CN201966919U - EPON (Ethernet Passive Optical Network) ONU (Optical Network Unit) equipment for realizing conversion of optical signal and serial port signal - Google Patents
EPON (Ethernet Passive Optical Network) ONU (Optical Network Unit) equipment for realizing conversion of optical signal and serial port signal Download PDFInfo
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- CN201966919U CN201966919U CN201020693526XU CN201020693526U CN201966919U CN 201966919 U CN201966919 U CN 201966919U CN 201020693526X U CN201020693526X U CN 201020693526XU CN 201020693526 U CN201020693526 U CN 201020693526U CN 201966919 U CN201966919 U CN 201966919U
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Abstract
The utility model provides EPON (Ethernet Passive Optical Network) ONU (Optical Network Unit) equipment for realizing conversion of an optical signal and a serial port signal, which comprises an EPON ONU module, a quartz optical fiber interface, a switching module, a serial port to Ethernet conversion module, a serial port transceiving module, a serial port interface, a transformer, a corresponding power supply circuit and a corresponding crystal oscillation circuit. Both the quartz optical fiber interface and the switching module are conducted and connected with the EPON ONU module. The serial port to Ethernet conversion module, the serial port transceiving module and the serial port interface are conducted sequentially. The serial port to Ethernet conversion module is also connected with the switching module. Therefore, mutual conversion between the quartz optical-fiber optical signal and the serial port signal can be realized, a user can more conveniently realize exchange of data information between a remote control center and network terminal equipment, particularly remote transmission with LED (light-emitting diode) lamp data and a control signal is realized, and remote monitoring is more efficiently carried out.
Description
[technical field]
The utility model belongs to communication technical field, industrial control field and LED light fixture control field, relates in particular to a kind of EPON ONU equipment of realizing that silica fiber light signal and rs 232 serial interface signal are changed mutually.
[background technology]
At present, the EPON widespread usage can be distributed to the family by EPON equipment silica fiber light signal in the purposes that Fiber to the home and Fiber To The Curb in the communications field, can be convenient for people to use this silica fiber to carry out the transmission and the control of teledata.But how this silica fiber light signal and the rs 232 serial interface signal that is adapted at transmitting on the RS232 transmission line are changed mutually, to finish industrial control equipment with serial ports LED light fixture of serial ports (as have) is carried out Long-distance Control and transfer of data, monitor for the LED street lamp that Fiber To The Curb, especially a convenience application to the utmost point.
[utility model content]
In order to solve the above-mentioned technical problem that exists in the prior art, the utility model provides the EPON ONU equipment that can realize that silica fiber light signal and rs 232 serial interface signal are changed mutually.
The technical scheme that the prior art problem that solves the utility model is adopted is:
A kind of EPON ONU equipment of realizing that light signal and rs 232 serial interface signal are changed mutually includes EPON ONU chip, silica fiber interface, exchange chip, serial ports commentaries on classics Ethernet conversion chip, serial ports transceiver, serial interface, transformer and corresponding power supply circuits and crystal oscillating circuit; The T6 of described EPONONU chip, T5 and T7, T8 signal pins respectively with corresponding one by one connection of 15,14 and 9,10 signal pins of silica fiber interface; The MII 83 of exchange chip, 84,86,87 and 76,75,74,73 signal pins respectively with the M15 of EPON ONU chip, P16, M14, L12 and R13, T15, T14, the M10 signal pins is corresponding one by one to be connected, the MII Tx CLK81 of exchange chip, MIIRx CLK 79, MII Tx EN 82, MII Rx DV 77 signal pins respectively with the R15 of EPON ONU chip, R14, N12, the R11 signal pins is corresponding one by one to be connected, the GMII 117 of exchange chip, 118,119,120,122,123,124,125,116,126 and 109,108,107,106,104,103,102,101,110 signal pins respectively with the R4 of EPON ONU chip, R3, P5, T2, N5, P4, M5, P3, R2, T1 and P1, N1, K3, L2, M1, L1, K2, K1, the J3 signal pins is corresponding one by one to connect the GTxCLK 114 of exchange chip, GRxCLK0 111 signal pins respectively with the L4 of EPON ONU chip, the N2 signal pins is corresponding one by one to be connected; 5,4,2,1 signal pins of exchange chip respectively with the corresponding one by one connection of 1,3,6,8 signal pins of transformer one end, 9,11,14,16 signal pins of the transformer other end are then changeed the corresponding one by one connection of 68,69,71,72 signal pins of Ethernet conversion chip with serial ports; 18,20,22,23,25,34,35 signal pins that serial ports changes the Ethernet conversion chip respectively with the corresponding one by one connection of 12,13,14,15,16,17,18,19 signal pins of serial ports transceiver; 4,5,6,7,8,9,10,11 signal pins of serial ports transceiver respectively with the corresponding one by one connection of 1,2,3,4,6,7,8,9 signal pins of serial interface.
The technique scheme of passing through of the present utility model, this EPON ONU equipment can be realized the mutual conversion of silica fiber light signal and rs 232 serial interface signal, be a kind of new system and network, make the exchange of the data message between more convenient realization remote control center of user and the network-termination device, especially realize the remote transmission of industrial class (as the LED light fixture) data and control signal, more effectively carry out remote monitoring.
[description of drawings]
Fig. 1 is a kind of structured flowchart of realizing the EPONONU equipment that light signal and rs 232 serial interface signal are changed mutually described in the utility model.
[embodiment]
Below in conjunction with accompanying drawing technical solutions of the utility model are elaborated.
See also Figure of description Fig. 1.EPON OUN equipment 1000, EPON OUN chip 1001, silica fiber interface 1002, exchange chip 1003, serial ports change Ethernet conversion chip 1004, serial ports transceiver 1005, serial interface 1006 among the figure.
As shown in FIG.:
The utility model provides a kind of light signal of realizing to transfer the EPON ONU equipment 1000 of rs 232 serial interface signal to, this equipment 1000 includes EPON ONU chip 1001 (as Cortina system house, model is CS8016), silica fiber interface 1002 is (as Hisense company, model is SFPLTB34D2), exchange chip 1003 is (as Marvell company, model is 88E6045 or 88E6097), serial ports changes Ethernet conversion chip 1004 (as AsiaINFO's electronics, model is AX11015), serial ports transceiver 1005 is (too auspicious as Shenzhen utmost point, model is ZT3243), serial interface 1006 (as the DB9 interface), transformer and corresponding power supply circuits and crystal oscillating circuit, this transformer, power supply circuits and crystal oscillating circuit all do not show in the drawings.Wherein, described silica fiber interface 1002 all is connected with 1001 conductings of EPON ONU chip with exchange chip 1003, described serial ports changes Ethernet conversion chip 1004, serial ports transceiver 1005 connects successively mutually with serial interface 1006, and serial ports commentaries on classics Ethernet conversion chip 1004 is connected with exchange chip 1003 again.
Specifically, T6, the T5 of EPON ONU chip 1001 and T7, T8 signal pins respectively with corresponding one by one connection of 15,14 and 9,10 signal pins of silica fiber interface 1002, can realize the conversion of the signal of telecommunication and quartzy light signal; The input port of exchange chip 1003 links to each other with input port with the output port of EPON ONU chip 1001 respectively with output port, just with the MII 83 of exchange chip 1003,84,86,87 and 76,75,74,73 signal pins respectively with the M15 of EPON ONU chip 1001, P16, M14, L12 and R13, T15, T14, the M10 signal pins is corresponding one by one to be connected, the MII Tx CLK81 of exchange chip 1003, MII Rx CLK 79, MII Tx EN82, MII Rx DV 77 signal pins respectively with the R15 of EPON ONU chip 1001, R14, N12, the R11 signal pins is corresponding one by one to be connected, the GMII 117 of exchange chip 1003,118,119,120,122,123,124,125,116,126 and 109,108,107,106,104,103,102,101,110 signal pins respectively with the R4 of EPON ONU chip 1001, R3, P5, T2, N5, P4, M5, P3, R2, T1 and P1, N1, K3, L2, M1, L1, K2, K1, the J3 signal pins is corresponding one by one to connect the GTxCLK 114 of exchange chip 1003, GRxCLK0 111 signal pins respectively with the L4 of EPON ONU chip 1001, the N2 signal pins is corresponding one by one to be connected; 5,4,2,1 signal pins of exchange chip 1003 respectively with the corresponding one by one connection of 1,3,6,8 signal pins of transformer one end, 9,11,14,16 signal pins of the transformer other end are then changeed the corresponding one by one connection of 68,69,71,72 signal pins of Ethernet conversion chip 1004 with serial ports, the signal of telecommunication that exchange chip 1003 can be sent changes Ethernet conversion chip 1004 by serial ports and is converted to rs 232 serial interface signal; 18,20,22,23,25,34,35 signal pins that serial ports changes Ethernet conversion chip 1004 respectively with the corresponding one by one connection of 12,13,14,15,16,17,18,19 signal pins of serial ports transceiver 1005; 4,5,6,7,8,9,10,11 signal pins of serial ports transceiver 1005 respectively with the corresponding one by one connection of 1,2,3,4,6,7,8,9 signal pins of serial interface 1006.Like this, after EPON ONU chip 1001 receives the quartzy light signal of silica fiber interface 1002, convert thereof into the signal of telecommunication and transfer to exchange chip 1003, exchange chip 1003 sends this signal of telecommunication to serial ports more after treatment changes Ethernet conversion chip 1004, and the electrical signal conversion of being changeed after Ethernet conversion chip 1004 will be handled by serial ports is a rs 232 serial interface signal, after serial ports transceiver 1005 is sent to serial interface 1006 to rs 232 serial interface signal, and be sent to the equipment that is connected on this serial interface 1006, vice versa.Like this, can realize the mutual conversion of silica fiber light signal and rs 232 serial interface signal by the utility model EPON ONU equipment, be a kind of new system and network, make the exchange of the data message between more convenient realization remote control center of user and the network-termination device, especially realize the remote transmission of industrial class (LED light fixture) data and control signal, more effectively carry out remote monitoring.
Power supply circuits described in the utility model comprise that positive 5V transfers the dc voltage circuit of positive 3.3V to, just 5V transfers the dc voltage circuit of positive 2.5V to, just 3.3V transfers the dc voltage circuit of positive 1.2V to.Be specially: positive 5V direct voltage is transformed to positive 3.3V direct voltage by linear voltage regulator (as LM1117), and is transported to each chip by the 4th pin of this linear voltage regulator; Positive 5V direct voltage is transformed to positive 2.5V direct voltage by linear voltage regulator (as LP3963), and is transported to each chip by the 4th pin of this linear voltage regulator; Positive 3.3V direct voltage is transformed to the 1.2V direct voltage by linear voltage regulator (as LM1117), and is transported to each chip by the 4th pin of this linear voltage regulator.
The frequency of described crystal oscillating circuit is 25MHZ, and its input port is connected with input port with the output port of serial ports commentaries on classics Ethernet conversion chip 1004 respectively with output port.
In addition, the FLASH that EPON ONU equipment described in the utility model is provided with (is JS28F3200C3BC70 as model) also can link to each other with EPON ONU chip 1001 with SRAM (is K1S161611B as model), thus the management function of finishing.
Specifically, the FLASH DATA0 of EPON ONU chip 1001～15 C2, A1, F5, E4, B2, C3, D4, E5, D5, C4, E6, C5, B3, A2, B4, E7 signal pins respectively with 29,31,33,35,38,40,42,44,30,32,34,36,39,41,43,45 signal pins of FLASH and corresponding one by one connection of B6, C5, C6, D5, E5, F5, F6, G6, B1, C1, C2, D2, E2, F2, F1, G1 signal pins of SRAM; FLASH ADD 0～22 C6 of EPON ONU chip 1001, A3, D7, C7, B6, A5, A6, B7, A7, D8, C8, B8, D9, C9, A9, B9, E10, B10, D10, C10, D11, B13, the K13 signal pins respectively with 25 of FLASH, 24,23,22,21,20,19,18,8,7,6,5,4,3,2,1,48,17,16,15,10,9, the A3 of 13 signal pins and SRAM, A4, A5, B3, B4, C3, C4, D4, H2, H3, H4, H5, G3, G4, F3, F4, E4, D3, H1, G2, H6, the E3 signal pins is corresponding one by one to be connected; The SRAM_BEN_0 F2 of EPON ONU chip 1001, SRAM_BEN_1 A13, SRAM_CSN F3, SRAM_WBEN E3 signal pins respectively with the corresponding one by one connection of A1, A2, B5, G5 signal pins of SRAM; The FLASH_WBEN_0 D2 of EPON ONU chip 1001, FLASH_OEN B1, FLASH_CSN E2 signal pins respectively with the corresponding one by one connection of 11,28,26 signal pins of FLASH.
Certainly, serial interface 1006 described in the utility model can be provided with four or eight, the quantity that described serial ports changes Ethernet conversion chip 1003, serial ports transceiver 1004 and transformer also should be consistent with described serial interface 1006, and its syndeton is with aforementioned the same.
Above content be in conjunction with concrete optimal technical scheme to further describing that the utility model is done, can not assert that concrete enforcement of the present utility model is confined to these explanations.For the utility model person of an ordinary skill in the technical field, under the prerequisite that does not break away from the utility model design, can also make some simple deduction or replace, all should be considered as belonging to protection range of the present utility model.
Claims (9)
1. an EPON ONU equipment (1000) of realizing that light signal and rs 232 serial interface signal are changed mutually is characterized in that: include EPON ONU module (1001), silica fiber interface (1002), Switching Module (1003), serial ports commentaries on classics Ethernet modular converter (1004), serial ports transceiver module (1005), serial interface (1006), transformer and corresponding power supply circuits and crystal oscillating circuit; Described silica fiber interface (1002) all is connected with described EPON ONU module (1001) conducting with Switching Module (1003), described serial ports changes Ethernet modular converter (1004), serial ports transceiver module (1005) connects successively mutually with serial interface (1006), and described serial ports commentaries on classics Ethernet modular converter (1004) also is connected with described Switching Module (1003).
2. a kind of EPON ONU equipment (1000) of realizing that light signal and rs 232 serial interface signal are changed mutually according to claim 1, it is characterized in that: described EPON ONU module (1001) is an EPON ONU chip, described Switching Module (1003) is an exchange chip, it is that serial ports changes the Ethernet conversion chip that described serial ports changes Ethernet modular converter (1004), and described serial ports transceiver module (1005) is the serial ports transceiver.
3. a kind of EPON ONU equipment (1000) of realizing that light signal and rs 232 serial interface signal are changed mutually according to claim 2, it is characterized in that: described EPON ONU chip (1001) is that the model of Cortina system house is the chip of CS8016, described silica fiber interface (1002) is that the model of Hisense company is the interface of SFP LTB34D2, described exchange chip (1003) is that the model of Marvell company is the chip of 88E6045 or 88E6097, described serial ports commentaries on classics Ethernet conversion chip (1004) is the AX11015 chip that the model of AsiaINFO's electronics is, described serial ports transceiver (1005) is the ZT3243 transceiver that utmost point too auspicious model in Shenzhen is.
4. according to any one described a kind of EPON ONU equipment (1000) of realizing that light signal and rs 232 serial interface signal are changed mutually among the claim 1-3, it is characterized in that: 5,4,2,1 signal pins of described exchange chip (1003) respectively with the corresponding one by one connection of 1,3,6,8 signal pins of described transformer one end, 9,11,14,16 signal pins of the described transformer other end are then changeed the corresponding one by one connection of 68,69,71,72 signal pins of Ethernet conversion chip (1004) with described serial ports;
18,20,22,23,25,34,35 signal pins that described serial ports changes Ethernet conversion chip (1004) respectively with the corresponding one by one connection of 12,13,14,15,16,17,18,19 signal pins of described serial ports transceiver (1005);
4,5,6,7,8,9,10,11 signal pins of described serial ports transceiver (1005) respectively with the corresponding one by one connection of 1,2,3,4,6,7,8,9 signal pins of described serial interface (1006).
5. a kind of EPON ONU equipment (1000) of realizing that light signal and rs 232 serial interface signal are changed mutually according to claim 4 is characterized in that: being provided with a described serial ports at least changes Ethernet conversion chip (1004), serial ports transceiver (1005) and serial interface (1006).
6. a kind of EPON ONU equipment (1000) of realizing that light signal and rs 232 serial interface signal are changed mutually according to claim 4, it is characterized in that: described serial interface (1006) is provided with four or eight, and what described serial ports changeed Ethernet conversion chip (1003), described serial ports transceiver (1004) and described transformer also correspondingly is provided with four or eight.
7. a kind of EPON ONU equipment (1000) of realizing that light signal and rs 232 serial interface signal are changed mutually according to claim 4, it is characterized in that: T6, the T5 of described EPON ONU chip (1001) and T7, T8 signal pins respectively with corresponding one by one connection of 15,14 and 9,10 signal pins of described silica fiber interface (1002), can realize the conversion of the signal of telecommunication and quartzy light signal.
8. a kind of EPON ONU equipment (1000) of realizing that light signal and rs 232 serial interface signal are changed mutually according to claim 6, it is characterized in that: the MII 83 of institute's exchange chip (1003), 84,86,87 and 76,75,74,73 signal pins respectively with the M15 of described EPON ONU chip (1001), P16, M14, L12 and R13, T15, T14, the M10 signal pins is corresponding one by one to be connected, the MII Tx CLK81 of described exchange chip (1003), MII Rx CLK 79, MII Tx EN82, MII Rx DV 77 signal pins respectively with the R15 of described EPON ONU chip (1001), R14, N12, the R11 signal pins is corresponding one by one to be connected, the GMII 117 of described exchange chip (1003), 118,119,120,122,123,124,125,116,126 and 109,108,107,106,104,103,102,101,110 signal pins respectively with the R4 of described EPON ONU chip (1001), R3, P5, T2, N5, P4, M5, P3, R2, T1 and P1, N1, K3, L2, M1, L1, K2, K1, the J3 signal pins is corresponding one by one to connect the GTxCLK 114 of described exchange chip (1003), GRxCLK0 111 signal pins respectively with the L4 of described EPON ONU chip (1001), the N2 signal pins is corresponding one by one to be connected;
9. a kind of EPON ONU equipment (1000) of realizing that light signal and rs 232 serial interface signal are changed mutually according to claim 4, it is characterized in that: also include FLASH storage chip and sram chip, the FLASH DATA0 of described EPON ONU chip (1001)～15 C2, A1, F5, E4, B2, C3, D4, E5, D5, C4, E6, C5, B3, A2, B4, the E7 signal pins respectively with 29 of described FLASH, 31,33,35,38,40,42,44,30,32,34,36,39,41,43, the B6 of 45 signal pins and described SRAM, C5, C6, D5, E5, F5, F6, G6, B1, C1, C2, D2, E2, F2, F1, the G1 signal pins is corresponding one by one to be connected; FLASH ADD 0～22 C6 of described EPON ONU chip (1001), A3, D7, C7, B6, A5, A6, B7, A7, D8, C8, B8, D9, C9, A9, B9, E10, B10, D10, C10, D11, B13, the K13 signal pins respectively with 25 of described FLASH, 24,23,22,21,20,19,18,8,7,6,5,4,3,2,1,48,17,16,15,10,9, the A3 of 13 signal pins and described SRAM, A4, A5, B3, B4, C3, C4, D4, H2, H3, H4, H5, G3, G4, F3, F4, E4, D3, H1, G2, H6, the E3 signal pins is corresponding one by one to be connected; The SRAM_BEN_0 F2 of described EPON ONU chip (1001), SRAM_BEN_1 A13, SRAM_CSN F3, SRAM_WBEN E3 signal pins respectively with the corresponding one by one connection of A1, A2, B5, G5 signal pins of described SRAM; The FLASH_WBEN_0 D2 of described EPON ONU chip (1001), FLASH_OEN B1, FLASH_CSN E2 signal pins respectively with the corresponding one by one connection of 11,28,26 signal pins of described FLASH.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020693526XU CN201966919U (en) | 2010-12-31 | 2010-12-31 | EPON (Ethernet Passive Optical Network) ONU (Optical Network Unit) equipment for realizing conversion of optical signal and serial port signal |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201020693526XU CN201966919U (en) | 2010-12-31 | 2010-12-31 | EPON (Ethernet Passive Optical Network) ONU (Optical Network Unit) equipment for realizing conversion of optical signal and serial port signal |
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| CN201966919U true CN201966919U (en) | 2011-09-07 |
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| CN201020693526XU Expired - Fee Related CN201966919U (en) | 2010-12-31 | 2010-12-31 | EPON (Ethernet Passive Optical Network) ONU (Optical Network Unit) equipment for realizing conversion of optical signal and serial port signal |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102387055A (en) * | 2011-10-19 | 2012-03-21 | 烽火通信科技股份有限公司 | EPON (Ethernet passive optical network) optical network unit supporting CATV (cable television) optical access and fusing EoC (Ethernet over coaxial cable) functions |
| CN104022824A (en) * | 2014-06-21 | 2014-09-03 | 滁州惠智科技服务有限公司 | LED street lamp system with communication function |
| CN106341742A (en) * | 2016-09-30 | 2017-01-18 | 乐视控股（北京）有限公司 | Interface device |
-
2010
- 2010-12-31 CN CN201020693526XU patent/CN201966919U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102387055A (en) * | 2011-10-19 | 2012-03-21 | 烽火通信科技股份有限公司 | EPON (Ethernet passive optical network) optical network unit supporting CATV (cable television) optical access and fusing EoC (Ethernet over coaxial cable) functions |
| CN102387055B (en) * | 2011-10-19 | 2014-04-02 | 烽火通信科技股份有限公司 | EPON (Ethernet passive optical network) optical network unit supporting CATV (cable television) optical access and fusing EoC (Ethernet over coaxial cable) functions |
| CN104022824A (en) * | 2014-06-21 | 2014-09-03 | 滁州惠智科技服务有限公司 | LED street lamp system with communication function |
| CN106341742A (en) * | 2016-09-30 | 2017-01-18 | 乐视控股（北京）有限公司 | Interface device |
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Address after: 508, vice building, Tian An digital Times Building, Che Kung Temple Industrial Zone, Shennan West Road, Shenzhen, Guangdong, Futian District 518000, China Patentee after: Shenzhen Juzuo Lighting Co.,Ltd. Address before: 508, vice building, Tian An digital Times Building, Che Kung Temple Industrial Zone, Shennan West Road, Shenzhen, Guangdong, Futian District 518000, China Patentee before: Shenzhen Collection Enterprises Co.,Ltd. |
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Granted publication date: 20110907 Termination date: 20191231 |