# \#o **URL:** https://forums.digi.com/tag/o/277.md [Latest](https://forums.digi.com/latest.md) · [Categories](https://forums.digi.com/categories.md) · [Tags](https://forums.digi.com/tags.md) --- ## [I/O Line Passing](https://forums.digi.com/t/i-o-line-passing/22892)
**Author:** [@Steve\_Digital](https://forums.digi.com/u/Steve_Digital)\ **Replies:** 2\ **Last updated:** [February 10, 2022, 12:22pm UTC](https://forums.digi.com/t/i-o-line-passing/22892 "2022-02-10T12:22:27Z")
I am using 3 x XB3-24, I have 1 programmed as a coordinator(my receiver) this will control 4 i/ps to an Arduino. I have the first Xbee programmed as End Device ( my transmitter) to Use D0 & D1 they toggle O/P D0 & D1 on… --- ## [How do I set up TLB in MMU on 9p9215 for memory mapped I/O?](https://forums.digi.com/t/how-do-i-set-up-tlb-in-mmu-on-9p9215-for-memory-mapped-i-o/22290)
**Author:** [@cjwilde](https://forums.digi.com/u/cjwilde)\ **Replies:** 1\ **Last updated:** [March 23, 2021, 10:18pm UTC](https://forums.digi.com/t/how-do-i-set-up-tlb-in-mmu-on-9p9215-for-memory-mapped-i-o/22290 "2021-03-23T22:18:58Z")
I’m porting an application from a 7u 7520 module to a 9p 9215 module. It uses memory mapped I/O to access an FPGA. There’s no MMU on the 7u, so as part of the port I need to add code to set up the MMU. I customized th… --- ## [How do I read the I/O pins of a local (not remote) XBee 900HP through its serial port using API?](https://forums.digi.com/t/how-do-i-read-the-i-o-pins-of-a-local-not-remote-xbee-900hp-through-its-serial-port-using-api/16830)
**Author:** [@PeteH](https://forums.digi.com/u/PeteH)\ **Replies:** 6\ **Last updated:** [June 29, 2017, 4:26pm UTC](https://forums.digi.com/t/how-do-i-read-the-i-o-pins-of-a-local-not-remote-xbee-900hp-through-its-serial-port-using-api/16830 "2017-06-29T16:26:42Z")
I have two remote XBees controlled via Arduino shields and a local XBee connected to a laptop via its serial port using an XBee /USB interface board. I can successfully read the serial ports of the remote XBees from the … --- ## [Is Xbee WiFi S6B compatible with Xbee WiFi S6 for receiving I/O sampling?](https://forums.digi.com/t/is-xbee-wifi-s6b-compatible-with-xbee-wifi-s6-for-receiving-i-o-sampling/14950)
**Author:** [@jcalderon](https://forums.digi.com/u/jcalderon)\ **Replies:** 1\ **Last updated:** [September 4, 2015, 10:19am UTC](https://forums.digi.com/t/is-xbee-wifi-s6b-compatible-with-xbee-wifi-s6-for-receiving-i-o-sampling/14950 "2015-09-04T10:19:50Z")
I’m sending I/O samples from Xbee WiFi S6 to Xbee WiFi S6B. S6B is configured in API mode, however S6B is not receiving the I/O samples. If I send serial data from S6 to S6B, data is received correctly in an API frame, b… --- ## [Modifying DO through API frame](https://forums.digi.com/t/modifying-do-through-api-frame/13794)
**Author:** [@progloverfan](https://forums.digi.com/u/progloverfan)\ **Replies:** 3\ **Last updated:** [October 25, 2014, 11:48am UTC](https://forums.digi.com/t/modifying-do-through-api-frame/13794 "2014-10-25T11:48:05Z")
Hi. Is it possible to send a packet to a remote Xbee to modify the behavior of a DO pin? I read about I/O Line passing but the base Xbee is encapsulated and is impossible to modify the DI input, so I want to send a pack… --- ## [Difference between slave ports and auxilliary I/O bus?](https://forums.digi.com/t/difference-between-slave-ports-and-auxilliary-i-o-bus/12204)
**Author:** [@AISWARYA\_RAJ](https://forums.digi.com/u/AISWARYA_RAJ)\ **Replies:** 1\ **Last updated:** [January 20, 2014, 11:11am UTC](https://forums.digi.com/t/difference-between-slave-ports-and-auxilliary-i-o-bus/12204 "2014-01-20T11:11:42Z")
--- ## [Input/output Documentation for Transport WR44](https://forums.digi.com/t/input-output-documentation-for-transport-wr44/11834)
**Author:** [@Sitech](https://forums.digi.com/u/Sitech)\ **Replies:** 1\ **Last updated:** [September 16, 2013, 4:14am UTC](https://forums.digi.com/t/input-output-documentation-for-transport-wr44/11834 "2013-09-16T04:14:36Z")
Hi. Im new with this product Transport WR44. Where can I find some Documentation to program the internal I/O Place in the AUX Converter? Hope to receive some input soon. --- ## [LxNetes - Peripheral Interface](https://forums.digi.com/t/lxnetes-peripheral-interface/4980)
**Author:** [@brents](https://forums.digi.com/u/brents)\ **Replies:** 0\ **Last updated:** [April 6, 2009, 3:13pm UTC](https://forums.digi.com/t/lxnetes-peripheral-interface/4980 "2009-04-06T15:13:41Z")
Does anyone have an example of interfacing external I/O on LxNetes using CS3 or CS4?