# \#rts-cts **URL:** https://forums.digi.com/tag/rts-cts/111.md [Latest](https://forums.digi.com/latest.md) · [Categories](https://forums.digi.com/categories.md) · [Tags](https://forums.digi.com/tags.md) --- ## [Is RTS CTS Necessary to connect. We have RX TX to do the same work](https://forums.digi.com/t/is-rts-cts-necessary-to-connect-we-have-rx-tx-to-do-the-same-work/23217)
**Author:** [@BinduSubramanyam](https://forums.digi.com/u/BinduSubramanyam)\ **Replies:** 2\ **Last updated:** [September 8, 2022, 8:34am UTC](https://forums.digi.com/t/is-rts-cts-necessary-to-connect-we-have-rx-tx-to-do-the-same-work/23217 "2022-09-08T08:34:59Z")
Hello, Iam using my XBee to PIxhawack and to Mission Planner. i electrically connected PIXWACK’s gnd tx rx cts rts to my Xbee gnd rx tx cts rts is it necessary to connects rts to rts and cts to cts even though i have t… --- ## [CTS RTS serial please hlep](https://forums.digi.com/t/cts-rts-serial-please-hlep/21371)
**Author:** [@moudit](https://forums.digi.com/u/moudit)\ **Replies:** 1\ **Last updated:** [May 19, 2020, 2:04pm UTC](https://forums.digi.com/t/cts-rts-serial-please-hlep/21371 "2020-05-19T14:04:19Z")
Dear SIr We have an IOT project and we are using XBee Pro 900hp with 10k firmware and API mode, we have a situation here we will use like at this project 100+ XBee multi point to point, right now while testing 20 XBee s… --- ## [CTS and RTS plz help](https://forums.digi.com/t/cts-and-rts-plz-help/21370)
**Author:** [@moudit](https://forums.digi.com/u/moudit)\ **Replies:** 1\ **Last updated:** [May 19, 2020, 2:02pm UTC](https://forums.digi.com/t/cts-and-rts-plz-help/21370 "2020-05-19T14:02:59Z")
Dear SIr We have an IOT project and we are using XBee Pro 900hp with 10k firmware and API mode, we have a situation here we will use like at this project 100+ XBee multi point to point, right now while testing 20 XBee s… --- ## [ConnectPort TS - RTS/CTS pins inactive?](https://forums.digi.com/t/connectport-ts-rts-cts-pins-inactive/20975)
**Author:** [@bdube](https://forums.digi.com/u/bdube)\ **Replies:** 1\ **Last updated:** [December 12, 2019, 2:31pm UTC](https://forums.digi.com/t/connectport-ts-rts-cts-pins-inactive/20975 "2019-12-12T14:31:31Z")
I have configured the serial settings for an RS232 device on a ConnectPort, but it doesn’t talk when I netcat to the connectport. I looked at /admin/sysinfo/serial\_stats.html? and see that only the CTS signal is high. … --- ## [Xbee S3B CTS pin stays high](https://forums.digi.com/t/xbee-s3b-cts-pin-stays-high/18807)
**Author:** [@Jerome](https://forums.digi.com/u/Jerome)\ **Replies:** 5\ **Last updated:** [October 25, 2017, 11:46am UTC](https://forums.digi.com/t/xbee-s3b-cts-pin-stays-high/18807 "2017-10-25T11:46:51Z")
Hi, The problem I’m having seems a bit weird. I have two different types of customized PCB (A & B) with xbee socket, and a bunch of USB xbee adapter. Among the 7 xbee S3b radios I have, 2 of them would work perfectly fi… --- ## [In Xbee series 1 When D6 is set to 1, What will be the initial voltage level on RTS pin??](https://forums.digi.com/t/in-xbee-series-1-when-d6-is-set-to-1-what-will-be-the-initial-voltage-level-on-rts-pin/16162)
**Author:** [@Ajith](https://forums.digi.com/u/Ajith)\ **Replies:** 1\ **Last updated:** [January 28, 2016, 10:47am UTC](https://forums.digi.com/t/in-xbee-series-1-when-d6-is-set-to-1-what-will-be-the-initial-voltage-level-on-rts-pin/16162 "2016-01-28T10:47:59Z")
I am using Digi Xbee Series 1 with firmware 10ef. I connected it to explorer board. I set D6 TO 1 in XCTU software, so as to enable RTS flow control. Using multi-meter I checked the voltage level of RTS pin, it is alwa… --- ## [Using the BL2600 RS232 port c with RTS control](https://forums.digi.com/t/using-the-bl2600-rs232-port-c-with-rts-control/15278)
**Author:** [@RonaldCSmathers](https://forums.digi.com/u/RonaldCSmathers)\ **Replies:** 1\ **Last updated:** [September 17, 2015, 3:47am UTC](https://forums.digi.com/t/using-the-bl2600-rs232-port-c-with-rts-control/15278 "2015-09-17T03:47:30Z")
Trying to set up the BL2600 RS232 port for commuications to a pc, using the Request to Send for flow control. I have the serial data working but do not have the RTS signal. I believe it should be “RxF” signal. I can not … --- ## [Does the RTS flow control overrides pull up resistor settings?](https://forums.digi.com/t/does-the-rts-flow-control-overrides-pull-up-resistor-settings/14498)
**Author:** [@lholz](https://forums.digi.com/u/lholz)\ **Replies:** 1\ **Last updated:** [March 6, 2015, 3:14pm UTC](https://forums.digi.com/t/does-the-rts-flow-control-overrides-pull-up-resistor-settings/14498 "2015-03-06T15:14:59Z")
Hi, I’m using the S2C SMT XBee Pro module and I need to use the RTS/CTS flow control. It seems that by enabling the RTS control (D6) it forcibly enables the line’s pull up resistor. An external processor is pulling the … --- ## [CTS stays high after communication](https://forums.digi.com/t/cts-stays-high-after-communication/13230)
**Author:** [@david.sincock](https://forums.digi.com/u/david.sincock)\ **Replies:** 3\ **Last updated:** [July 2, 2014, 10:56am UTC](https://forums.digi.com/t/cts-stays-high-after-communication/13230 "2014-07-02T10:56:32Z")
XBee Pro900HP Firmware version 8070 Module sends and receives data in API mode for approx 35 hours, with occasional communication failures, but a retry by host is susccessful. Broadcast packages every 5 seconds, and un… --- ## [hardware flowcontrol (rts/cts)!!!!](https://forums.digi.com/t/hardware-flowcontrol-rts-cts/3707)
**Author:** [@User317](https://forums.digi.com/u/User317)\ **Replies:** 2\ **Last updated:** [March 19, 2011, 5:16pm UTC](https://forums.digi.com/t/hardware-flowcontrol-rts-cts/3707 "2011-03-19T17:16:46Z")
Is somebody using the hardware flowcontrol (rts/cts)??? I’m able to send RCI Request over the serial interface (UART). It all works fine but just without flowcontrol! I’m sure flowcontrol is set to “hardware” and GPIO i…