Gowin SDI Encoder IP
Guide pamaké
SDI IP Encoder
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Bantahan
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Riwayat révisi
| titimangsa | Vérsi | Katerangan |
| 04/11/2025 | 1.0E | Vérsi awal diterbitkeun. |
| 05/14/2025 | 1.1E | Audio supported. Compatibility enhanced. |
| 07/25/2025 | 1.2E | Level B DS supported. IP port diagram and corresponding port descriptions updated. The reference design block diagram updated. |
| 09/12/2025 | 1.3E | Level B DL supported. |
Ngeunaan Pitunjuk Ieu
1.1 Tujuan
Tujuan tina Gowin SDI Encoder IP nyaéta pikeun ngabantosan anjeun diajar fitur sareng pamakean Gowin SDI Encoder IP ku cara nyayogikeun déskripsi fitur, fungsi, palabuhan, waktos, GUI sareng desain rujukan, jsb. Potret layar parangkat lunak sareng produk anu dirojong anu didaptarkeun dina manual ieu dumasar kana Gowin Software 1.9.12 (64-bit). Kusabab parangkat lunak tiasa robih tanpa aya bewara, sababaraha inpormasi tiasa tetep relevan sareng kedah disaluyukeun dumasar kana parangkat lunak anu dianggo.
1.2 Dokumén nu patali
Panungtun pamaké panganyarna sadia dina GOWINSEMI websitus. Anjeun tiasa mendakan dokumén anu aya hubunganana di www.gowinsemi.com:
- DS981, runtuyan GW5AT of FPGA Produk Lambaran Data
- DS1103, GW5A runtuyan FPGA Produk Data Lambaran
- DS1239, runtuyan GW5AST of FPGA Produk Lambaran Data
- DS1105, runtuyan GW5AS of FPGA Produk Lambaran Data
- DS1108, runtuyan GW5AR of FPGA Produk Lambaran Data
- DS1118, GW5ART runtuyan FPGA Produk Data Lambaran
- SUG100, Gowin Software Guide pamaké
1.3 Istilah jeung Singgetan
meja 1-1 nembongkeun singketan jeung terminologi dipaké dina manual ieu.
Tabél 1-1 Istilah jeung singgetan
| Istilah jeung singgetan | Hartina |
| DE | Data Aktipkeun |
| FPGA | Gerbang Gerbang Gerbang Program |
| HS | Horizontal Sync |
| IP | Hak inteléktual |
| SDI | Serial Digital Interface |
| Ser Des | Serializer / Deserializer |
| SMPTE | Society of Motion Picture sarta Télévisi Insinyur |
| VESA | Asosiasi Standards Electronics Video |
| VS | Sinkronisasi nangtung |
1.4 Rojongan jeung Eupan Balik
Gowin Semiconductor nyadiakeun konsumén jeung rojongan teknis komprehensif. Upami anjeun gaduh patarosan, koméntar, atanapi saran, mangga ngahubungi kami langsung nganggo inpormasi anu disayogikeun di handap.
Websitus: www.gowinsemi.com
Surélék: support@gowinsemi.com
Leuwihview
2.1 Leuwihview
Serial Digital Interface (SDI) mangrupakeun anggota kulawarga panganteur video digital sarta dipaké pikeun ngirimkeun sinyal video digital. Gowin SDI Encoder IP tiasa dioperasikeun dina standar laju HD atanapi 3G anu ditetepkeun ku Society of Motion Picture and Television Engineers (SMPTE), ngarobah sinyal vidéo kana sinyal SDI.
meja 2-1 Gowin SDI Encoder IP
| Gowin SDI Encoder IP | |
| Sumberdaya Logika | Mangga tingal Tabél 2-2. |
| Dihaturkeun Dok. | |
| Desain Files | Verilog (énkripsi) |
| Desain Rujukan | Verilog |
| Tés Bangku | Verilog |
| Uji sareng Aliran Desain | |
| Software Sintésis | Sintésis Gowin |
| Parangkat Lunak Aplikasi | Gowin Software (V1.9.11 sareng di luhur) |
Catetan!
Pikeun alat anu dirojong, anjeun tiasa klik Ieuh pikeun meunangkeun informasi.
2.2 Fitur
- Beroperasi sareng 1 jalur
- Ngarojong ongkos link 1.485/2.97 Gbps per jalur
- Ngarojong HD-SDI jeung 3G-SDI
- Ngarojong audio
- Supports Level B DS
- Supports Level B DL
2.3 Mangpaat Sumberdaya
Gowin SDI Encoder IP can be implemented by Verilog. Its performance and resource utilization may vary when the design is employed in different devices, or at different densities, speeds, or grades.
Taking Gowin GW5AT series of FPGA as an instance, the resource utilization of Gowin SDI Encoder IP is as shown in Table 2-2.
meja 2-2 Gowin SDI Encoder IP Resource Utilization
| Paranti | GW5AT-60 |
| Ngadaptar | 3355 |
| LUT | 2523 |
| BSRAM | 16 |
Pedaran Fungsional
3.1 Diagram Blok Sistim
Gowin SDI Encoder IP tiasa ngarobih sinyal pidéo kana sinyal SDI. Sinyal SDI lajeng disambungkeun kana SDI PHY IP. Diagram blok Gowin SDI Encoder IP nyaéta ditémbongkeun saperti dina Gambar 3-1.
3.2 Function Modules
Ditémbongkeun saperti dina diagram di luhur, Gowin SDI Encoder IP bisa ngarobah data video kana data SDI.
3.3 Format dirojong
meja 3-1 nembongkeun format dirojong ku Gowin SDI Encoder IP.
meja 3-1 Format dirojong ku Gowin SDI Encoder IP
| Standar | HD-SDI and Level B DS | 3G-SDI | |||||
| Hor Addr piksel | 1280 | 1280 | 1920 | 1920 | 1920 | 1920 | 1920 |
| Ver Addr Line | 720 | 720 | 1080 | 1080 | 1080 | 1080 | 1080 |
| Hor Total piksel | 1650 | 1980 | 2200 | 2640 | 2750 | 2200 | 2640 |
| Ver Total Line | 750 | 750 | 1125 | 1125 | 1125 | 1125 | 1125 |
| Modeu Scan | Progresif | Progresif | Progresif | Progresif | Progresif | Progresif | Progresif |
| Laju pigura | 60 | 50 | 30 | 25 | 24 | 60 | 50 |
| Bit Per Kecap | 20 | 20 | 20 | 20 | 20 | 20 | 20 |
| Laju Kecap (Mhz) | 74.25 | 74.25 | 74.25 | 74.25 | 74.25 | 148.5 | 148.5 |
| Piksel SampLe Rate (Mhz) | 74.25 | 74.25 | 74.25 | 74.25 | 74.25 | 148.5 | 148.5 |
| Struktur | YC4:2:2 | YC4:2:2 | YC4:2:2 | YC4:2:2 | YC4:2:2 | YC4:2:2 | YC4:2:2 |
| Jerona Piksel | 10 | 10 | 10 | 10 | 10 | 10 | 10 |
3.4 Daptar Port
IO port of Gowin SDI Encoder IP ditémbongkeun dina Gambar 3-3.
Palabuhan IO rada beda-beda gumantung kana parameter.
Rincian port IO tina Gowin SDI Encoder IP dipidangkeun dina tabél 3-2.
meja 3-2 I / O Daptar Gowin SDI Encoder IP
| Ngaran Sinyal | Arah | Lebar | Katerangan |
| I_ rst_n | I | 1 | Reset sinyal, aktip-rendah. |
| I_ level | I | 2 | Pilihan tingkat 0: Level A 1: Level B DS 2: Ditangtayungan 3: Ditangtayungan |
| I_ rate | I | 3 | Rate input: 0: Ditangtayungan 1: HD-SDI 2: 3G-SDI |
| I_ hres | I | 16 | Input résolusi horisontal |
| I_ vres | I | 16 | Input résolusi nangtung |
| I_ ver_fre | I | 3 | Vertical frequency input 0: 60 Hz 1: 50 Hz 2: 30 Hz 3: 25 Hz 4: 24 Hz |
| I_ interlace | I | 1 | Interlace input 0: Ditangtayungan 1: Progressive (P) |
| I_ color | I | 1 | Color input 0: YC 1: Ditangtayungan |
| I_ mfactor | I | 1 | M factor input 0: M = 1 1: Ditangtayungan |
| I_ pixbit | I | 1 | Pixel bit input 0: 10 bit 1: Ditangtayungan |
| I_ pixstruc | I | 2 | Pixel structure input 2’b00: 4:2:2 2'b01: Ditangtayungan 2'b10: Ditangtayungan 2'b11: Ditangtayungan |
| I_ clk | I | 1 | Input jam |
| I_ fld | I | 1 | Video field input (odd/even |
| I_ vs | I | 1 | Video VS (vertical sync) input (positive polarity) |
| I_ hs | I | 1 | Video HS (horizontal sync) input (positive polarity) |
| I_ de | I | 1 | Video DE (data enable) input |
| I_ data |
I |
40 |
Video data input 20 bits for Level A 40 bits for Level B DS (Ser Des rate set to 2.97, Data Width = 20, Data Ratio = 1:2) |
| I_ audio_g1_de | I | 1 | Audio DE input, 48 KHz |
| I_ audio_g1_data | I | 96 | Input data audio |
| O_ audio_ req | O | 1 | Audio data request, 48 KHz |
| O_ data | O | 80 | Encoded data output, connected to Gowin SDI PHY IP. |
3.5 Pedaran waktos
This section introduces the timing of Gowin SDI Encoder IP. Figure 3-4 shows the input interface timing diagram of Gowin SDI Encoder IP. For standard video, simply connect the corresponding signals, and the IP will perform encoding. The encoded data is then output to Gowin SDI PHY IP.
Gambar 3-4 Diagram Timing Interface Input Video
Konfigurasi Antarmuka
Anjeun tiasa make alat generator inti IP di Gowin Software pikeun nelepon jeung ngonpigurasikeun Gowin SDI Encoder IP.
- Buka IP Core Generator
Sanggeus nyieun proyek, klik tab "Alat" di kénca luhur, klik "IP Core generator" tina daptar turun-handap pikeun muka Gowin IP Core generator, ditémbongkeun saperti dina Gambar 4-1.
angka 4-1 Buka IP Core generator
- Pilih SDI Encoder IP.
Ganda Klik "Multimedia" tur pilih SDI Encoder pikeun muka SDI Encoder panganteur konfigurasi IP, ditémbongkeun saperti dina Gambar 4-2.
- Gowin SDI Encoder IP Configuration Interface First configure “General” tab in the SDI Encoder IP interface as shown in Figure 4-3.
Device, Device Version, Part Number: Part number settings, determined by the current project, and the user can not configure it.
Language: Supports Verilog and VHDL; choose the language as requirements, and the default is Verilog.
File Name, Module Name, Create In: Displays Ser Des file ngaran, ngaran modul jeung dihasilkeun file jalur.
- Pencét "OK" langsung pikeun ngahasilkeun IP.
Desain Rujukan
This chapter is intended to introduce the usage and structure of the reference design of Gowin SDI Encoder IP. Please see the SDI PHY IP Reference Design for details at Gowin semi websitus.
Desain rujukan ieu nyandak DK_START_GW5AT-LV60PG484A_V1.1 dewan pamekaran salaku example. For more information about DK_START_GW5AT-LV60PG484A_V1.1 development board, please refer to Gowin semi websitus. Diagram blok desain rujukan ditémbongkeun dina Gambar 5-1.
File Pangiriman
The file pangiriman pikeun Gowin SDI Encoder IP ngawengku dokuméntasi, kode sumber desain, jeung desain rujukan.
6.1 Dokuméntasi
meja 6-1 Daptar Dokumén
| Ngaran | Katerangan |
| IPUG1025，Gowin SDI Encoder IP Guide Guide | Pituduh Pamaké IP Gowin SDI Encoder, nyaéta manual ieu. |
6.2 Kode Sumber Desain (Énkripsi)
Folder kode énkripsi ngandung kode RTL énkripsi pikeun Gowin SDI Encoder IP. Kode ieu dimaksudkeun pikeun pamakéan ku GUI pikeun ngahasilkeun inti IP sakumaha diperlukeun.
Méja 6-2 File Daptar Gowin SDI Encoder IP
| Ngaran | Katerangan |
| sdi_ encoder. v | SDI decoder IP File, énkripsi. |
6.3 Desain Rujukan
The Ref Design folder contains the netlist files, desain rujukan pamaké, konstrain files, tingkat luhur files, jeung proyék files pikeun Gowin SDI PHY IP, Gowin SDI Encoder IP, sarta Gowin SDI Decoder IP.
Table 6-2 Gowin SDI Encoder IP Ref Design Folder Content List
| Ngaran | Katerangan |
| video_top.v | Modul luhur desain rujukan |
| pola tés.v | Tés modul generasi pola |
| dk_video.cst | Konstrain fisik proyék file |
| dk_video.sdc | Watesan waktos proyék file |
| key_debounceN.v | Key debouncing |
| adv7513_iic_init.v | konfigurasi adv7513 file |
| yc_to_rgb | polder yc_to_rgb |
| rgb_to_yc | rgb_to_yc folder |
| i2c_master | I2c_master folder, énkripsi. |
| sdi_decoder | sdi_decoder folder, encrypted. |
| sdi_encoder | sdi_decoder folder, encrypted. |
| serdes | Ser Des project folder, encrypted. |
| gowin_pll | gowin_pll folder |
| sdi_audio_buffer_pro | sdi_audio_buffer_pro folder |
| i2s_interface | i2s_interface folder |
Dokumén / Sumberdaya
 |
GOWIN SDI IP Encoder [pdf] Pituduh pamaké SDI IP Encoder, IP Encoder, Encoder |