CN1192297C - Monitoring system based on maintenance bus - Google Patents
Monitoring system based on maintenance bus Download PDFInfo
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- CN1192297C CN1192297C CNB021225125A CN02122512A CN1192297C CN 1192297 C CN1192297 C CN 1192297C CN B021225125 A CNB021225125 A CN B021225125A CN 02122512 A CN02122512 A CN 02122512A CN 1192297 C CN1192297 C CN 1192297C
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Abstract
The present invention relates to a monitoring system based on maintenance buses through electric digital data processing. The present invention is characterized in that single boards of telecommunication equipment are respectively provided with a maintenance module, and the maintenance modules are communicated through maintenance buses; an external power supply which is relatively independent of a power supply used by the telecommunication equipment supplies power to the maintenance modules; the maintenance modules monitor and control the information of the single boards, such as the power supply, the restoration, the temperature and the voltage of the single boards. The present invention can simply, effectively and reliably monitor and control the telecommunication equipment and can unitedly manage the telecommunication equipment, and moreover, the power supply used by the present invention is relatively independent of the power supply used by the telecommunication equipment.
Description
Technical field
The present invention relates to electric numerical data and handle, relate in particular to a kind of supervisory system based on Maintenance bus.
Background technology
At present, the telecommunication apparatus Overall Power Consumption is increasing, complete machine powering or electric big to the impact of power of computer room has down also designed environmental monitoring system, as laying temperature sensor on veneer on the portioned product, obtain the temperature information of veneer self by the CPU of veneer, the environmental informations such as temperature/voltage of each veneer in the supervisory system, when environment occurs when unusual, Maintenance bus MBUS produces alarm, even the shutoff one-board power supply, avoid veneer damage and fault further to enlarge; Powering on or descending by veneer in the Maintenance bus MBUS control system, reduce impact to power of computer room, prevent that veneer from damaging because of warm swap, but its operation system is used identical communication and power channel with supervisory system, do not have separate in the design, when operation system breaks down, supervisory system also can not be worked, and weaken the ability of monitoring to a certain extent.
Realized also on the portioned product that master control borad is to the power-on and power-off of all business boards in the system and the control that resets.Its principle is: when N business board arranged in the system, and design N bar power control line and the N bar control line that resets on backboard, 2N root line altogether, master control borad externally provides 2N I/O.It is complicated that the design of backboard and master control borad becomes.
The telecommunication apparatus that adopts above-mentioned technology is when operation system breaks down, and supervisory system can not be worked; And supervisory system realizes difficulty to the power-on and power-off control of business board and the control that resets.
Summary of the invention
The object of the present invention is to provide a kind of supervisory system based on Maintenance bus.
The technical solution adopted in the present invention is: a kind of supervisory system based on Maintenance bus, described system is provided with maintenance module on each veneer of telecommunication apparatus, each maintenance module is by the Maintenance bus communication, one external power source offers maintenance module and uses, and this external power source is relatively independent of the employed power supply of telecommunication apparatus; Maintenance module carries out information monitoring and control to veneer.
The powering on of veneer in the described maintenance module control system, electricity and resetting down.
Described Maintenance bus adopts the CAN bus.
Described maintenance module is designed to independent buckle, is buckled in during use on the corresponding veneer.
Described maintenance module receiving system master control borad issues when powering on order, and maintenance module just powers on to business board; When needs are extracted business board, to give by the backstage and to give the electricity order under the corresponding maintenance module, maintenance module pulls out business board after to electricity under the business board again.
Described maintenance module adopts the light lotus root to isolate output control by the power supply of logical I/O control system master control borad or business board.
After described maintenance module powered on, maintenance module main body circuit (1) controlling and driving signal was high, this time not conducting of lotus root; Drive signal input chip for driving 16244, chip for driving 16244 receives from each simultaneously through the power supply of the maintenance module of a drop-down diode (D) and the power supply of this plate, after maintenance module main body circuit (1) is received the order that powers on, the drive signal signal is low, then power module (2) can power on, and corresponding power supply is effective.
Be provided with the slow circuit that opens of power supply in the described power module (2).
Described drive signal is taken from the EPLD logic reset module in the maintenance module main body circuit (1), the Q end output drive signal of the D flip-flop in the EPLD logic reset module, the PRN end of this D flip-flop connects a logic sum gate, and this logic sum gate receives the reset signal of power supply signal and maintenance module.
Beneficial effect of the present invention is: the present invention proposes a kind of is the supervisory system of Maintenance Bus based on Maintenance bus MBUS, on each veneer of telecommunication apparatus, maintenance module is set, by maintenance module can control system in the powering on of each veneer, following electricity and resetting, each maintenance module is by the Maintenance bus communication, one external power source offers maintenance module and uses, this external power source is relatively independent of the employed power supply of telecommunication apparatus, in such supervisory system, because supervisory system and operation system are isolated fully, even operation system breaks down even paralyses, supervisory system still can operate as normal, and, can control operation system simply by supervisory system, so the present invention can be simple, monitoring and control telecommunication apparatus effectively.
Maintenance bus adopts the CAN bus, the reliability height, and it is few to take the backboard resource; Maintenance module is designed to independent buckle, is buckled in during use on the corresponding veneer, makes maintenance of the present invention more simple and convenient with renewal like this, has improved practicality of the present invention; Maintenance module receiving system master control borad on the business board issues when powering on order, maintenance module just powers on to business board, when needs are extracted business board, give by the backstage and to give the electricity order under the corresponding maintenance module, maintenance module pulls out business board after to electricity under the business board again, can solve the hot plug problem of veneer so easily, avoid damaging because of hot plug causes veneer; Maintenance module is by the power supply of logical I/O control master control borad or business board, adopt the light lotus root to isolate output control, after maintenance module powers on, maintenance module main body circuit controlling and driving signal POWER_ON is high, this time not conducting of lotus root, drive signal POWER_ON imports chip for driving 16244, chip for driving 16244 receives from each simultaneously through the power supply MBUS_VCC of a drop-down diode D and the power supply V33_LOCAL of this plate, after maintenance module main body circuit is received the order that powers on, drive signal POWER_ON signal is low, then its output signal POWER_ON1 is low, power module can power on, corresponding power supply V33_LOCAL is effective, can realize the present invention so easily to the power-on and power-off control of veneer and the control that resets, and, maintenance module self hinders and when cutting off the power supply for some reason, when being power supply MBUS_VCC power down, continued to chip for driving 16244 power supplies further to have improved of the present invention functional reliability by power supply V33_LOCAL this moment; Be provided with in the power module that power supply is slow to open circuit, the maloperation of equipment has been avoided in the moment conducting of 48V power supply in the time of can preventing like this that veneer from inserting, and has improved functional reliability of the present invention; Drive signal POWER_ON takes from the EPLD logic reset module in the maintenance module main body circuit, the Q end output drive signal POWER_ON of the D flip-flop in the EPLD logic reset module, the PRN end of this D flip-flop connects a logic sum gate, this logic sum gate receives the RESET_MBUS signal that resets of power supply V33_LOCAL signal and maintenance module, like this when the unexpected reset of maintenance module own, power supply V33_LOCAL is effective, the RESET_MBUS signal that resets of maintenance module is lockable, no longer work, issue orders controlling and driving signal POWER_ON by chip AT89C52 this moment fully, make the power supply control of maintenance module be independent of the power supply control of telecommunication apparatus reliably, and the misoperation of maintenance module can not cause the maloperation of telecommunication apparatus.
In a word, the present invention can monitor and control telecommunication apparatus reliably, and telecommunication apparatus is carried out unified management, and power supply used in the present invention is relatively independent of the employed power supply of telecommunication apparatus.
Description of drawings
Fig. 1 is an application framework synoptic diagram of the present invention;
Fig. 2 is the maintenance module structural representation;
Fig. 3 controls synoptic diagram for maintenance module to one-board power supply;
Fig. 4 is an EPLD logic reset modular circuit synoptic diagram.
Embodiment
With embodiment the present invention is described in further detail with reference to the accompanying drawings below:
According to Fig. 1, Fig. 2, Fig. 3 and Fig. 4, the present invention is provided with maintenance module on each veneer of telecommunication apparatus, each maintenance module is by the Maintenance bus communication, on the CAN bus physical two lines, balanced differential level, speed 1Mbps, Maintenance bus adopts the CAN bus, reliability height, an external power source offer maintenance module and use, and this external power source is relatively independent of the employed power supply of telecommunication apparatus; Maintenance module to the power supply of veneer in the system, reset and temperature, voltage is monitored and control, external power source is arranged on the backboard, for maintenance module provides power supply MBUS_VCC.
Maintenance module is designed to independent buckle, be buckled in during use on the corresponding veneer, veneer is the systematic master control board MPU or the business board of telecommunication apparatus, systematic master control board MPU is connected with background net management by Fast Ethernet FE, the maintenance module that is arranged at systematic master control board MPU is the main module of using, the main maintenance module with module of systematic master control board MPU and the conduct on it passes through serial ports COM communication, the maintenance module that is arranged at business board is from using module, maintenance module is by the CPU minimum system, the monitoring temperature circuit, voltage monitoring circuit and interface, CAN data link layer/Physical layer, logical I/O, watchdog circuit WATCHDOG forms; When being used for the CAN bus communication, the ID signal determines node address, monitoring temperature adopts temperature sensing chip LM80, the I2C bus interface can the external temperature sensor, the monitoring temperature that is used for veneer, maintenance module resets by logical I/O control system master control borad MPU or business board power supply and control system master control borad MPU or business board, maintenance module receiving system master control borad MPU on the business board issues when powering on order, and maintenance module just powers on to business board; When needs are extracted business board, to give by the backstage and to give the electricity order under the corresponding maintenance module, maintenance module pulls out business board after to electricity under the business board again.
As shown in Figure 3, maintenance module is by the power supply of logical I/O control master control borad or business board, adopt the light lotus root to isolate output control, when veneer just begins to insert, because the power supply MBUS_VCC of maintenance module and the power supply V33_LOCAL of veneer are low, so the blocking-up of light lotus root device, power module 2 in the veneer can not power on, after maintenance module powered on, maintenance module main body circuit 1 controlling and driving signal POWER_ON was high, this time not conducting of lotus root; Drive signal POWER_ON imports chip for driving 16244, chip for driving 16244 receives from each simultaneously through the power supply MBUS_VCC of a drop-down diode D and the power supply V33_LOCAL of this plate, power supply MBUS_VCC can be provided by backboard, after maintenance module main body circuit 1 is received the order that powers on, drive signal POWER_ON signal is low, then its output signal POWER_ON1 is low, power module 2 can power on, corresponding power supply V33_LOCAL is effective, as shown in Figure 3, chip for driving 16244 drives several modules simultaneously, drive signal POWER_ON adopts resistance R m drop-down, therefore the remote control end REMOTE of power module 2 still can keep low level, so the unlikely business board that causes cuts off the power supply, diode D adopts schottky diode, because the pressure drop of special based diode is little, its pressure drop only is about 0.34V, can guarantee circuit operate as normal of the present invention like this, in the power module 2 of veneer, be provided with the slow circuit that opens of power supply, slow slow time or the 10ms that opens the time greater than the moment conducting of light lotus root that opens circuit of power supply, because the maloperation of equipment had been avoided in the moment conducting of 48V power supply when the time of general light lotus root moment conducting, can prevent the veneer insertion like this less than 5ms.
As shown in Figure 4, drive signal POWER_ON takes from the EPLD logic reset module in the maintenance module main body circuit 1, the Q end output drive signal POWER_ON of the D flip-flop in the EPLD logic reset module, the PRN end of this D flip-flop connects a logic sum gate, this logic sum gate receives the RESET_MBUS signal that resets of power supply V33_LOCAL signal and maintenance module, when the unexpected reset of maintenance module own, power supply V33_LOCAL is effective, the RESET_MBUS signal that resets of maintenance module is lockable, no longer work, issue orders controlling and driving signal POWER_ON by command logic coding chip AT89C52 this moment fully.
Claims (9)
1. supervisory system based on Maintenance bus, it is characterized in that: on each veneer of telecommunication apparatus, maintenance module is set, each maintenance module is by the Maintenance bus communication, and an external power source offers maintenance module and uses, and this external power source is relatively independent of the employed power supply of telecommunication apparatus; Maintenance module carries out information monitoring and control to veneer.
2. the supervisory system based on Maintenance bus according to claim 1 is characterized in that: the powering on of veneer in the described maintenance module control system, electricity and resetting down.
3. the supervisory system based on Maintenance bus according to claim 1 is characterized in that: described Maintenance bus adopts the CAN bus.
4. the supervisory system based on Maintenance bus according to claim 1 and 2 is characterized in that: described maintenance module is designed to independent buckle, is buckled in during use on the corresponding veneer.
5. the supervisory system based on Maintenance bus according to claim 2 is characterized in that: described maintenance module receiving system master control borad issues when powering on order, and maintenance module just powers on to business board; When needs are extracted business board, to give by the backstage and to give the electricity order under the corresponding maintenance module, maintenance module pulls out business board after to electricity under the business board again.
6. the supervisory system based on Maintenance bus according to claim 5 is characterized in that: described maintenance module adopts the light lotus root to isolate output control by the power supply of logical I/O control system master control borad or business board.
7. the supervisory system based on Maintenance bus according to claim 6 is characterized in that: after described maintenance module powered on, maintenance module main body circuit (1) controlling and driving signal was high, this time not conducting of lotus root; Drive signal input chip for driving 16244, chip for driving 16244 receives from each simultaneously through the power supply of the maintenance module of a drop-down diode (D) and the power supply of this plate, after maintenance module main body circuit (1) is received the order that powers on, the drive signal signal is low, then power module (2) can power on, and corresponding power supply is effective.
8. the supervisory system based on Maintenance bus according to claim 7 is characterized in that: be provided with the slow circuit that opens of power supply in the described power module (2).
9. the supervisory system based on Maintenance bus according to claim 7, it is characterized in that: described drive signal is taken from the EPLD logic reset module in the maintenance module main body circuit (1), the Q end output drive signal of the D flip-flop in the EPLD logic reset module, the PRN end of this D flip-flop connects a logic sum gate, and this logic sum gate receives the reset signal of power supply signal and maintenance module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB021225125A CN1192297C (en) | 2002-05-31 | 2002-05-31 | Monitoring system based on maintenance bus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB021225125A CN1192297C (en) | 2002-05-31 | 2002-05-31 | Monitoring system based on maintenance bus |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1410861A CN1410861A (en) | 2003-04-16 |
| CN1192297C true CN1192297C (en) | 2005-03-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB021225125A Expired - Fee Related CN1192297C (en) | 2002-05-31 | 2002-05-31 | Monitoring system based on maintenance bus |
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| Country | Link |
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| CN (1) | CN1192297C (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100512135C (en) * | 2003-09-08 | 2009-07-08 | 华为技术有限公司 | A communication equipment power management system and implementing method thereof |
| CN101577623B (en) * | 2009-06-10 | 2011-07-13 | 中兴通讯股份有限公司 | Communication equipment electromechanical management device and communication equipment system communication equipment electromechanical management device belongs to |
| WO2011124171A2 (en) * | 2011-05-11 | 2011-10-13 | 华为技术有限公司 | Control system and method for powering up and down single board based on jtag bus |
| CN103529920A (en) * | 2013-09-27 | 2014-01-22 | 杭州华为数字技术有限公司 | Method, device and system for powering on and powering off micro-server modularized assembly |
| CN111858409A (en) * | 2020-07-13 | 2020-10-30 | 天津津航计算技术研究所 | Multi-processor architecture power supply management and control method based on I2C bus |
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2002
- 2002-05-31 CN CNB021225125A patent/CN1192297C/en not_active Expired - Fee Related
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| Publication number | Publication date |
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| CN1410861A (en) | 2003-04-16 |
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Granted publication date: 20050309 Termination date: 20110531 |