Ramsey Electronics BS2C Manuel d'instructions

DCI2 • 1 DTMF CONTROLLER INTERFACE Ramsey Electronics Model No. DCI2 Have you ever wished you could call home and turn on the lights late at ni

DCI2 • 10 DTMF Controller kit it is best to follow the step-by-step instructions in this manual. Try to avoid the urge to jump ahead installing com

DCI2 • 11 DCI2C DTMF CONTROLLER INTERFACE KIT ASSEMBLY First we’ll install the two output connectors, J1 and J2. These are a 10 and 20 pin dual ro

DCI2 • 12  15. Install R6, a 330K ohm resistor (brown-black-orange). OK, that’s it for the resistors, now we’ll install the diodes. The resistor

DCI2 • 13  29. Install C2, a 0.01uF capacitor (103)  30. Install C6, a 0.01uF capacitor (103) Find the two 22pF ceramic capacitors marked 22 

DCI2 • 14 Front ViewLEDPC BoardLeave leads approximately 1/2 inch in lengthFlatFront View after BendingLEDPC BoardLeave leads approximately 1/2 inc

DCI2 • 15 Initial DCI2 Testing Now it’s time to do come basic testing to see if your DCI2 is operating properly. These tests will verify that the

DCI2 • 16 MUST press the “#” button following each number button, otherwise there will be no confirmation of the number pressed until you press the

DCI2 • 17 DCI2 Output Testing Your DCI2 is configured from the factory to operate in the non-secure, latched mode for the BCD output so that will m

DCI2 • 20 Case Assembly  1. Locate the case bottom. The bottom can be identified by the board mounting post on the inside and the holes for the

DCI2 • 21 DCI2 FUNCTIONALITY DESCRIPTION The DCI2 is configurable by the user to operate as either a FULL DTMF 16 tone decoder or an interface to

DCI2 • 2 RAMSEY TRANSMITTER KITS • FM100B Professional FM Stereo Transmitter • FM25B Synthesized Stereo FM Transmitter • TV6 Television Tr

DCI2 • 22 Note that the acknowledgment tone is a high pitch tone. If an invalid entry is made a “RASPBERRY” or lower pitch tone will be heard. If

DCI2 • 23 CONFIGURATION ENTRY SEQUENCES CONTROL TYPE LATCH SECURITY COMMENTS KEY CONTROL TYPE --------- * = DVMS # = FULL BCD LATCH --

DCI2 • 24 OUTPUT SIGNAL DESCRIPTION This section describes the various outputs of the DCI2. Full DTMF Configuration Note that the Data Valid signa

DCI2 • 25 DTMF Tone 4-bit Code J2 Pin 7 1 0001 0 2 0010 0 3 0011 0 4 0100 0 5 0101 0 6 0110 0 7 0111 0 8 1000 1 9 1001 1 0 1010 1 * 101

DCI2 • 26 DTMF TONE J2 Pin 5 (DVMS DB25-10) J2 Pin 3 (DVMS DB25-11) J2 Pin 1 (DVMS DB25-12) 1 0 0 0 2 0 0 1 3 0 1 0 4 0 1 1 5 1 0 0 6 1 0 1 7 1 1 0

DCI2 • 27 DTMF Tone J1 Pin Low J1 Pin 14 Valid Data 1 17 0 2 15 0 3 13 0 4 11 0 5 9 0 6 7 0 7 5 0 8 3 0 9 1 0 0 2 0 * 4 0 # 6 0 A 8 0

DCI2 • 28 WIRING AND CUSTOM APPLICATION SUGGESTIONS All of the output lines of the DCI2 operate at a 5VDC logic level. This means that some type o

DCI2 • 29

DCI2 • 30 TROUBLESHOOTING GUIDE If your DCI2C does not work at all, recheck the following: • correct orientation of U1 and U3 (see PC board Parts

DCI2 • 31 PROBLEM: It keeps giving me an error tone and it doesn’t do what I want. SOLUTION: Press ∗ to reset the system. Then repeat your security

DCI2 • 3 Ramsey Publication No. MDCI2 Price $5.00 TABLE OF CONTENTS Introduction... 4 Circuit Description ...

DCI2 • 32 DCI2C DTMF CONTROLLER INTERFACE SPECIFICATIONS Here are few of the commonly requested specifications for the DCI2C: J5 Power Input - In

DCI2 • 33 NOTES __________________________________________________________________________________________________________________________________

DCI2 • 34 NOTES __________________________________________________________________________________________________________________________________

DCI2 • 35 THE RAMSEY KIT WARRANTY 1. GENERAL: Notice that this is not a "fine print" warranty. We want you to understand your rights a

DCI2 • 36 Price: $5.00 Ramsey Publication No. MDCI2 Assembly and Instruction manual for: RAMSEY MODEL NO. DCI2C DTMF Controller Interface Kit RAMSE

DCI2 • 4 INTRODUCTION The DCI2 (DTMF Controller Interface) is designed to meet the needs of the home automation experimenter. The easy hookup inter

DCI2 • 5 The DTMF Decoder The DTMF decoder, IC U3, a Holtek HT9170B, has the task of monitoring all the input audio signals. When a valid DTMF sig

DCI2 • 6 familiar think about the output of U3, a 4 line signal that represents the DTMF signal received and then the 16 different DTMF signals. Y

DCI2 • 7 DCI2C PARTS LAYOUT DIAGRAM

DCI2 • 8 PARTS SUPPLIED WITH YOUR DCI2C KIT Capacitors  2 22 pF disc capacitor (marked 22) [C7,8]  1 470 pF disc capacitor (marked 470 or 471)

DCI2 • 9 RAMSEY "Learn-As-You-Build KIT ASSEMBLY There are many solder connections on the DCI2C printed circuit board. PLEASE take us seriousl