# \#rcm6600w **URL:** https://forums.digi.com/tag/rcm6600w/1190.md [Latest](https://forums.digi.com/latest.md) · [Categories](https://forums.digi.com/categories.md) · [Tags](https://forums.digi.com/tags.md) --- ## [RCM6600W. Issue connecting to a mixed mode AP when set to CCMP?](https://forums.digi.com/t/rcm6600w-issue-connecting-to-a-mixed-mode-ap-when-set-to-ccmp/16950)
**Author:** [@casey](https://forums.digi.com/u/casey)\ **Replies:** 6\ **Last updated:** [October 21, 2017, 7:07pm UTC](https://forums.digi.com/t/rcm6600w-issue-connecting-to-a-mixed-mode-ap-when-set-to-ccmp/16950 "2017-10-21T19:07:39Z")
I have an AP which is broadcasting mixed TKIP/AES-CCMP, and I am having an issue connecting an RCM6600W to it. This table summarizes what I’m seeing. ----AP----::-RCM6600W-::-Can Connect —TKIP—::–TKIP----::—Yes------ … --- ## [Rabbit 6600W clocks required for Ethernet/Wifi use?](https://forums.digi.com/t/rabbit-6600w-clocks-required-for-ethernet-wifi-use/18156)
**Author:** [@casey](https://forums.digi.com/u/casey)\ **Replies:** 3\ **Last updated:** [March 24, 2017, 5:45pm UTC](https://forums.digi.com/t/rabbit-6600w-clocks-required-for-ethernet-wifi-use/18156 "2017-03-24T17:45:36Z")
Is it possible to estimate the clocks used up by the Ethernet and Wifi functionality on the RCM6600W (the worst case number taken up by ISRs which is then unavailable for use in other ISRs)? I assume it would depend on h… --- ## [RCM6650W WiFi+Ethernet disconnected crashes](https://forums.digi.com/t/rcm6650w-wifi-ethernet-disconnected-crashes/18007)
**Author:** [@fremersaro](https://forums.digi.com/u/fremersaro)\ **Replies:** 2\ **Last updated:** [February 9, 2017, 11:40am UTC](https://forums.digi.com/t/rcm6650w-wifi-ethernet-disconnected-crashes/18007 "2017-02-09T11:40:28Z")
I’m using a using a RCM6650W module and adding a simple external circuit to support Wifi and Ethernet simultaneously. Everthing works fine until I disconnect the RJ45 cable. After a few seconds of having WiFi activity th… --- ## [RCM6600W: What's PE4 used for?](https://forums.digi.com/t/rcm6600w-whats-pe4-used-for/17680)
**Author:** [@casey](https://forums.digi.com/u/casey)\ **Replies:** 1\ **Last updated:** [November 21, 2016, 11:20am UTC](https://forums.digi.com/t/rcm6600w-whats-pe4-used-for/17680 "2016-11-21T11:20:23Z")
PE4 is used for some mysterious purpose on the RCM6600W. It’s also hard wired to external interrupt 0 (I0CR). If I need to set I0CR to priority 2, is that going to mess with anything that the RCM6600W is doing with PE4? … --- ## [RCM6600W: Increasing available memory when compiling to flash?](https://forums.digi.com/t/rcm6600w-increasing-available-memory-when-compiling-to-flash/17694)
**Author:** [@casey](https://forums.digi.com/u/casey)\ **Replies:** 3\ **Last updated:** [November 17, 2016, 3:46pm UTC](https://forums.digi.com/t/rcm6600w-increasing-available-memory-when-compiling-to-flash/17694 "2016-11-17T15:46:53Z")
I have some xmem buffers I’d like to make as large as possible. I was using xavail() to figure out how much memory could be allocated, and I ran into something that seemed off. Regardless of whether I compile to flash o… --- ## [DHCP Issue. Interface DHCP Info not initialized?](https://forums.digi.com/t/dhcp-issue-interface-dhcp-info-not-initialized/16945)
**Author:** [@casey](https://forums.digi.com/u/casey)\ **Replies:** 3\ **Last updated:** [June 17, 2016, 3:43pm UTC](https://forums.digi.com/t/dhcp-issue-interface-dhcp-info-not-initialized/16945 "2016-06-17T15:43:56Z")
Working with an RCM6600W. What am I not calling or configuring wrong such that the interfaces have not been populated with their respective DHCPInfos? I’m attempting to run the following: \>\>\>\>\>\>\>\>\>\>\>\>\>\>\>\>\>\>\>\>\>\>\>\>\>\>\>\>\>\>… --- ## [how do I slow down the RCM6600W?](https://forums.digi.com/t/how-do-i-slow-down-the-rcm6600w/16138)
**Author:** [@mattfosteraz](https://forums.digi.com/u/mattfosteraz)\ **Replies:** 4\ **Last updated:** [March 1, 2016, 1:07am UTC](https://forums.digi.com/t/how-do-i-slow-down-the-rcm6600w/16138 "2016-03-01T01:07:18Z")
Upgrading from the rcm5600W to the rcm6600W I’m having problems with the memory mapped IO. worked fine with the 5600 but now with the 6600 running at 3x the frequency I want to figure out how to slow it down. How can I … --- ## [from RCM5600W to RCM6600w : everything work except tcp\_open()](https://forums.digi.com/t/from-rcm5600w-to-rcm6600w-everything-work-except-tcp-open/15528)
**Author:** [@aroct](https://forums.digi.com/u/aroct)\ **Replies:** 6\ **Last updated:** [October 29, 2015, 1:59pm UTC](https://forums.digi.com/t/from-rcm5600w-to-rcm6600w-everything-work-except-tcp-open/15528 "2015-10-29T13:59:27Z")
I was on RCM5600W and the firmware ran nicely. I recompile on the RCM6600W and everything work execpt tcp\_open() always return 0 Thanx ! --- ## [RCM6600W connect with router](https://forums.digi.com/t/rcm6600w-connect-with-router/12932)
**Author:** [@superf4ur](https://forums.digi.com/u/superf4ur)\ **Replies:** 1\ **Last updated:** [May 9, 2014, 9:28am UTC](https://forums.digi.com/t/rcm6600w-connect-with-router/12932 "2014-05-09T09:28:54Z")
RCM6600W in the Infrastructure mode, how to config, the RCM6600W could connect with a router? --- ## [Whats happening with the RCM6600W](https://forums.digi.com/t/whats-happening-with-the-rcm6600w/12645)
**Author:** [@Lucas73](https://forums.digi.com/u/Lucas73)\ **Replies:** 2\ **Last updated:** [March 11, 2014, 4:41am UTC](https://forums.digi.com/t/whats-happening-with-the-rcm6600w/12645 "2014-03-11T04:41:53Z")
Does anyone know the status of the RCM6600W? They’ve been available for sale for well over 12 months but Digi doesn’t appear to be marketing it and we can only find preliminary documentation for it. Am wondering if its…