CN2110252U

CN2110252U - Multifunction cross-talk alarm system controller

Info

Publication number: CN2110252U
Application number: CN 91223419
Authority: CN
Inventors: 褚以人; 郭春林; 王光照
Original assignee: Individual
Current assignee: Individual
Priority date: 1991-08-21
Filing date: 1991-08-21
Publication date: 1992-07-15

Abstract

The utility model relates to a controller combined with dialogue communication and anti-theft and anti-fire automatic alarm functions as an entity, belonging to an improvement of the telephonic communication system controller used in tall buildings. The utility model comprises a microprocessor, a program memory, an interface device, a system bus driving device, a telephone voice alarm device, a voice amplifier circuit, a 3-8 decoder, an 8 bit flip-latch and a door lock starting device. An external condition signal input device is a keyboard device with a 4 bit display. The utility model aims to combine the functions of dialogue, automatic alarm, and code anti-theft door as an entity so as to be controlled by a main controller.

Description

Multifunction cross-talk alarm system controller

The utility model relates to a kind of novel set pair and says that multiple functions such as communication and the automatic warning of anti-theft fireproof are in the controller of one.Belong to a kind of improvement to employed telephonic communication system controller in the skyscraper.

Intercommunication and automatic alarm controller are the main devices in skyscraper and the collective's department management system, be extensive use of the BA system at present both at home and abroad, the telephone exchanges of using as the intercommunication controller more, report to the police to report to the police and intercommunication to control be two covering devices independently separately, and intercommunication is generally single worker or quasi-duplex mode, function singleness, the connecting line of device own is a lot, the cost height.

The purpose of this utility model is that multiple function collection such as an intercommunication, automatically warning, cipher anti theft door are that one realizes all being controlled by master controller, to reach perfect in shape and function, easy to use, reliability is high, cost is low purpose.

The structure of controller described in the utility model comprises a microprocessor, program storage, interface arrangement, system bus drive unit, the electricity phonetic alarm device of living, audio amplifier circuit, 3-8 code translator and 8 latch and door lock starter gear.The external status signals input equipment is the keyboard with 4 displays.The link position of structure is between the inner several parts of controller: be connected to each other between the FPDP of the FPDP of microprocessor (CPU) by data bus and 8 latchs, program storage and interface arrangements; The address of data microprocessor and control signal port (P ₁Mouthful) by address bus and signal controlling the bus address and the signal port of linker storer, data-carrier store and interface arrangement successively; The output port of 8 latchs is connected with the least-significant byte address port of program storage and data-carrier store successively; Microprocessor control port (P ₁Mouthful) be connected with audio amplifier circuit with the system bus drive unit, in addition, the system bus drive unit also links to each other with audio amplifier circuit; Interface arrangement links to each other with the 3-8 code translator, 4 and the P of interface arrangement in 8 output ports of 3-8 code translator _AMouth is connected in 4 displays together, in addition 4 P with interface arrangement _CMouth is connected in keyboard; The P of interface arrangement _BThree output ports of mouth link to each other with the telephone phonic alarm device, and the telephone phonic alarm device is made up of speech processor, audio amplifier circuit, dial switch circuit, rectification circuit and off-hook switch; At last, microprocessor P _BMouth one output port links to each other with the door lock starter gear.

The big advantage of the utility model is to have adopted the controller centralized control, makes multichannel, multi-functional, and in one, the function perfection can be saved a large amount of connecting conducting wires to the automatic controlling alarm of making peace, and cost is low.

Below in conjunction with drawings and Examples the utility model is done explanation in further detail, wherein:

Fig. 1 is the structural representation of the utility model place system,

Fig. 2 is the controller architecture synoptic diagram,

Fig. 3 is the audio amplification device synoptic diagram,

Fig. 4 is a system bus drive unit synoptic diagram,

Fig. 5 is a telephone phonic alarm device synoptic diagram,

Fig. 6 is a door lock opening device synoptic diagram,

Fig. 7 is the internally stored program process flow diagram

Below be the implementation process of example explanation the utility model controller with the high residential building building.

Referring to Fig. 1, the utility model controller is installed in the high-rise residential building, an intercommunication terminal (6) one alarm terminals (2) are installed in every cover unit, controller (1) is installed in the total gateway of building one deck with antitheft door (4), controller (1) links by bus and subregion connector (5), and the subregion connector links to each other with user terminal (2), (6), and controller (1) draws place's 6 signal line, subregion connector (5) is drawn same 6 signal line, connects whole user terminals in this district.

Referring to Fig. 2, microprocessor (10) adopts 8051 series boards machines (CPU) in the controller (1), employing 2732/2764 or other similarly can be altered ROM (read-only memory) (EPROM) as program storage (12), adopt 6116/6264 storer (RAM) as data-carrier store (13), interface arrangement (14) adopts 8155 interface chips, 3-8 code translator (15) adopts 74LS138,8 latchs (11) adopt 74LS373, and what 4 displays (16) adopted is 4 copolar charactrons.

Institute's program stored system adopts 8051 assembly language to write to form in the program storage (12), totally 16 templates, 13 kinds of functions.

The output of controller drives signal all is the control result of executive routine.

Referring to Fig. 3, audio amplification device (17) adopts A ₁₀, A ₁₁, A ₁₂And 8 path analoging switch (20), make it have function according to the program control adjusting enlargement factor of circuit length.The system bus drive unit (9) that links to each other with microprocessor (10) is referring to Fig. 4, and this device adopts the switch J of little processing (10) control ₁₁SP line and Mic line are switched, realize the timesharing transmission on these two pairs of lines of sound signal and alerting signal,, make circuit possess antijamming capability because this device has used light-electrical isolation device (21).

Interface arrangement (14) is except that producing keyboard and monitor signal, also produce the signal and the door lock enabling signal of control telephone phonic alarm device, referring to Fig. 5, Fig. 6, telephone phonic alarm device (18) is by speech processor UM5101(22), audio amplifier circuit, dial switch circuit, rectification circuit, off-hook switch are formed.This device is finished the operation of off-hook, dialing, playback automatically under the control of microprocessor (10).

Be described in further detail below in conjunction with the control operation of a specific embodiment controller:

Under intercommunication communication duty, the guest is subscriber-coded by keyboard (19) input of controller, and interface arrangement (14) has passed through 3-8 code translator (15) and P _AMouth is input to the coding that 4 displays show its input with coding, and microprocessor (10) is by the P that writes of interface arrangement (14) _BMouth is read P _CRealization through calculating, draws Customs Assigned Number to the scanning of keyboard input signal, be transferred to 8 lock memory (11) by data bus, microprocessor (10) is found corresponding terminal address from data-carrier store (13) again and is compared with it, and the result meets, and microprocessor will pass through P ₁Mouth produces address pulse signal control system bus driver device (9): as shown in Figure 3, and P ₁₀Set, P ₁₄Produce high 4 digit pulses of terminal address, and deliver on the Addr line by light-electric coupler (21), deliver to selected subregion connector (5), the subregion connector that is addressed is connected P with local area branch bus and transfer bus ₁₃" 0 ", P ₁₄Produce the pulse of low 4 of terminal address, make address signal pass through subregion connector (5) and deliver to intercommunication terminal (6), acoustic pickup in the end device (8) and loudspeaker (7) are connected to signal bus, constitute intercommunication full duplex loop, then P ₁₃The bus addressing operation is finished in set, opens INT ₀Interrupt P ₁₂Begin to send the buzz pulse, when upstairs the someone is talked about, INT ₀Interrupt P ₁₁Set makes J ₁₁The relay adhesive connects the SP line with the A line, and the B line connects the Mic line, and guest and user realize intercommunication.The antitheft door that be connected with this device this moment can be opened according to user's needs.

The utility model system for use in carrying selects for use closed type fire prevention/antitheft probe (3) referring to Fig. 1, this probe just often between two signal wires resistance tap into zero, per 20 seconds of controller (1) is to All Alerts terminal (2) searching once.By P ₁₂Send two and detect pulse, behind probe, deliver to INT by light-electric coupler (21) ₁If, INT ₁, end can detect one of them pulse, illustrates that then this terminal is normal, if no pulse is returned, then enters alarm condition.When reporting to the police, resistance is tending towards infinitely great between the signal wire, and microprocessor (10) is at first found Customs Assigned Number according to the address of this alarm terminal, find out again identical numbering to terminal, and directly enter the intercommunication state.Then, microprocessor (10) is by the P of interface arrangement (14) _BMouth control phone language warning device (18) is finished a succession of operations such as off-hook, dialing, language alarm.Go up the explicit user numbering at display (16) simultaneously, start door-lock opening.After personnel on duty arrived in reset key by lower keyboard, circuit reset was finished alarm procedure.

Claims

1, a kind of set pair says that communication and the automatic warning function of anti-theft fireproof are in the controller of one, it is characterized in that, the structure of controller comprises a microprocessor, program storage, interface arrangement, system bus drive unit, telephone phonic alarm device, audio amplifier circuit, 3-8 code translator and 8 latch and door lock starter gear.The external status signals input equipment is the keyboard with 4 displays.The link position of structure is between the inner several parts of controller: be connected to each other between the FPDP of the FPDP of microprocessor (CPU) by data bus and 8 latchs, program storage and interface arrangements; The address of data microprocessor and control signal port (P ₁Mouthful) by address bus and signal controlling the bus address and the signal port of linker storer, data-carrier store and interface arrangement successively; The output port of 8 latchs is connected with the least-significant byte address port of program storage and data-carrier store successively; Microprocessor control port (P ₁Mouthful) be connected with audio amplifier circuit with the system bus drive unit, in addition, the system bus drive unit also links to each other with audio amplifier circuit; Interface arrangement links to each other with the 3-8 code translator, 4 and the P of interface arrangement in 8 output ports of 3-8 code translator _AMouth is connected in 4 displays together, in addition 4 P with interface arrangement _CMouth is connected in keyboard; The P of interface arrangement _BThree output ports of mouth link to each other with the telephone phonic alarm device, and the telephone phonic alarm device is made up of speech processor, audio amplifier circuit, dial switch circuit, rectification circuit and off-hook switch; At last, microprocessor P _BMouth one output port links to each other with the door lock starter gear.

2, controller according to claim 1 is characterized in that: audio amplification device adopts A ₁₀, A ₁₁, A ₁₂, and 8 path analoging switch.

3, controller according to claim 1 is characterized in that: the system bus drive unit adopts the switch J of microprocessor control ₁₁SP line and Mic line are switched, realize the timesharing transmission on these two pairs of lines of sound signal and alerting signal.