Hello and first of all scuse me for my bad English.I am using Cytech Comfort since about 15 years and it is connected to a Pc via serial port because on the Pc is running \"Homeseer\" software and Cytech is perfectly integrated.Now, i would like do send and receive rs232 data on \"Arduino\" board rather then \"Pc\".
I am trying but this seems a little difficult.I have mounted on the Arduino a TTL (with max232 chip) and Db9 Female plug and a \"gender changer connector\".
If i connect the cable from Cytech to \"Pc\", i can receive every data, but no data seems to be read from Arduino.Maybe somethink wrong on connection? Or maybe i need to do something i don\'t know?
Thank you very much.
Ema from Italy
Are the only pins i need to connect \"tx\" \"rx\" and \"gnd\" or maybe some other (handshake hardware)? Maybe i need to invert \"rx\" and \"tx\" pins on db9?
Ok, i will give a try tomorrow.Can you please give me a schematic reporting the pins on Db9 female on Ucm i need to connect and what kind of connection i need to send to thise pins (es. gnd on pin 1, rx on pin 3 etc...)?
I think for example if i open or close a window, some data will pass throught serial port even withouth any ask, is it true? So if i connect cottectly an rs232 cable, i do receive some kind of message opening and closing a window. Right?.......
[user=1]slychiu[/user] wrote:
Quote:Yes you need to exchange tx and rx pnm the DB9 so that TX is connected to RX and vice versa
06-20-2024, 01:02 AM (This post was last modified: 06-20-2024, 01:04 AM by slychiu.)
Pin 2 to pin 3, pin 3 to pin 2, pin 5 to pin 5 as in the picture
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[/img]
refer to the Comfort Protocol here https://www.cytech.biz/serial_interface_protocol.html
....no success.... I think i am confused in \"front\" and \"rear\" view, male or female....
I am trying every changes, but i don\'t hear signal on my rs232 input..... i know it is my error because on Pc port everything is fine..... i will try and try again.....
This may help
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[/img]
Well, i have an UCM with female Db9 connector. It goes into a Db9 male connector on my Pc and when (for example) a close a windows, some data goes from Ucm into Pc.
I have an Arduino with this female module connected to gnd, tx and rx (and obviusly to vcc in arduino). I have soldered a \"male\" Db9 to the female pins as described in the schematic but no data traffic into serial monitor.... i am becoming a little crazy because i know it is a stupid problem i can not solve.