dsp processor Architecture of TMS320C5X
Abstract: for voice module systems architecture of TMS320C5x DSP ARCHITECTURE TMS320C5x pulse dial systems pulse dial system TMS320C5x dsp processor EVM-50
Text: Dial Pulse or Click Detection by D2 Technologies, Inc. Software Overview D2’s Dial Pulse or Click Detection voice processing algorithm module detects clicks made by pulse dialing under a broad range of network conditions and under international telecommunications specifications.
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SWITCH debouncing
Abstract: amd processor based Circuit Diagram AMD SLIC pulse load resistor 001B pulse dial system SLIC DIAGRAM
Text: SLIC Dial Pulse Performance Advanced Micro Devices Application Note In an AMD SLIC-based line circuit, the opening and closing of the dial switch produces a stream of dial pulses at the DET loop detector logic output pin. Before it begins decoding the dial pulses, the
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M959
Abstract: M-959
Text: M-959 Dial Pulse Counter and Hook Status Monitor Features • Time-guarded dial pulse counting • 10 or 20 PPS dialing speeds pin selectable • Tri-state data outputs • Valid data output strobe • Data strobe control for use in interrupt-driven environments
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M-959
M-959
14-pin
DS-M959-R3
M959
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Le7942
Abstract: off hook DETECTOR
Text: SLIC Devices Applications of the Zarlink SLIC Devices SLIC Device Dial Pulse Performance Application Note APPLICATION NOTE In a Zarlink SLIC-based line circuit, the opening and closing of the dial switch produces a stream of dial pulses at the loop detector logic output pin DET . Before it begins decoding the dial pulses, the exchange processor must
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Water Meter
Abstract: No abstract text available
Text: EnergyMetering Apartment water meters Optionally with pulse-output Fittings meters Flush-mounted meters Surface-mounted meters All that counts. Surface-mounted meters Flush-mounted meters Apartment water meters Dry-dial for cold and warm water, optionally with pulse-output
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D-66121
97A020
Water Meter
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74C922
Abstract: 74C922 numerical keypad GOERTZEL ALGORITHM SOURCE CODE CM7291 goertzel 412L ADSP-2100 74C9 GOERTZEL ALGORITHM SOURCE CODE for dtmf in c goertzel algorithm
Text: Dual-Tone Multi-Frequency 14 Coding 14.1 INTRODUCTION DTMF is the generic name for pushbutton telephone signaling equivalent to the Bell System’s TouchTone . Dual-Tone Multi-Frequency DTMF signaling is quickly replacing dial-pulse signaling in telephone networks
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ADSP-2100
ADSP-2100
74C922
74C922 numerical keypad
GOERTZEL ALGORITHM SOURCE CODE
CM7291
goertzel
412L
74C9
GOERTZEL ALGORITHM SOURCE CODE for dtmf in c
goertzel algorithm
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5v dc trd relay connection
Abstract: MH88625 CSA-22 MH88620 MH88620IN MH88628 MH88632 MT8816 MT8965 5v5b
Text: MH88620IN C.O. SLIC Preliminary Information Features ISSUE 3 Ordering Information • 600 ohm input impedance • Externally selectable network balances • Transformerless 2-4 wire conversion • Programmable constant resistance feed • Off-hook and dial pulse detection
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MH88620IN
MH88620IN
TISP2300L,
P2703AB,
5v dc trd relay connection
MH88625
CSA-22
MH88620
MH88628
MH88632
MT8816
MT8965
5v5b
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transformerless power supply 12 volt 1A
Abstract: MH88612 AC DC transformerless power supply 4-wire to 2-wire hybrid 1N4003 IN4003 5V power supply transformerless telephone hybrid 2wire to 4wire
Text: MH88612 Subscriber Line Interface Circuit SLIC Preliminary Information Features • • • • • • • • ISSUE 4 Ordering Information Transformerless 2-wire to 4-wire conversion Battery and ringing feed to line Off-hook and dial pulse detection
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MH88612
transformerless power supply 12 volt 1A
MH88612
AC DC transformerless power supply
4-wire to 2-wire hybrid
1N4003
IN4003
5V power supply transformerless
telephone hybrid 2wire to 4wire
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IN4003 diode
Abstract: diode in4003 2N2222 IN4003 IN4148 MH88610 2wire 4wire telephone 12V 5 pin RELAY PIN DIAGRAM
Text: MH88610 Subscriber Line Interface Circuit SLIC Preliminary Information Features • • • • • • ISSUE 6 April 1995 Ordering Information Transformerless 2-wire to 4-wire conversion Battery and ringing feed to line Off-hook and dial pulse detection
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MH88610
MH88610
IN4003 diode
diode in4003
2N2222
IN4003
IN4148
2wire 4wire telephone
12V 5 pin RELAY PIN DIAGRAM
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IN4003 diode
Abstract: 2-wire intercom diode in4003 equivalent of diode in4003 equivalent components of diode 2N2222 2N2222 transistor to drive a relay 4-wire to 2-wire hybrid pabx systems 2N2222 IN4003
Text: MH88610 Subscriber Line Interface Circuit SLIC Preliminary Information Features • • • • • • ISSUE 6 April 1995 Ordering Information Transformerless 2-wire to 4-wire conversion Battery and ringing feed to line Off-hook and dial pulse detection
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MH88610
MH88610
IN4003 diode
2-wire intercom
diode in4003
equivalent of diode in4003
equivalent components of diode 2N2222
2N2222 transistor to drive a relay
4-wire to 2-wire hybrid
pabx systems
2N2222
IN4003
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5252 f 1101
Abstract: N1892 LC73711N 12 Key Numeric Keypad K09-5
Text: Ordering number: EN3926 :% C M O S LSI No. 3 9 2 * S A % Y O j LC73711N Switchable DTMF/Pulse Dialer with Memory Preliminary PINOUT O V E R V IE W The LC73711N is a DTMF/pulse dialer CMOS LSI for push-button telephones. It incorporates memory for eight 31-digit one-touch dial numbers and ten quick-dial
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EN3926
LC73711N
LC73711N
31-digit
63-digit
30-pin
5252 f 1101
N1892
12 Key Numeric Keypad
K09-5
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LR48251
Abstract: No abstract text available
Text: SHARP LR48251 LR48251 PULSE/TONE DIALER LSI PIN CONNECTIONS DESCRIPTION The LR48251 ¡9 a single-chip telephone system featuring pulse/tone dial mode switching capa bility and 20 single-push repertory memories of 16-digit each. TOP VIEW 28-PIN DIP r \ 28| MODout
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LR48251
LR48251
16-digit
32-digit
123FLASH456,
123FLASH
FLASH789
123FLASH456
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dmo 265 r
Abstract: M7 diode footprint wave soldering PCD3332-X Cassio dmo 265 DIP28 PCD3332-2 PCD3332-2P PCD3332-2T PCD3332-3
Text: Preliminary specification Philips Semiconductors Multistandard pulse/tone repertory diallers/ringers_ PCD3332-X family FEATURES • Ringer tone generator • Pulse and DTMF mixed mode dialling • Ringer-input frequency discriminator • 13 number repertory dial up to 32 digits
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PCD3332-2)
tran60
7110fl2b
dmo 265 r
M7 diode footprint wave soldering
PCD3332-X
Cassio
dmo 265
DIP28
PCD3332-2
PCD3332-2P
PCD3332-2T
PCD3332-3
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dmo 265 r
Abstract: mla diode DIP28 PCD3332-2 PCD3332-2P PCD3332-2T PCD3332-3 PCD3332-3P PCD3332-3T PCD3332-SP
Text: Philips Semiconductors Product specification Multistandard pulse/tone repertory diallers/ringers PCD3332-X family FEATURES • Ringer tone generator • Pulse and DTMF mixed mode dialling • Ringer-input frequency discriminator • 13 number repertory dial up to 32 digits
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PCD3332-2)
711GfiSb
1G7G17
dmo 265 r
mla diode
DIP28
PCD3332-2
PCD3332-2P
PCD3332-2T
PCD3332-3
PCD3332-3P
PCD3332-3T
PCD3332-SP
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LR48251
Abstract: No abstract text available
Text: SHARP LR48251 LR48251 PULSE/TONE DIALER LSI DESCRIPTION The LR48251 is a single-chip telephone system featuring pulse/tone dial mode switching capa bility and 20 single-push repertory memories of 16-digit each. PIN CONNECTIONS TOP 28-PIN DIP TEST [ 7 90/800 ms [ T
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LR48251
LR48251
16-digit
32-digit
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Untitled
Abstract: No abstract text available
Text: Pulse Repertory Dialer CMOS LSI LR4174 • LR4174 Pulse (Repertory) Dialer CMOS LSI Pin Connections Description T he LR4174 is a CMOS LSI for a re p erto ry dial er with ten 16-digit num ber mem ory storage. It gen erates the sam e pulse and m ute signals as in a
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LR4174
LR4174
16-digit
250/xsec
10DK820
390pF
IN4004
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KS58505
Abstract: No abstract text available
Text: KS58505 CMOS INTEGRATED CIRCUIT TONE/PULSE 3 NO EMERGENCY DIALER WITH SAVE The KS58505 is a 3-emergency number by 16 digit direct repertory dialer with 32 digit redial memory and 32 digit save memory. Through pin selection dial pulse ratio, make/break ratio and flash time can be
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KS58505
KS58505
10pps,
20pps,
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LC73720
Abstract: 2071.4
Text: Ordering number: EN 4021 CMOS LSI No. 4021 LC73720 Dialer With Memory O V E R V IE W T he L C 73720 is a D T M F /output pulse dial CM O S LSI for pushbutton telephones, it contains 16-digit 24-telephone num ber one-touch autodialing m em ory, 21-telephone num ber abbreviated dialing m em ory com m on with one-touch dial
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LC73720
LC73720
16-digit
24-telephone
21-telephone
63-digit
2071.4
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Untitled
Abstract: No abstract text available
Text: MH88615 MITEL Standard SLIC with Ringing Preliminary Information Amplification ISSUE 6 Features June 1997 Ordering Information 2W to 4W conversion Battery Feed to line Off-Hook and dial pulse detection Power Denial Integral Ringing Amplifier Programmable Loop Current
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MH88615
600i2
900i2
MH88615-1/-3/-7
MH88615AV-2
MH88615AT-1/-3/-7
MH88615AT-2
MH88615AS-4
MH88615
MH88615T-1/-3/-7,
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6500/1 microcomputer
Abstract: No abstract text available
Text: A C65SC150A CMD Microcircuits CMOS Advanced Communication Terminal Unit Telecommunication Microcomputer Features General Description • Generates signals compatible with switched telephone net works or packet switched data networks • Provides Dial Pulse (DP) or Dual Tone Multi-Frequency
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C65SC150A
300uA)
6500/1 microcomputer
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A01102
Abstract: LC73720 kt 3170 2071.4
Text: Ordering number: EN 4021 CMOS LSI LC73720 No. 4021 SA%VO i Dialer With Memory O V E R V IE W T he L C 73720 is a D T M F /output pulse dial CM OS LSI for pushbutton telephones. It contains 16-digit 24-telephone num ber one-touch autodialing m em ory, 21-telephone num ber abbreviated dialing m em ory com m on with one-touch dial
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LC73720
LC73720
16-digit
24-telephone
21-telephone
63-digit
A01102
kt 3170
2071.4
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BV EI 304 2048
Abstract: cmo 765 T-20 cmd 0035
Text: A C65SC150A CMD Microcircuits CMOS Advanced Communication Terminal Unit Telecommunication Microcomputer Features General Description • Generates signals compatible with switched telephone net works or packet switched data networks • Provides Dial Pulse (DP) or Dual Tone Multi-Frequency
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C65SC150A
300uA)
C65SC00
40-PIN
BV EI 304 2048
cmo 765
T-20
cmd 0035
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Untitled
Abstract: No abstract text available
Text: MH88612K MITEL Subscriber Line Interface Circuit Preliminary Information Features ISSUE 3 Ordering Information • Input impedance 600 £2 • Transformerless 2-wire to 4-wire conversion • Battery and ringing feed to line • Off-hook and dial pulse detection
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MH88612K
H88612K
b24T370
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Untitled
Abstract: No abstract text available
Text: MH88612 MITEL Subscriber Line Interface Circuit SLIC Preliminary Information Features ISSUE 4 • Transformerless 2-wire to 4-wire conversion • Battery and ringing feed to line • Off-hook and dial pulse detection • Ring ground over-current protection
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MH88612
b24T370
GQQRS77
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