

TOFE VGA
A VGA capture board for use with TOFE-8x compatible boards like the Numato Opsis.
- Size
- 99 × 99 mm
- Copper layers
- 4
- Thickness
- 1.6 mm
- Parts
- 141
- Nets
- 149
- Pads
- 907
- Tracks, vias
- 1,192, 166
- Pours
- 5
- Routed
- Yes
- KiCad
- KiCad 4
- Created
- 28 Oct 2015
- Updated
- 10 Nov 2021
Overview
TOFE VGA is an open-source printed circuit board by timvideos, from the timvideos/HDMI2USB-TOFE-VGA repository on GitHub. It is a 4-layer board of 99 × 99 mm with 141 parts on 149 nets, routed with 1,192 tracks and 166 vias.
It is built around the ADP3334AR, BAT54C and SP724AHTG. Its parts include 36 capacitors, 21 resistors, 10 diodes, 1 IC and 1 connector.
Main components
3ADP3334AR
SOIC-8-40℃~+85℃@(Ta) 1 1.5V~10V 11V 200mV@(500mA) 27uVrms 500mA 90uA Adjustable Over Current Protection、Thermal shutdown、Enable control Positive SOIC-8 Voltage Regulators - Linear, Low Drop Out (LDO) Regulators ROHSAnalog DevicesVoltage Regulators - Linear, Low Drop Out (LDO) RegulatorsBAT54C
SOT-231 Pair Common Cathode 200mA 2uA@25V 30V 600mA 800mV@100mA SOT-23 Schottky Diodes ROHSNexperiaSchottky DiodesSP724AHTG
SOT-23-6-40℃~+105℃ 10nA 2V 3A@8/20us 3pF Bidirectional Four channels IEC 61000-4-2 TVS SOT-23-6 ESD and Surge Protection (TVS/ESD) ROHSLittelfuseESD And Surge Protection (TVS/ESD)
README
README.mdVGA TOFE Expansion Board
This repository contains a TOFE board for VGA capture based on Rohit's vmodvga board.
For more information on the TOFE interface, see the HDMI2USB website. For the KiCad website for more information on using it.
Parts
The RCA Jack is a little hard to find, but it can be found at the following locations (it is also totally optional);
- Element14 - Order Code: 1267381
License
The contents of this repository excluding "third_party" folder is released under your choice of the following two licences:
-
the "Creative Commons Attribution-ShareAlike 4.0 International License" (CC BY-SA 4.0) full text of this license is included in the LICENSE file and a copy can also be found at http://creativecommons.org/licenses/by-sa/4.0/
-
the "TAPR Open Hardware License" full text of this license is included in the LICENSE file and a copy can also be found at http://www.tapr.org/OHL
Both these licenses are "share and share alike" licenses and require any derivative work to also be released. Please read the license fully to make sure you comply with all your obligations.
Authors
This board has been a joint effort from many people, some of the major contributors are;
- Phyllis McKeever mccircuit@yahoo.com
- Tim 'mithro' Ansell mithro@mithis.com
- Kenny Duffus kenny@duffus.org
- Rohit Kumar Singh rohit@gmx.it
- Jahanzeb Ahmad jahanzeb1982@gmail.com
Original documentation from vmodvga board.
Documentation
- Project blog for weekly and daily updates
- vMod-VGA Code Block Diagram
- Code structure explained in this document
- vMod-VGA VHDCI Pin Usage
- AD9984A Register Settings for easier register settings
- Code Test points I compiled during whole project during
- Autodetection guidelines
- I2C Tools & Debugging
- PCB v02 Requirements Doc
Parts
141| Qty | Value | Footprint | References |
|---|---|---|---|
| 25 | 100n | Capacitors_SMD:C_0805_HandSoldering | C301, CAIO1, CAIO2, CAIO3, CGND1, CPV1, CPV2, CPV3, CVD1, CVD2, CVD3, CVD4, CVD5, CVI0, CVI60, CVI61 +9 |
| 9 | LED | LEDs:LED_0805 | D5V1, D12V1, DDG1, DDG2, DDG3, DDG4, DPV1, DTIO1, DVD1 |
| 7 | 22u | Capacitors_SMD:c_elec_4x5.8 | C5VI1, C5VO1, CPVI1, CPVO1, CTIO1, CVDI1, CVDO1 |
| 7 | 2K2 | Resistors_SMD:R_0603_HandSoldering | R416, RVI30, RVI31, RVI60, RVO30, RVO31, RVO60 |
| 6 | 0 | Resistors_SMD:R_0603_HandSoldering | RVIE1, RVIE2, RVIE3, RVIE4, RVIE5, RVIE6 |
| 6 | 47n | Capacitors_SMD:C_0805_HandSoldering | CCB1, CCR1, CCY1, CVB1, CVG1, CVR2 |
| 6 | 75R | Resistors_SMD:R_0603_HandSoldering | RCB1, RCR1, RCY1, RVB1, RVG1, RVR1 |
| 6 | FERRITE | Resistors_SMD:R_0805_HandSoldering | LCB1, LCR1, LCY1, LVB1, LVG1, LVR1 |
| 5 | 10K | Resistors_SMD:R_0603_HandSoldering | R301, R302, R303, RA1, RA2 |
| 5 | 1K | Resistors_SMD:R_0603_HandSoldering | R411, R412, R413, R414, RPWD1 |
| 5 | 68R | Resistors_SMD:R_0603_HandSoldering | RDG1, RDG2, RDG3, RDG4, RTIO1 |
| 4 | 4K7 | Resistors_SMD:R_0603_HandSoldering | RVI50, RVI51, RVO50, RVO51 |
| 3 | 100n | Resistors_SMD:R_0805_HandSoldering | CAIO1, CAIO2, CAIO3 |
| 3 | JUMPER | CON-SMD-2.54:HARWIN-M20-87-2x1 | JP301, JVI60, JVO60 |
| 3 | TESTPOINT | 2MM-TESTPOINT:2MM-TESTPOINT | TPCLAMP1, TPCOAST1, TPPWR1 |
| 2 | 147K | Resistors_SMD:R_0603_HandSoldering | RPV2, RVD2 |
| 2 | 1R8 | Resistors_SMD:R_0603_HandSoldering | RPV3, RVD3 |
| 2 | 1n | Capacitors_SMD:C_0805_HandSoldering | CCY2, CVG2 |
| 2 | 76K8 | Resistors_SMD:R_0603_HandSoldering | RPV1, RVD1 |
| 2 | ADP3334 | Housings_SSOP:MSOP-8_3x3mm_Pitch0.65mm | UPV1, UVD1 |
| 2 | BAT54C | TO_SOT_Packages_SMD:SOT-23 | DVI60, DVO60 |
| 2 | DE-15 | DE-15:TE-1-1734530-1 | PVI0, PVO0 |
| 2 | TOFE-8X | TOFE_8X_HalfHeight:TOFE_8X_HalfHeight | TOFE0, TOFE0 |
| 2 | TPD7S019 | Housings_SSOP:SSOP-16_3.9x4.9mm_Pitch0.635mm | UVI_I2C0, UVO_I2C0 |
| 1 | 10n | Capacitors_SMD:C_0805_HandSoldering | C5VI2 |
| 1 | 10u | Capacitors_SMD:C_0805_HandSoldering | CREF1 |
| 1 | 150R | Resistors_SMD:R_0603_HandSoldering | R5V1 |
| 1 | 1K5 | Resistors_SMD:R_0603_HandSoldering | R410 |
| 1 | 24AA01/24LC01B | TO_SOT_Packages_SMD:SOT-23-5 | UE1 |
| 1 | 2k2 | Resistors_SMD:R_0603_HandSoldering | R415 |
| 1 | 3-RCA | 3-RCA:MR-100H | P601 |
| 1 | 470R | Resistors_SMD:R_0603_HandSoldering | R12V1 |
| 1 | 8.0n | Capacitors_SMD:C_0805_HandSoldering | C411 |
| 1 | 80n | Capacitors_SMD:C_0805_HandSoldering | C410 |
| 1 | AD9984 | analog-devices2:analog-devices2-LQFP80 | UAD9984 |
| 1 | AD9984 I2C | CON-SMD-2.54:HARWIN-M20-87-4x1 | PAD_I2C0 |
| 1 | C5VI2 | Resistors_SMD:R_0805_HandSoldering | C215 |
| 1 | CONN_02X06 | Pin_Headers:Pin_Header_Straight_2x06 | PJVGA1 |
| 1 | DEBUG | Pin_Headers:Pin_Header_Straight_2x06 | PDG0 |
| 1 | DIODE | Diodes_SMD:SMB_Handsoldering | D12V0 |
| 1 | LP2985 | TO_SOT_Packages_SMD:SOT-23-5 | U5V1 |
| 1 | SP724AH | TO_SOT_Packages_SMD:SOT-23-6 | UCVI0 |
| 1 | TOFE I2C | CON-SMD-2.54:HARWIN-M20-87-4x1 | PTI2C1 |
| 1 | VGA In I2C 3v | CON-SMD-2.54:HARWIN-M20-87-4x1 | PVI_I2C3 |
| 1 | VGA In I2C 5v | CON-SMD-2.54:HARWIN-M20-87-4x1 | PVI_I2C5 |
| 1 | VGA Out I2C 3v | CON-SMD-2.54:HARWIN-M20-87-4x1 | PVO_I2C3 |
| 1 | VGA Out I2C 5v | CON-SMD-2.54:HARWIN-M20-87-4x1 | PVO_I2C5 |
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Questions
How big is the TOFE VGA PCB?
It measures 99 × 99 mm and has 4 copper layers, 1.6 mm thick.
What parts does the TOFE VGA use?
141 parts, built around the ADP3334AR, BAT54C and SP724AHTG. The full list of its parts is on this page, with links to each part's symbol and footprint where PCBKit's library has them.
Where can I download the TOFE VGA KiCad files?
From the timvideos/HDMI2USB-TOFE-VGA repository on GitHub, at the commit this page was made from: the board is board/TOFE-VGA.kicad_pcb. PCBKit opens the board in the browser, with nothing to install.
Can I use the TOFE VGA design in my own project?
Its repository states no licence, so its author keeps all rights: ask timvideos before reusing the design.