Honeywell HC900 Installation And User Manual page 107

Communications Installation - Connecting the HC900 Controller to a PC with the Hybrid Control Designer Software
Zoom 56K Dualmode External Modem
Step
1
Connect the modem to a PC. If your PC's RS-232 port has a 25-pin connector, use a DB-25
male to DB-25 female RS-232 cable. If your PC's RS232 port has a 9-pin connector, use a
DB-25 male to DB-9 female modem cable.
2
Connect power to the modem.
3
Power up the modem.
4
Run a serial communication port program such as Hyperterminal.
5
Within the communication program, select the port to which the modem is connected.
6
Configure the port to these settings:
baud rate = 9600, 19200, or 38400, 57600 (Must match Baud Rate configured in HC900
data bits = 8
parity = none
stop bits = 1
flow control = none
7
In the program's terminal window, restore factory defaults by keying-in the following command
string:
AT &F0
Then, press the ENTER key.
8
In the program's terminal window, key-in the following command string:
AT E1 Q0
Then, press the ENTER key. The Modem should respond with
9
Key-in the following command string:
AT &Y0 &C0 &D0 &R1 &S0 &K0 S0=1
Then, press the ENTER key. The Modem should respond with
10
Key-in the following command string:
AT E0 Q1 &W0
Then, press the ENTER key. The Modem will not respond.
11
Power down the modem and disconnect it from the PC.
12
Connect the modem to the RS-232 port of the HC900 Controller using a DB-25 male to DB-9
male RS-232 cable.
13
Connect the modem to a telephone jack.
14
Power up the modem and the HC900 Controller.
15
On a remote computer, run Hybrid Control Designer software.
16
Set up the PC software to dial the HC900 Controller.
17
Use the PC software "Loop-back" feature to verify that communications are established with
the remote HC900 Controller.
Revision 5
9/03
Controller)
HC900 Hybrid Controller Installation and User Guide
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