DVB-T2 TV Module H265
Cov Txheej Txheem
Vim li cas DVB-T265 Module yog pom zoo?
- DVB-T2 TV module txhawb 2 Tuner Diversity
- Kuaj hauv lub teb chaws Yelemees
- Txhawb MPEG4 thiab HDMI
- Kov cov ntxaij vab tshaus RX TX IR npaj
DVB-T265 TV Tuner Module yog ib cov TV module nrog DVB-T2 decoder txhawb H.264 thiab H.265 thiab mounts rau lub ntsiab DVD los yog lub taub hau pcbA.
Nws muaj ib DVB-T2 cov TV audio yees duab / HD TV teeb liab thiab puv koj DVD neeg uas ua ntawv muaj DVB-T2 TV muaj nuj nqi.
Nws yog siab compatible nrog lub teb chaws Yelemees tus tshiab txheem H.265 cov TV txheem thiab tag nrho DVB-T2 los yog DVB-T tau txais lub teb chaws. Txawm tias nws yog H.264 los yog MEPG2.4.
Nws kuj yuav siv tau raws li COFDM Wireless yees duab receiver RX rau Drone.
Feature
- Txawm compatible nrog tag nrho DVB-T / T2 daim ntawv qhia txog cov qauv kawm
- Tau txais qhab nees qhab nees: 174 = 862MHz (kev them nyiaj yug VHF qhab, UHF qhab)
- Kev txhawb 6, 7 & 8 MHz bandwidth
- Kev them nyiaj yug 2K / 8K FFT hom, COFDM demodulation muaj nuj nqi
- Kev tshawb nrhiav thiab manually nrhiav
- Yees duab txhawb hom phiaj: MPEG-1, MPEG-2 Main Profile @ Main Level (HDMA), H.264 MP @ Level 3 (HDMA), HEVC (H.264) Tier @ Qib Siab, Div3.X, 4.0, 5.0 , 6.0 decoder
- Kev them nyiaj yug 576i, 576P, 720Kuv, 720P, 1080Kuv, 1080P resolution zis
- Kev Them Nyiaj Yug Me Nyuam, 16: 9 widescreen, 4: 3 ntawv letterbox, 4: 3 yias scan nam piv tso zis
- NPAWG / NTSC txheem automatic switching
- Kev them nyiaj yug me nyuam: Lus Askiv, Fabkis txoj, Tus neeg saib xyuas Yelemees, Arabic, Portuguese, Turkish, Mev, Italian Italis, thiab lwm yam.
- FTA qhov kev pab cuam txais tos
- Yug 7 EPG
- Txhawb electronic graphics thiab tej hom lus subtitles
- USB txhawb USB teev tseg, multimedia thiab software upgrades,
- Kev them nyiaj yug HDMI v1.3 version
- Txhawb I2C kev sib txuas lus
- Txhawb UART sib txuas lus
- Txhawb kev sis xeem kev sib txuas lus
- Dolby suab (yeem)
- AV / R / L tso zis
- Kev them nyiaj yug 2-txoj kev khawm A / chaw nres nkoj, nyias mus 7 khawm
Hauj lwm lawm
- Tus DVB-T / DVB-T2 Module txhawb DVB txheem, qhab nees 174 = 862MHz (txhawb VHF qhab, UHF qhab), txhawb nqa 6, 7 & 8 MHz bandwidth.
- Yees duab playback Supports decoding ntawm SD / HD streams ntawm MPEG2 / H.264 tshaj tawm hauv xov qib thiab decoding ntawm Dolby AC-3 / E-AC-3 ntawm MPEG theem.
- Qhov multimedia ib feem ntawm cov DVB-T / DVB-T2 module yog haib, Txhawb cov playback ntawm multimedia ntaub ntawv nyob rau hauv cov mainstream formats, Txhawb cov playback ntawm cov duab nyob rau hauv hom ntawv, thiab txhawb cov playback ntawm cov ntaub ntawv kaw tseg.
- Kev them nyiaj yug rau real-time teev tseg ntawm lub TV, teev tseg, kev them nyiaj yug rau channel A channel B ntaub ntawv, kev them nyiaj yug rau lub sij hawm ua haujlwm xws li txheej-saum toj kawg nkaus.
- Kev them nyiaj yug me nyuam: Lus Askiv, Fabkis txoj, Tus neeg saib xyuas Yelemees, Arabic, Portuguese, Turkish, Mev, Polish, Italian Italis, thiab lwm yam.
Xav tau ib DVB-T2 TV Receiver box?
https://ivcan.com/p/dvb-t2-h265/
UART information
https://en.wikipedia.org/wiki/Universal_asynchronous_receiver-transmitter
- – Baud (115200)
- – Databits ( 8 )
- – Khib los txawm Parity ( Tsis )
- – 1 x x
- – Nres tsis tom (1)
UART Communication cov ntaub ntawv ( download PDF ntaub ntawv )
Downstream sau lub lag luam ncej:
header code: 7E 66 99 5A
Synchronization: 55
Sau ntawv qhia txog kev zov me nyuam: 33
- Sau ntawv thiab bandwidth command 03 80, cov ntaub ntawv ntev yog 3 los ntawm cov. Thawj ob bytes yog cov ntsiab lus frequency, Thiab cov 3rd bytes yog cov bandwidth.
Lub chav tsev frequency yog MHz thiab khaws ib qhov chaw decimal, xws li 474.0 MHz, nws yog ib yam uas 12 84 (hexadecimal, cov ntaub ntawv decimal yog 4740). Bandwidth cov ntaub ntawv 00, 01, 02 sawv cev rau 6M, 7M, 8Feem feem - Lwm yam tej thaj chaw deb tswj commands (Nrog rau tag nrho tej thaj chaw deb tswj commands xws li ntim ntxiv, rho tawm, teev tseg, nres)
01FF: Cov ntaub ntawv ntev yog 1 los ntawmte, Nws yog tus neeg tau code ntawm tej thaj chaw deb tswj tus nqi.
Piv txwv, tagnrho ntxiv (VOL +) 4D, thiab qhov ntim (VOL-) yog 05.
Xaus E7
Piv txwv:
1. Txheej frequency 666MHz bandwidth 6M
Xav xa cov ntaub ntawv 7E 66 99 5A 55 33 03 80 1A 04 00 E7
2 txheej frequency 474MHz bandwidth 8M
Xav xa cov ntaub ntawv 7E 66 99 5A 55 33 03 80 12 84 02 E7
3 ntim ntxiv
Xav xa cov ntaub ntawv 7E 66 99 5A 55 33 01 FF 4D E7
Piav Qhia:
1, Ntxiv rau cov ntaub ntawv segment, uas yuav hloov tau, Lwm lub taub hau thiab tw synchronization cov ntaub ntawv tsis hloov, Txwv tsis pub, Nws yuav tsis teb cov lus commands. Cov lus teb yuav rov qab cov ntaub ntawv ya 00 FF, qhov yuam kev yuav rov qab los 11 10
2, hloov lub frequency thiab bandwidth, thov sau peb los ntawmtes tib lub sijhawm, Kev sib cais tsis tau raug kuaj.
3, Thov xa mus rau tej thaj chaw deb tswj cov neeg siv code rau tej thaj chaw deb tswj code.
4, Cov ntaub ntawv saum toj no yog tag nrho hexadecimal.
Downstream nyeem lub lag luam ncej:
Tam sim no tsuas kuaj nyeem frequency thiab bandwidth
Xa cov command 7E 66 99 5A 55 11 03 80 E7
Xa cov ntaub ntawv 7E 66 99 5A 55 77 03 80 12 D4 02 E7 (liab yog frequency taw tes thiab bandwidth 482.0M 8M)
Tej thaj chaw deb tswj Code
Rau cov mus sib hais mus sib hais, Peb pom zoo tias koj siv peb lub hwj huam, AV input PCBA Board mus kuaj. Nws pab kom koj kuaj tag nrho cov kev ua hauj lwm.
8 Ntsis tso zis Interface
DVB-T Diversity Tuner 8-bit TS tso zis interface
- TS-RST
- TS-SDA
- TS-SCL
- GND
- TSSYNC_SPIMISO
- TSCLOCK_SPICLOCK
- TSVALID_SPISS
- TSDATA_SPIMOSI
FAQ
Q: Yuav no tuner module ua hauj lwm hauv ib Samsung dvd-vr470m?
A: No DVB-T / DVB-T2 module tsuas suitable rau theem nrab kev loj hlob los ntawm engineers los yog R&D tuam txhab uas muag.
Q: Qhov no DVB-T receiver decode BISS codes?
A: Tsis muaj. Cov kev ua hauj lwm DVB-T / DVB-T2 H264 265 decoder siv rau cov TV receivers thiab COFDM wireless yees duab decoders. Txhua yam kev ua hauj lwm tshwj xeeb yuav tsum hu rau peb kom paub tseeb los yog xav tau kev loj hlob ntxiv.
Q: Qhov no DVB-T receiver decode txhawb ASI tso zis?
- Tus demodulation nti rau peb demodulation module siv ib parallel interface hu ua TSI (Nws muaj ntau cov ntaub ntawv kab dua cov ASI interface)
- Tus demodulation module nws tus kheej tsis muaj ib MCU thiab tsis tau muab rau cov neeg muas zaub ib leeg kheej. Nws yuav tsum tau siv rau peb decoding board.
- Piv txwv, Nrog peb decoding board, Peb hloov lub teeb liab ntawm lub TSI interface ntawm tus demodulation module rau hauv lub network chaw nres nkoj teeb liab (piv txwv, Peb Ib txoj kev COFDM transparent transmission qhov no ua qhov no)
Kev
Muaj cov tsis muaj kev kaj.