0x46:0x20:0xc7:0x83:0x3f:0xf4,-89,1,wpa_wpa2,0,802_1_x
+wlanscan:WSS - Guest,0x1e:0x18:0xa:0xfa:0x25:0x90,-84,11,wpa_wpa2,0,psk
+wlanscan:WSS - Mobile,0x26:0x18:0xa:0xfa:0x25:0x90,-84,11,wpa_wpa2,0,psk
+wlanscan:Menard,0x20:0x4e:0x7f:0x80:0xc4:0xc0,-90,11,wpa2,0,ccmp,psk
OK
AT+WlanScan=0,30
Enter AT Command:
+wlanscan:BTHub5-FP29,0x24:0x20:0xc7:0x83:0x3f:0xf4,-89,1,wpa2,0,ccmp,psk
+wlanscan:WSS - Guest,0x1e:0x18:0xa:0xfa:0x30:0x0,-49,1,wpa_wpa2,0,psk
+wlanscan:WSS - Mobile,0x26:0x18:0xa:0xfa:0x30:0x0,-49,1,wpa_wpa2,0,psk
+wlanscan:BTWifi-X,0x46:0x20:0xc7:0x83:0x3f:0xf4,-89,1,wpa_wpa2,0,802_1_x
+wlanscan:WSS - Guest,0x1e:0x18:0xa:0xfa:0x25:0x90,-84,11,wpa_wpa2,0,psk
+wlanscan:WSS - Mobile,0x26:0x18:0xa:0xfa:0x25:0x90,-84,11,wpa_wpa2,0,psk
+wlanscan:Menard,0x20:0x4e:0x7f:0x80:0xc4:0xc0,-90,11,wpa2,0,ccmp,psk
OK
AT+WlanScan=0,30
Enter AT Command:
+wlanscan:BTHub5-FP29,0x24:0x20:0xc7:0x83:0x3f:0xf4,-89,1,wpa2,0,ccmp,psk
+wlanscan:WSS - Guest,0x1e:0x18:0xa:0xfa:0x30:0x0,-49,1,wpa_wpa2,0,psk
+wlanscan:WSS - Mobile,0x26:0x18:0xa:0xfa:0x30:0x0,-49,1,wpa_wpa2,0,psk
+wlanscan:BTWifi-X,0x46:0x20:0xc7:0x83:0x3f:0xf4,-89,1,wpa_wpa2,0,802_1_x
+wlanscan:WSS - Guest,0x1e:0x18:0xa:0xfa:0x25:0x90,-84,11,wpa_wpa2,0,psk
+wlanscan:WSS - Mobile,0x26:0x18:0xa:0xfa:0x25:0x90,-84,11,wpa_wpa2,0,psk
+wlanscan:Menard,0x20:0x4e:0x7f:0x80:0xc4:0xc0,-90,11,wpa2,0,ccmp,psk
OK
AT+WlanScan=0,30
Enter AT Command:
+wlanscan:BTHub5-FP29,0x24:0x20:0xc7:0x83:0x3f:0xf4,-89,1,wpa2,0,ccmp,psk
+wlanscan:WSS - Guest,0x1e:0x18:0xa:0xfa:0x30:0x0,-49,1,wpa_wpa2,0,psk
+wlanscan:WSS - Mobile,0x26:0x18:0xa:0xfa:0x30:0x0,-49,1,wpa_wpa2,0,psk
+wlanscan:BTWifi-X,0x46:0x20:0xc7:0x83:0x3f:0xf4,-89,1,wpa_wpa2,0,802_1_x
+wlanscan:WSS - Guest,0x1e:0x18:0xa:0xfa:0x25:0x90,-84,11,wpa_wpa2,0,psk
+wlanscan:WSS - Mobile,0x26:0x18:0xa:0xfa:0x25:0x90,-84,11,wpa_wpa2,0,psk
+wlanscan:Menard,0x20:0x4e:0x7f:0x80:0xc4:0xc0,-90,11,wpa2,0,ccmp,psk
OK
AT+WlanScan=0,30
Enter AT Command:
+wlanscan:BTHub5-FP29,0x24:0x20:0xc7:0x83:0x3f:0xf4,-89,1,wpa2,0,ccmp,psk
+wlanscan:WSS - Guest,0x1e:0x18:0xa:0xfa:0x30:0x0,-49,1,wpa_wpa2,0,psk
+wlanscan:WSS - Mobile,0x26:0x18:0xa:0xfa:0x30:0x0,-49,1,wpa_wpa2,0,psk
+wlanscan:BTWifi-X,0x46:0x20:0xc7:0x83:0x3f:0xf4,-89,1,wpa_wpa2,0,802_1_x
+wlanscan:WSS - Guest,0x1e:0x18:0xa:0xfa:0x25:0x90,-84,11,wpa_wpa2,0,psk
+wlanscan:WSS - Mobile,0x26:0x18:0xa:0xfa:0x25:0x90,-84,11,wpa_wpa2,0,psk
+wlanscan:Menard,0x20:0x4e:0x7f:0x80:0xc4:0xc0,-90,11,wpa2,0,ccmp,psk
OK
AT+WlanScan=0,30
Enter AT Command:
+wlanscan:BTHub5-FP29,0x24:0x20:0xc7:0x83:0x3f:0xf4,-89,1,wpa2,0,ccmp,psk
+wlanscan:WSS - Guest,0x1e:0x18:0xa:0xfa:0x30:0x0,-49,1,wpa_wpa2,0,psk
+wlanscan:WSS - Mobile,0x26:0x18:0xa:0xfa:0x30:0x0,-49,1,wpa_wpa2,0,psk
+wlanscan:BTWifi-X,0x46:0x20:0xc7:0x83:0x3f:0xf4,-89,1,wpa_wpa2,0,802_1_x
+wlanscan:WSS - Guest,0x1e:0x18:0xa:0xfa:0x25:0x90,-84,11,wpa_wpa2,0,psk
+wlanscan:WSS - Mobile,0x26:0x18:0xa:0xfa:0x25:0x90,-84,11,wpa_wpa2,0,psk
+wlanscan:Menard,0x20:0x4e:0x7f:0x80:0xc4:0xc0,-90,11,wpa2,0,ccmp,psk
OK
AT+WlanScan=0,30
Enter AT Command:
+wlanscan:BTHub5-FP29,0x24:0x20:0xc7:0x83:0x3f:0xf4,-89,1,wpa2,0,ccmp,psk
+wlanscan:WSS - Guest,0x1e:0x18:0xa:0xfa:0x30:0x0,-49,1,wpa_wpa2,0,psk
+wlanscan:WSS - Mobile,0x26:0x18:0xa:0xfa:0x30:0x0,-49,1,wpa_wpa2,0,psk
+wlanscan:BTWifi-X,0x46:0x20:0xc7:0x83:0x3f:0xf4,-89,1,wpa_wpa2,0,802_1_x
+wlanscan:WSS - Guest,0x1e:0x18:0xa:0xfa:0x25:0x90,-84,11,wpa_wpa2,0,psk
+wlanscan:WSS - Mobile,0x26:0x18:0xa:0xfa:0x25:0x90,-84,11,wpa_wpa2,0,psk
+wlanscan:Menard,0x20:0x4e:0x7f:0x80:0xc4:0xc0,-90,11,wpa2,0,ccmp,psk
OK
AT+WlanScan=0,30
ERROR: allocate,0
Enter AT Command:
AT+WlanScan=0,30
ERROR: allocate,0
Enter AT Command:
AT+WlanScan=0,30
ERROR: allocate,0
Enter AT Command:

Enter AT Command:
AT+WlanScan=0,30
ERROR: allocate,0
Enter AT Command:
AT+WlanScan=0,30
ERROR: allocate,0
Enter AT Command:

  • I can confirm that it always fails on the 11th poll, after the first successfully list is returned. When it fails, the AT+Test still works. Only restart fixes the issue. But am haven't tried any other commands at the moment.
  • I have narrowed down the issue to "atcmd_wlan.c"
    There scanParams==NULL
    So there is an issue with malloc(sizeof(ATCmdWlan_Scan_t)),
    I'm not familier with malloc, anyone have any idea's why it failed on the 11th Attempt. I guess it's a memory leak?
    Cheers
    Nick



    in "atcmd_defs.c" char ATCmd_errorAllocStr[] = "ERROR: allocate,xxxxxx";


    int32_t ATCmdWlan_scanCallback(void *arg)
    {

    int32_t ret = -1;
    ATCmdWlan_Scan_t *scanParams;
    uint8_t i;

    scanParams = malloc(sizeof(ATCmdWlan_Scan_t));
    if (scanParams == NULL)
    {
    ATCmd_errorResult(ATCmd_errorAllocStr,0);
    return (-1);
    }
  • I've put the debugger on it, and I was wrong, it is failing slightly later at " /* Clear the results buffer */ scanParams->netEntries = malloc(scanParams->numOfentries * sizeof(SlWlanNetworkEntry_t));"

    See below



    int32_t ATCmdWlan_scanCallback(void *arg)
    {

    int32_t ret = -1;
    ATCmdWlan_Scan_t *scanParams;
    uint8_t i;

    scanParams = malloc(sizeof(ATCmdWlan_Scan_t));
    if (scanParams == NULL)
    {
    ATCmd_errorResult(ATCmd_errorAllocStr,0);
    return (-1);
    }
    memset(scanParams, 0x0, sizeof(scanParams));

    /* Call the command parser */
    ret = ATCmdWlan_scanParse((char *)arg, scanParams);

    if(ret < 0)
    {
    ATCmd_errorResult(ATCmd_errorParseStr,ret);
    ATCmdWlan_scanFree(scanParams);
    return -1;
    }

    if (scanParams->numOfentries > ATCMDWLAN_MAX_SCAN_RESULTS)
    {
    ATCmd_errorResult(ATCmd_errorParseStr,0);
    ATCmdWlan_scanFree(scanParams);
    return -1;
    }
    /* Clear the results buffer */
    scanParams->netEntries = malloc(scanParams->numOfentries * sizeof(SlWlanNetworkEntry_t));
    if (scanParams->netEntries == NULL)
    {
    ATCmd_errorResult(ATCmd_errorAllocStr,0);
    ATCmdWlan_scanFree(scanParams);
    return -1;
    }
  • Another issue , with the same WlanScan, if i asked it to return only 10 items, instead of the 30max, the command works for longer. But then the command does not produce any reply at all!!!!


             ==============================================
                AT Commands Example Ver: 1.1.1
             ==============================================

             CHIP: 0x30000019
             MAC:  2.0.0.0
             PHY:  2.2.0.5
             NWP:  3.5.0.0
             ROM:  0
             HOST: 2.0.1.22
             MAC address: 98:84:e3:f6:8c:1c

             ==============================================


    Enter AT Command:
    AT+WlanScan=0,10
    Enter AT Command:
    ERROR: process command,-2073
    AT+WlanScan=0,10
    Enter AT Command:
    +wlanscan:SSP - Guest,0x1e:0x18:0xa:0xfa:0x30:0x0,-49,1,wpa_wpa2,0,psk
    +wlanscan:BTHub5-FP29,0x24:0x20:0xc7:0x83:0x3f:0xf4,-90,1,wpa2,0,ccmp,psk
    +wlanscan:SSP - Mobile,0x26:0x18:0xa:0xfa:0x30:0x0,-50,1,wpa_wpa2,0,psk
    +wlanscan:BTWi-fi,0x26:0x20:0xc7:0x83:0x3f:0xf4,-90,1,open,0,none,none
    +wlanscan:SSP - Guest,0x1e:0x18:0xa:0xfa:0x25:0x90,-80,11,wpa_wpa2,0,psk
    +wlanscan:SSP - Mobile,0x26:0x18:0xa:0xfa:0x25:0x90,-79,11,wpa_wpa2,0,psk
    OK
    AT+WlanScan=0,10
    Enter AT Command:
    +wlanscan:SSP - Guest,0x1e:0x18:0xa:0xfa:0x30:0x0,-49,1,wpa_wpa2,0,psk
    +wlanscan:BTHub5-FP29,0x24:0x20:0xc7:0x83:0x3f:0xf4,-90,1,wpa2,0,ccmp,psk
    +wlanscan:SSP - Mobile,0x26:0x18:0xa:0xfa:0x30:0x0,-50,1,wpa_wpa2,0,psk
    +wlanscan:BTWi-fi,0x26:0x20:0xc7:0x83:0x3f:0xf4,-90,1,open,0,none,none
    +wlanscan:SSP - Guest,0x1e:0x18:0xa:0xfa:0x25:0x90,-80,11,wpa_wpa2,0,psk
    +wlanscan:SSP - Mobile,0x26:0x18:0xa:0xfa:0x25:0x90,-79,11,wpa_wpa2,0,psk
    OK
    AT+WlanScan=0,10
    Enter AT Command:
    +wlanscan:SSP - Guest,0x1e:0x18:0xa:0xfa:0x30:0x0,-49,1,wpa_wpa2,0,psk
    +wlanscan:BTHub5-FP29,0x24:0x20:0xc7:0x83:0x3f:0xf4,-90,1,wpa2,0,ccmp,psk
    +wlanscan:SSP - Mobile,0x26:0x18:0xa:0xfa:0x30:0x0,-50,1,wpa_wpa2,0,psk
    +wlanscan:BTWi-fi,0x26:0x20:0xc7:0x83:0x3f:0xf4,-90,1,open,0,none,none
    +wlanscan:SSP - Guest,0x1e:0x18:0xa:0xfa:0x25:0x90,-80,11,wpa_wpa2,0,psk
    +wlanscan:SSP - Mobile,0x26:0x18:0xa:0xfa:0x25:0x90,-79,11,wpa_wpa2,0,psk
    OK
    AT+WlanScan=0,10
    Enter AT Command:
    +wlanscan:SSP - Guest,0x1e:0x18:0xa:0xfa:0x30:0x0,-49,1,wpa_wpa2,0,psk
    +wlanscan:BTHub5-FP29,0x24:0x20:0xc7:0x83:0x3f:0xf4,-90,1,wpa2,0,ccmp,psk
    +wlanscan:SSP - Mobile,0x26:0x18:0xa:0xfa:0x30:0x0,-50,1,wpa_wpa2,0,psk
    +wlanscan:BTWi-fi,0x26:0x20:0xc7:0x83:0x3f:0xf4,-90,1,open,0,none,none
    +wlanscan:SSP - Guest,0x1e:0x18:0xa:0xfa:0x25:0x90,-80,11,wpa_wpa2,0,psk
    +wlanscan:SSP - Mobile,0x26:0x18:0xa:0xfa:0x25:0x90,-79,11,wpa_wpa2,0,psk
    OK
    AT+WlanScan=0,10
    Enter AT Command:
    +wlanscan:SSP - Guest,0x1e:0x18:0xa:0xfa:0x30:0x0,-49,1,wpa_wpa2,0,psk
    +wlanscan:BTHub5-FP29,0x24:0x20:0xc7:0x83:0x3f:0xf4,-90,1,wpa2,0,ccmp,psk
    +wlanscan:SSP - Mobile,0x26:0x18:0xa:0xfa:0x30:0x0,-50,1,wpa_wpa2,0,psk
    +wlanscan:BTWi-fi,0x26:0x20:0xc7:0x83:0x3f:0xf4,-90,1,open,0,none,none
    +wlanscan:SSP - Guest,0x1e:0x18:0xa:0xfa:0x25:0x90,-80,11,wpa_wpa2,0,psk
    +wlanscan:SSP - Mobile,0x26:0x18:0xa:0xfa:0x25:0x90,-79,11,wpa_wpa2,0,psk
    OK
    AT+WlanScan=0,10
    Enter AT Command:
    +wlanscan:SSP - Guest,0x1e:0x18:0xa:0xfa:0x30:0x0,-49,1,wpa_wpa2,0,psk
    +wlanscan:BTHub5-FP29,0x24:0x20:0xc7:0x83:0x3f:0xf4,-90,1,wpa2,0,ccmp,psk
    +wlanscan:SSP - Mobile,0x26:0x18:0xa:0xfa:0x30:0x0,-50,1,wpa_wpa2,0,psk
    +wlanscan:BTWi-fi,0x26:0x20:0xc7:0x83:0x3f:0xf4,-90,1,open,0,none,none
    +wlanscan:SSP - Guest,0x1e:0x18:0xa:0xfa:0x25:0x90,-80,11,wpa_wpa2,0,psk
    +wlanscan:SSP - Mobile,0x26:0x18:0xa:0xfa:0x25:0x90,-79,11,wpa_wpa2,0,psk
    OK
    AT+WlanScan=0,10
    Enter AT Command:
    +wlanscan:SSP - Guest,0x1e:0x18:0xa:0xfa:0x30:0x0,-49,1,wpa_wpa2,0,psk
    +wlanscan:BTHub5-FP29,0x24:0x20:0xc7:0x83:0x3f:0xf4,-90,1,wpa2,0,ccmp,psk
    +wlanscan:SSP - Mobile,0x26:0x18:0xa:0xfa:0x30:0x0,-50,1,wpa_wpa2,0,psk
    +wlanscan:BTWi-fi,0x26:0x20:0xc7:0x83:0x3f:0xf4,-90,1,open,0,none,none
    +wlanscan:SSP - Guest,0x1e:0x18:0xa:0xfa:0x25:0x90,-80,11,wpa_wpa2,0,psk
    +wlanscan:SSP - Mobile,0x26:0x18:0xa:0xfa:0x25:0x90,-79,11,wpa_wpa2,0,psk
    OK
    AT+WlanScan=0,10
    Enter AT Command:
    +wlanscan:SSP - Guest,0x1e:0x18:0xa:0xfa:0x30:0x0,-49,1,wpa_wpa2,0,psk
    +wlanscan:BTHub5-FP29,0x24:0x20:0xc7:0x83:0x3f:0xf4,-90,1,wpa2,0,ccmp,psk
    +wlanscan:SSP - Mobile,0x26:0x18:0xa:0xfa:0x30:0x0,-50,1,wpa_wpa2,0,psk
    +wlanscan:BTWi-fi,0x26:0x20:0xc7:0x83:0x3f:0xf4,-90,1,open,0,none,none
    +wlanscan:SSP - Guest,0x1e:0x18:0xa:0xfa:0x25:0x90,-80,11,wpa_wpa2,0,psk
    +wlanscan:SSP - Mobile,0x26:0x18:0xa:0xfa:0x25:0x90,-79,11,wpa_wpa2,0,psk
    OK
    AT+WlanScan=0,10
    Enter AT Command:
    +wlanscan:SSP - Guest,0x1e:0x18:0xa:0xfa:0x30:0x0,-49,1,wpa_wpa2,0,psk
    +wlanscan:BTHub5-FP29,0x24:0x20:0xc7:0x83:0x3f:0xf4,-90,1,wpa2,0,ccmp,psk
    +wlanscan:SSP - Mobile,0x26:0x18:0xa:0xfa:0x30:0x0,-50,1,wpa_wpa2,0,psk
    +wlanscan:BTWi-fi,0x26:0x20:0xc7:0x83:0x3f:0xf4,-90,1,open,0,none,none
    +wlanscan:SSP - Guest,0x1e:0x18:0xa:0xfa:0x25:0x90,-80,11,wpa_wpa2,0,psk
    +wlanscan:SSP - Mobile,0x26:0x18:0xa:0xfa:0x25:0x90,-79,11,wpa_wpa2,0,psk
    OK
    AT+WlanScan=0,10
    Enter AT Command:
    +wlanscan:SSP - Guest,0x1e:0x18:0xa:0xfa:0x30:0x0,-49,1,wpa_wpa2,0,psk
    +wlanscan:BTHub5-FP29,0x24:0x20:0xc7:0x83:0x3f:0xf4,-90,1,wpa2,0,ccmp,psk
    +wlanscan:SSP - Mobile,0x26:0x18:0xa:0xfa:0x30:0x0,-50,1,wpa_wpa2,0,psk
    +wlanscan:BTWi-fi,0x26:0x20:0xc7:0x83:0x3f:0xf4,-90,1,open,0,none,none
    +wlanscan:SSP - Guest,0x1e:0x18:0xa:0xfa:0x25:0x90,-80,11,wpa_wpa2,0,psk
    +wlanscan:SSP - Mobile,0x26:0x18:0xa:0xfa:0x25:0x90,-79,11,wpa_wpa2,0,psk
    OK
    AT+WlanScan=0,10
    Enter AT Command:
    +wlanscan:SSP - Guest,0x1e:0x18:0xa:0xfa:0x30:0x0,-49,1,wpa_wpa2,0,psk
    +wlanscan:BTHub5-FP29,0x24:0x20:0xc7:0x83:0x3f:0xf4,-90,1,wpa2,0,ccmp,psk
    +wlanscan:SSP - Mobile,0x26:0x18:0xa:0xfa:0x30:0x0,-50,1,wpa_wpa2,0,psk
    +wlanscan:BTWi-fi,0x26:0x20:0xc7:0x83:0x3f:0xf4,-90,1,open,0,none,none
    +wlanscan:SSP - Guest,0x1e:0x18:0xa:0xfa:0x25:0x90,-80,11,wpa_wpa2,0,psk
    +wlanscan:SSP - Mobile,0x26:0x18:0xa:0xfa:0x25:0x90,-79,11,wpa_wpa2,0,psk
    OK
    AT+WlanScan=0,10
    Enter AT Command:
    +wlanscan:SSP - Guest,0x1e:0x18:0xa:0xfa:0x30:0x0,-49,1,wpa_wpa2,0,psk
    +wlanscan:BTHub5-FP29,0x24:0x20:0xc7:0x83:0x3f:0xf4,-90,1,wpa2,0,ccmp,psk
    +wlanscan:SSP - Mobile,0x26:0x18:0xa:0xfa:0x30:0x0,-50,1,wpa_wpa2,0,psk
    +wlanscan:BTWi-fi,0x26:0x20:0xc7:0x83:0x3f:0xf4,-90,1,open,0,none,none
    +wlanscan:SSP - Guest,0x1e:0x18:0xa:0xfa:0x25:0x90,-80,11,wpa_wpa2,0,psk
    +wlanscan:SSP - Mobile,0x26:0x18:0xa:0xfa:0x25:0x90,-79,11,wpa_wpa2,0,psk
    OK
    AT+WlanScan=0,10
    Enter AT Command:
    +wlanscan:SSP - Guest,0x1e:0x18:0xa:0xfa:0x30:0x0,-49,1,wpa_wpa2,0,psk
    +wlanscan:BTHub5-FP29,0x24:0x20:0xc7:0x83:0x3f:0xf4,-90,1,wpa2,0,ccmp,psk
    +wlanscan:SSP - Mobile,0x26:0x18:0xa:0xfa:0x30:0x0,-50,1,wpa_wpa2,0,psk
    +wlanscan:BTWi-fi,0x26:0x20:0xc7:0x83:0x3f:0xf4,-90,1,open,0,none,none
    +wlanscan:SSP - Guest,0x1e:0x18:0xa:0xfa:0x25:0x90,-80,11,wpa_wpa2,0,psk
    +wlanscan:SSP - Mobile,0x26:0x18:0xa:0xfa:0x25:0x90,-79,11,wpa_wpa2,0,psk
    OK
    AT+WlanScan=0,10
    Enter AT Command:
    +wlanscan:SSP - Guest,0x1e:0x18:0xa:0xfa:0x30:0x0,-49,1,wpa_wpa2,0,psk
    +wlanscan:BTHub5-FP29,0x24:0x20:0xc7:0x83:0x3f:0xf4,-90,1,wpa2,0,ccmp,psk
    +wlanscan:SSP - Mobile,0x26:0x18:0xa:0xfa:0x30:0x0,-50,1,wpa_wpa2,0,psk
    +wlanscan:BTWi-fi,0x26:0x20:0xc7:0x83:0x3f:0xf4,-90,1,open,0,none,none
    +wlanscan:SSP - Guest,0x1e:0x18:0xa:0xfa:0x25:0x90,-80,11,wpa_wpa2,0,psk
    +wlanscan:SSP - Mobile,0x26:0x18:0xa:0xfa:0x25:0x90,-79,11,wpa_wpa2,0,psk
    OK
    AT+WlanScan=0,10
    Enter AT Command:
    +wlanscan:SSP - Guest,0x1e:0x18:0xa:0xfa:0x30:0x0,-49,1,wpa_wpa2,0,psk
    +wlanscan:BTHub5-FP29,0x24:0x20:0xc7:0x83:0x3f:0xf4,-90,1,wpa2,0,ccmp,psk
    +wlanscan:SSP - Mobile,0x26:0x18:0xa:0xfa:0x30:0x0,-50,1,wpa_wpa2,0,psk
    +wlanscan:BTWi-fi,0x26:0x20:0xc7:0x83:0x3f:0xf4,-90,1,open,0,none,none
    +wlanscan:SSP - Guest,0x1e:0x18:0xa:0xfa:0x25:0x90,-80,11,wpa_wpa2,0,psk
    +wlanscan:SSP - Mobile,0x26:0x18:0xa:0xfa:0x25:0x90,-79,11,wpa_wpa2,0,psk
    OK
    AT+WlanScan=0,10
    Enter AT Command:
    +wlanscan:SSP - Guest,0x1e:0x18:0xa:0xfa:0x30:0x0,-49,1,wpa_wpa2,0,psk
    +wlanscan:BTHub5-FP29,0x24:0x20:0xc7:0x83:0x3f:0xf4,-90,1,wpa2,0,ccmp,psk
    +wlanscan:SSP - Mobile,0x26:0x18:0xa:0xfa:0x30:0x0,-50,1,wpa_wpa2,0,psk
    +wlanscan:BTWi-fi,0x26:0x20:0xc7:0x83:0x3f:0xf4,-90,1,open,0,none,none
    +wlanscan:SSP - Guest,0x1e:0x18:0xa:0xfa:0x25:0x90,-80,11,wpa_wpa2,0,psk
    +wlanscan:SSP - Mobile,0x26:0x18:0xa:0xfa:0x25:0x90,-79,11,wpa_wpa2,0,psk
    OK
    AT+WlanScan=0,10
    Enter AT Command:
    +wlanscan:SSP - Guest,0x1e:0x18:0xa:0xfa:0x30:0x0,-49,1,wpa_wpa2,0,psk
    +wlanscan:BTHub5-FP29,0x24:0x20:0xc7:0x83:0x3f:0xf4,-90,1,wpa2,0,ccmp,psk
    +wlanscan:SSP - Mobile,0x26:0x18:0xa:0xfa:0x30:0x0,-50,1,wpa_wpa2,0,psk
    +wlanscan:BTWi-fi,0x26:0x20:0xc7:0x83:0x3f:0xf4,-90,1,open,0,none,none
    +wlanscan:SSP - Guest,0x1e:0x18:0xa:0xfa:0x25:0x90,-80,11,wpa_wpa2,0,psk
    +wlanscan:SSP - Mobile,0x26:0x18:0xa:0xfa:0x25:0x90,-79,11,wpa_wpa2,0,psk
    OK
    AT+WlanScan=0,10
    Enter AT Command:
    +wlanscan:SSP - Guest,0x1e:0x18:0xa:0xfa:0x30:0x0,-49,1,wpa_wpa2,0,psk
    +wlanscan:BTHub5-FP29,0x24:0x20:0xc7:0x83:0x3f:0xf4,-90,1,wpa2,0,ccmp,psk
    +wlanscan:SSP - Mobile,0x26:0x18:0xa:0xfa:0x30:0x0,-50,1,wpa_wpa2,0,psk
    +wlanscan:BTWi-fi,0x26:0x20:0xc7:0x83:0x3f:0xf4,-90,1,open,0,none,none
    +wlanscan:SSP - Guest,0x1e:0x18:0xa:0xfa:0x25:0x90,-80,11,wpa_wpa2,0,psk
    +wlanscan:SSP - Mobile,0x26:0x18:0xa:0xfa:0x25:0x90,-79,11,wpa_wpa2,0,psk
    OK
    AT+WlanScan=0,10
    Enter AT Command:
    +wlanscan:SSP - Guest,0x1e:0x18:0xa:0xfa:0x30:0x0,-49,1,wpa_wpa2,0,psk
    +wlanscan:BTHub5-FP29,0x24:0x20:0xc7:0x83:0x3f:0xf4,-90,1,wpa2,0,ccmp,psk
    +wlanscan:SSP - Mobile,0x26:0x18:0xa:0xfa:0x30:0x0,-50,1,wpa_wpa2,0,psk
    +wlanscan:BTWi-fi,0x26:0x20:0xc7:0x83:0x3f:0xf4,-90,1,open,0,none,none
    +wlanscan:SSP - Guest,0x1e:0x18:0xa:0xfa:0x25:0x90,-80,11,wpa_wpa2,0,psk
    +wlanscan:SSP - Mobile,0x26:0x18:0xa:0xfa:0x25:0x90,-79,11,wpa_wpa2,0,psk
    OK
    AT+WlanScan=0,10
    Enter AT Command:
    +wlanscan:SSP - Guest,0x1e:0x18:0xa:0xfa:0x30:0x0,-49,1,wpa_wpa2,0,psk
    +wlanscan:BTHub5-FP29,0x24:0x20:0xc7:0x83:0x3f:0xf4,-90,1,wpa2,0,ccmp,psk
    +wlanscan:SSP - Mobile,0x26:0x18:0xa:0xfa:0x30:0x0,-50,1,wpa_wpa2,0,psk
    +wlanscan:BTWi-fi,0x26:0x20:0xc7:0x83:0x3f:0xf4,-90,1,open,0,none,none
    +wlanscan:SSP - Guest,0x1e:0x18:0xa:0xfa:0x25:0x90,-80,11,wpa_wpa2,0,psk
    +wlanscan:SSP - Mobile,0x26:0x18:0xa:0xfa:0x25:0x90,-79,11,wpa_wpa2,0,psk
    OK
    AT+WlanScan=0,10
    Enter AT Command:
    +wlanscan:SSP - Guest,0x1e:0x18:0xa:0xfa:0x30:0x0,-49,1,wpa_wpa2,0,psk
    +wlanscan:BTHub5-FP29,0x24:0x20:0xc7:0x83:0x3f:0xf4,-90,1,wpa2,0,ccmp,psk
    +wlanscan:SSP - Mobile,0x26:0x18:0xa:0xfa:0x30:0x0,-50,1,wpa_wpa2,0,psk
    +wlanscan:BTWi-fi,0x26:0x20:0xc7:0x83:0x3f:0xf4,-90,1,open,0,none,none
    +wlanscan:SSP - Guest,0x1e:0x18:0xa:0xfa:0x25:0x90,-80,11,wpa_wpa2,0,psk
    +wlanscan:SSP - Mobile,0x26:0x18:0xa:0xfa:0x25:0x90,-79,11,wpa_wpa2,0,psk
    OK
    AT+WlanScan=0,10
    Enter AT Command:
    ERROR: process command,-2073
    AT+WlanScan=0,10
    Enter AT Command:
    +wlanscan:SSP - Guest,0x1e:0x18:0xa:0xfa:0x30:0x0,-50,1,wpa_wpa2,0,psk
    +wlanscan:BTHub5-FP29,0x24:0x20:0xc7:0x83:0x3f:0xf4,-90,1,wpa2,0,ccmp,psk
    +wlanscan:SSP - Mobile,0x26:0x18:0xa:0xfa:0x30:0x0,-50,1,wpa_wpa2,0,psk
    +wlanscan:BTWi-fi,0x26:0x20:0xc7:0x83:0x3f:0xf4,-91,1,open,0,none,none
    +wlanscan:SSP - Guest,0x1e:0x18:0xa:0xfa:0x25:0x90,-79,11,wpa_wpa2,0,psk
    +wlanscan:SSP - Mobile,0x26:0x18:0xa:0xfa:0x25:0x90,-79,11,wpa_wpa2,0,psk
    +wlanscan:BTWifi-X,0x46:0x20:0xc7:0x83:0x3f:0xf4,-90,1,wpa_wpa2,0,802_1_x
    +wlanscan:Sig_RF,0x18:0x1e:0x78:0x20:0x88:0x8e,-59,6,wpa2,0,ccmp,psk
    OK
    AT+WlanScan=0,10
    Enter AT Command:
    +wlanscan:SSP - Guest,0x1e:0x18:0xa:0xfa:0x30:0x0,-50,1,wpa_wpa2,0,psk
    +wlanscan:BTHub5-FP29,0x24:0x20:0xc7:0x83:0x3f:0xf4,-90,1,wpa2,0,ccmp,psk
    +wlanscan:SSP - Mobile,0x26:0x18:0xa:0xfa:0x30:0x0,-50,1,wpa_wpa2,0,psk
    +wlanscan:BTWi-fi,0x26:0x20:0xc7:0x83:0x3f:0xf4,-91,1,open,0,none,none
    +wlanscan:SSP - Guest,0x1e:0x18:0xa:0xfa:0x25:0x90,-79,11,wpa_wpa2,0,psk
    +wlanscan:SSP - Mobile,0x26:0x18:0xa:0xfa:0x25:0x90,-79,11,wpa_wpa2,0,psk
    +wlanscan:BTWifi-X,0x46:0x20:0xc7:0x83:0x3f:0xf4,-90,1,wpa_wpa2,0,802_1_x
    +wlanscan:Sig_RF,0x18:0x1e:0x78:0x20:0x88:0x8e,-59,6,wpa2,0,ccmp,psk
    OK
    AT+WlanScan=0,10
    Enter AT Command:
    +wlanscan:SSP - Guest,0x1e:0x18:0xa:0xfa:0x30:0x0,-50,1,wpa_wpa2,0,psk
    +wlanscan:BTHub5-FP29,0x24:0x20:0xc7:0x83:0x3f:0xf4,-90,1,wpa2,0,ccmp,psk
    +wlanscan:SSP - Mobile,0x26:0x18:0xa:0xfa:0x30:0x0,-50,1,wpa_wpa2,0,psk
    +wlanscan:BTWi-fi,0x26:0x20:0xc7:0x83:0x3f:0xf4,-91,1,open,0,none,none
    +wlanscan:SSP - Guest,0x1e:0x18:0xa:0xfa:0x25:0x90,-79,11,wpa_wpa2,0,psk
    +wlanscan:SSP - Mobile,0x26:0x18:0xa:0xfa:0x25:0x90,-79,11,wpa_wpa2,0,psk
    +wlanscan:BTWifi-X,0x46:0x20:0xc7:0x83:0x3f:0xf4,-90,1,wpa_wpa2,0,802_1_x
    +wlanscan:Sig_RF,0x18:0x1e:0x78:0x20:0x88:0x8e,-59,6,wpa2,0,ccmp,psk
    OK
    AT+WlanScan=0,10
    Enter AT Command:
    +wlanscan:SSP - Guest,0x1e:0x18:0xa:0xfa:0x30:0x0,-50,1,wpa_wpa2,0,psk
    +wlanscan:BTHub5-FP29,0x24:0x20:0xc7:0x83:0x3f:0xf4,-90,1,wpa2,0,ccmp,psk
    +wlanscan:SSP - Mobile,0x26:0x18:0xa:0xfa:0x30:0x0,-50,1,wpa_wpa2,0,psk
    +wlanscan:BTWi-fi,0x26:0x20:0xc7:0x83:0x3f:0xf4,-91,1,open,0,none,none
    +wlanscan:SSP - Guest,0x1e:0x18:0xa:0xfa:0x25:0x90,-79,11,wpa_wpa2,0,psk
    +wlanscan:SSP - Mobile,0x26:0x18:0xa:0xfa:0x25:0x90,-79,11,wpa_wpa2,0,psk
    +wlanscan:BTWifi-X,0x46:0x20:0xc7:0x83:0x3f:0xf4,-90,1,wpa_wpa2,0,802_1_x
    +wlanscan:Sig_RF,0x18:0x1e:0x78:0x20:0x88:0x8e,-59,6,wpa2,0,ccmp,psk
    OK
    AT+WlanScan=0,10
    Enter AT Command:
    +wlanscan:SSP - Guest,0x1e:0x18:0xa:0xfa:0x30:0x0,-50,1,wpa_wpa2,0,psk
    +wlanscan:BTHub5-FP29,0x24:0x20:0xc7:0x83:0x3f:0xf4,-90,1,wpa2,0,ccmp,psk
    +wlanscan:SSP - Mobile,0x26:0x18:0xa:0xfa:0x30:0x0,-50,1,wpa_wpa2,0,psk
    +wlanscan:BTWi-fi,0x26:0x20:0xc7:0x83:0x3f:0xf4,-91,1,open,0,none,none
    +wlanscan:SSP - Guest,0x1e:0x18:0xa:0xfa:0x25:0x90,-79,11,wpa_wpa2,0,psk
    +wlanscan:SSP - Mobile,0x26:0x18:0xa:0xfa:0x25:0x90,-79,11,wpa_wpa2,0,psk
    +wlanscan:BTWifi-X,0x46:0x20:0xc7:0x83:0x3f:0xf4,-90,1,wpa_wpa2,0,802_1_x
    +wlanscan:Sig_RF,0x18:0x1e:0x78:0x20:0x88:0x8e,-59,6,wpa2,0,ccmp,psk
    OK
    AT+WlanScan=0,10
    Enter AT Command:
    +wlanscan:SSP - Guest,0x1e:0x18:0xa:0xfa:0x30:0x0,-50,1,wpa_wpa2,0,psk
    +wlanscan:BTHub5-FP29,0x24:0x20:0xc7:0x83:0x3f:0xf4,-90,1,wpa2,0,ccmp,psk
    +wlanscan:SSP - Mobile,0x26:0x18:0xa:0xfa:0x30:0x0,-50,1,wpa_wpa2,0,psk
    +wlanscan:BTWi-fi,0x26:0x20:0xc7:0x83:0x3f:0xf4,-91,1,open,0,none,none
    +wlanscan:SSP - Guest,0x1e:0x18:0xa:0xfa:0x25:0x90,-79,11,wpa_wpa2,0,psk
    +wlanscan:SSP - Mobile,0x26:0x18:0xa:0xfa:0x25:0x90,-79,11,wpa_wpa2,0,psk
    +wlanscan:BTWifi-X,0x46:0x20:0xc7:0x83:0x3f:0xf4,-90,1,wpa_wpa2,0,802_1_x
    +wlanscan:Sig_RF,0x18:0x1e:0x78:0x20:0x88:0x8e,-59,6,wpa2,0,ccmp,psk
    OK
    AT+WlanScan=0,10
    Enter AT Command:
    +wlanscan:SSP - Guest,0x1e:0x18:0xa:0xfa:0x30:0x0,-50,1,wpa_wpa2,0,psk
    +wlanscan:BTHub5-FP29,0x24:0x20:0xc7:0x83:0x3f:0xf4,-90,1,wpa2,0,ccmp,psk
    +wlanscan:SSP - Mobile,0x26:0x18:0xa:0xfa:0x30:0x0,-50,1,wpa_wpa2,0,psk
    +wlanscan:BTWi-fi,0x26:0x20:0xc7:0x83:0x3f:0xf4,-91,1,open,0,none,none
    +wlanscan:SSP - Guest,0x1e:0x18:0xa:0xfa:0x25:0x90,-79,11,wpa_wpa2,0,psk
    +wlanscan:SSP - Mobile,0x26:0x18:0xa:0xfa:0x25:0x90,-79,11,wpa_wpa2,0,psk
    +wlanscan:BTWifi-X,0x46:0x20:0xc7:0x83:0x3f:0xf4,-90,1,wpa_wpa2,0,802_1_x
    +wlanscan:Sig_RF,0x18:0x1e:0x78:0x20:0x88:0x8e,-59,6,wpa2,0,ccmp,psk
    OK
    AT+WlanScan=0,10
    Enter AT Command:
    +wlanscan:SSP - Guest,0x1e:0x18:0xa:0xfa:0x30:0x0,-50,1,wpa_wpa2,0,psk
    +wlanscan:BTHub5-FP29,0x24:0x20:0xc7:0x83:0x3f:0xf4,-90,1,wpa2,0,ccmp,psk
    +wlanscan:SSP - Mobile,0x26:0x18:0xa:0xfa:0x30:0x0,-50,1,wpa_wpa2,0,psk
    +wlanscan:BTWi-fi,0x26:0x20:0xc7:0x83:0x3f:0xf4,-91,1,open,0,none,none
    +wlanscan:SSP - Guest,0x1e:0x18:0xa:0xfa:0x25:0x90,-79,11,wpa_wpa2,0,psk
    +wlanscan:SSP - Mobile,0x26:0x18:0xa:0xfa:0x25:0x90,-79,11,wpa_wpa2,0,psk
    +wlanscan:BTWifi-X,0x46:0x20:0xc7:0x83:0x3f:0xf4,-90,1,wpa_wpa2,0,802_1_x
    +wlanscan:Sig_RF,0x18:0x1e:0x78:0x20:0x88:0x8e,-59,6,wpa2,0,ccmp,psk
    OK
    AT+WlanScan=0,10
    Enter AT Command:
    +wlanscan:SSP - Guest,0x1e:0x18:0xa:0xfa:0x30:0x0,-50,1,wpa_wpa2,0,psk
    +wlanscan:BTHub5-FP29,0x24:0x20:0xc7:0x83:0x3f:0xf4,-90,1,wpa2,0,ccmp,psk
    +wlanscan:SSP - Mobile,0x26:0x18:0xa:0xfa:0x30:0x0,-50,1,wpa_wpa2,0,psk
    +wlanscan:BTWi-fi,0x26:0x20:0xc7:0x83:0x3f:0xf4,-91,1,open,0,none,none
    +wlanscan:SSP - Guest,0x1e:0x18:0xa:0xfa:0x25:0x90,-79,11,wpa_wpa2,0,psk
    +wlanscan:SSP - Mobile,0x26:0x18:0xa:0xfa:0x25:0x90,-79,11,wpa_wpa2,0,psk
    +wlanscan:BTWifi-X,0x46:0x20:0xc7:0x83:0x3f:0xf4,-90,1,wpa_wpa2,0,802_1_x
    +wlanscan:Sig_RF,0x18:0x1e:0x78:0x20:0x88:0x8e,-59,6,wpa2,0,ccmp,psk
    OK
    AT+WlanScan=0,10
    AT+WlanScan=0,10
    AT+WlanScan=0,10

    Enter AT Command:
    AT+WlanScan=0,10
    AT+WlanScan=0,10
    AT+WlanScan=0,10
    AT+WlanScan=0,10
    AT+WlanScan=0,10
    AT+WlanScan=0,10
    AT+WlanScan=0,10
  • Hi Nick,

    Thanks for pointing at this. This looks like a memory leak and we will deal with it shortly.

    Br,
    Kobi

  • Hi Kobi
    Will the fix be released through a new issue of the SDK, can you give me a rough estimate of when the fix will be available?
    Regards
    Nick
  • atcmd_wlan.cHi Nick,

    You can use this temporary patch to fix the issue.

    Just replace the same file under the atcmd library (re-compile the library and make sure its binary is linked with the application. note that the library is typically built in the workspace, so you'll need to update the linker setting of the application).

    Br,

    Kobi

  • Thank you Kobi. :)

  • Hi Kobi
    I've changed the file, but how do I re-compile the library and make sure its binary is linked. I'm very new to CCS, normally I use Rowley Crossworks. Regards Nick