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Optimised VGA Display Settings (Buster)

(See also Optimised Display Settings (Buster) for more info. w.r.t. the tvservice command and the edid parsing tools etc.)

undercon.png



HV1080EP HDMI to VGA + Audio Converter

DSCN1545cs.jpg

More info. here

DELL 15" VGA Monitor

Linux raspiBplusEben32GbT 4.19.50+ #896 Thu Jun 20 16:09:52 BST 2019 armv6l

The programs included with the Debian GNU/Linux system are free software;
the exact distribution terms for each program are described in the
individual files in /usr/share/doc/*/copyright.

Debian GNU/Linux comes with ABSOLUTELY NO WARRANTY, to the extent
permitted by applicable law.
Last login: Wed Jul 10 14:11:44 2019
pi@raspiBplusEben32GbT:~ $ tvservice -n
device_name=DEL-DELL_E156FP
pi@raspiBplusEben32GbT:~ $ tvservice -m DMT
Group DMT has 6 modes:
           mode 4: 640x480 @ 60Hz 4:3, clock:25MHz progressive
           mode 6: 640x480 @ 75Hz 4:3, clock:31MHz progressive
           mode 9: 800x600 @ 60Hz 4:3, clock:40MHz progressive
           mode 11: 800x600 @ 75Hz 4:3, clock:49MHz progressive
  (prefer) mode 16: 1024x768 @ 60Hz 4:3, clock:65MHz progressive
           mode 18: 1024x768 @ 75Hz 4:3, clock:78MHz progressive
pi@raspiBplusEben32GbT:~ $ tvservice -m CEA
Group CEA has 4 modes:
           mode 1: 640x480 @ 60Hz 4:3, clock:25MHz progressive
           mode 2: 720x480 @ 60Hz 4:3, clock:27MHz progressive
           mode 3: 720x480 @ 60Hz 16:9, clock:27MHz progressive
  (native) mode 4: 1280x720 @ 60Hz 16:9, clock:74MHz progressive
pi@raspiBplusEben32GbT:~ $ tvservice -s
state 0xa [HDMI DMT (16) RGB full 4:3], 1024x768 @ 60.00Hz, progressive
pi@raspiBplusEben32GbT:~ $ tvservice -d DEL-DELL_E156FP_whiteUSBP.edid
pi@raspiBplusEben32GbT:~ $ parse-edid < DEL-DELL_E156FP_whiteUSBP.edid > DEL-DELL_E156FP_whiteUSBP.edid_parse-edid
pi@raspiBplusEben32GbT:~ $ edid-decode < DEL-DELL_E156FP_whiteUSBP.edid > DEL-DELL_E156FP_whiteUSBP.edid_edid-decode

pi@raspiBplusEben32GbT:~ $ cat DEL-DELL_E156FP_whiteUSBP.edid_parse-edid
Section "Monitor"
        Identifier "DELL E156FP"
        ModelName "DELL E156FP"
        VendorName "DEL"
        # Monitor Manufactured week 5 of 2006
        # EDID version 1.3
        # Digital Display
        DisplaySize 300 230
        Gamma 2.20
        Option "DPMS" "true"
        Horizsync 30-63
        VertRefresh 56-76
        # Maximum pixel clock is 80MHz

        #Extension block found. Parsing...
        Modeline        "Mode 12" -hsync -vsync
        Modeline        "Mode 0" -hsync -vsync
        Modeline        "Mode 1"
        Modeline        "Mode 2"
        Modeline        "Mode 3" 74.250 1280 1390 1420 1650 720 725 730 750 +hsync +vsync
        Modeline        "Mode 4" 74.250 1280 1720 1760 1980 720 725 730 750 +hsync +vsync
        Modeline        "Mode 5"
        Modeline        "Mode 6"
        Modeline        "Mode 7" 27.027 720 736 798 858 480 489 495 525 -hsync -vsync
        Modeline        "Mode 8"
        Modeline        "Mode 9"
        Modeline        "Mode 10"
        Modeline        "Mode 11"
        Option "PreferredMode" "Mode 12"
EndSection

pi@raspiBplusEben32GbT:~ $ cat DEL-DELL_E156FP_whiteUSBP.edid_edid-decode
EDID version: 1.3
Manufacturer: DEL Model a013 Serial Number 825246803
Made in week 5 of 2006
Digital display
Maximum image size: 30 cm x 23 cm
Gamma: 2.20
DPMS levels: Off
RGB color display
Default (sRGB) color space is primary color space
First detailed timing is preferred timing
Display x,y Chromaticity:
  Red:   0.6308, 0.3466
  Green: 0.3085, 0.5820
  Blue:  0.1494, 0.0878
  White: 0.3125, 0.3281
Established timings supported:
  720x400@70Hz 9:5 HorFreq: 31469 Hz Clock: 28.320 MHz
  640x480@60Hz 4:3 HorFreq: 31469 Hz Clock: 25.175 MHz
  640x480@75Hz 4:3 HorFreq: 37500 Hz Clock: 31.500 MHz
  800x600@60Hz 4:3 HorFreq: 37900 Hz Clock: 40.000 MHz
  800x600@75Hz 4:3 HorFreq: 46900 Hz Clock: 49.500 MHz
  1024x768@60Hz 4:3 HorFreq: 48400 Hz Clock: 65.000 MHz
  1024x768@75Hz 4:3 HorFreq: 60000 Hz Clock: 78.750 MHz
Standard timings supported:
Detailed mode: Clock 65.000 MHz, 304 mm x 228 mm
               1024 1048 1184 1344 hborder 0
                768  771  777  806 vborder 0
               -hsync -vsync
               VertFreq: 60 Hz, HorFreq: 48363 Hz
Serial number: 6418061U10DS
Monitor ranges (GTF): 56-76Hz V, 30-63kHz H, max dotclock 80MHz
Monitor name: DELL E156FP
Has 1 extension blocks
Checksum: 0x8a (valid)

CTA extension block
Extension version: 3
31 bytes of CTA data
  Video data block
    VIC   4 1280x720@60Hz 16:9 (native) HorFreq: 45000 Hz Clock: 74.250 MHz
    VIC  19 1280x720@50Hz 16:9  HorFreq: 37500 Hz Clock: 74.250 MHz
    VIC   2 720x480@60Hz 4:3  HorFreq: 31469 Hz Clock: 27.000 MHz
  Audio data block
    Linear PCM, max channels 2
      Supported sample rates (kHz): 48 44.1 32
      Supported sample sizes (bits): 24 20 16
  Speaker allocation data block
    Speaker map:
      FL/FR - Front Left/Right
  Extended tag: Video capability data block
    YCbCr quantization: No Data (0)
    RGB quantization: No Data (0)
    PT scan behaviour: No Data (0)
    IT scan behaviour: Support both over- and underscan (3)
    CE scan behaviour: Support both over- and underscan (3)
  Vendor-specific data block, OUI 000c03 (HDMI)
    Source physical address 2.0.0.0
    Supports_AI
    Maximum TMDS clock: 225MHz
Underscans PC formats by default
Basic audio support
Supports YCbCr 4:4:4
Supports YCbCr 4:2:2
1 native detailed modes
Detailed mode: Clock 27.000 MHz, 160 mm x 90 mm
                720  736  798  858 hborder 0
                480  489  495  525 vborder 0
               -hsync -vsync
               VertFreq: 59 Hz, HorFreq: 31468 Hz
Checksum: 0xee (valid)

HDMI to VGA + Audio Converter #2

P1010099rcs.JPG

More info. here

DELL 15" VGA Monitor

Linux raspiBplusEben32GbT 4.19.50+ #896 Thu Jun 20 16:09:52 BST 2019 armv6l

The programs included with the Debian GNU/Linux system are free software;
the exact distribution terms for each program are described in the
individual files in /usr/share/doc/*/copyright.

Debian GNU/Linux comes with ABSOLUTELY NO WARRANTY, to the extent
permitted by applicable law.
Last login: Wed Jul 10 22:03:03 2019 from 192.168.0.11
pi@raspiBplusEben32GbT:~ $ tvservice -n
device_name=CHR-VGA_DISPLAY
pi@raspiBplusEben32GbT:~ $ tvservice -s
state 0x120002 [TV is off]
pi@raspiBplusEben32GbT:~ $ tvservice --explicit="DMT 16 DVI"
Powering on HDMI with explicit settings (DMT mode 16)
pi@raspiBplusEben32GbT:~ $ tvservice -s
state 0x120006 [DVI DMT (16) RGB full 4:3], 1024x768 @ 60.00Hz, progressive
pi@raspiBplusEben32GbT:~ $ sudo shutdown -r now

...

pi@raspiBplusEben32GbT:~ $ tvservice -n
device_name=CHR-VGA_DISPLAY
pi@raspiBplusEben32GbT:~ $ tvservice -m DMT
Group DMT has 17 modes:
           mode 4: 640x480 @ 60Hz 4:3, clock:25MHz progressive
           mode 5: 640x480 @ 72Hz 4:3, clock:31MHz progressive
           mode 6: 640x480 @ 75Hz 4:3, clock:31MHz progressive
           mode 9: 800x600 @ 60Hz 4:3, clock:40MHz progressive
           mode 10: 800x600 @ 72Hz 4:3, clock:50MHz progressive
           mode 11: 800x600 @ 75Hz 4:3, clock:49MHz progressive
  (prefer) mode 16: 1024x768 @ 60Hz 4:3, clock:65MHz progressive
           mode 17: 1024x768 @ 70Hz 4:3, clock:75MHz progressive
           mode 18: 1024x768 @ 75Hz 4:3, clock:78MHz progressive
           mode 28: 1280x800 @ 60Hz 16:10, clock:83MHz progressive
           mode 32: 1280x960 @ 60Hz 4:3, clock:108MHz progressive
           mode 35: 1280x1024 @ 60Hz 5:4, clock:108MHz progressive
           mode 36: 1280x1024 @ 75Hz 5:4, clock:135MHz progressive
           mode 47: 1440x900 @ 60Hz 16:10, clock:106MHz progressive
           mode 48: 1440x900 @ 75Hz 16:10, clock:136MHz progressive
           mode 51: 1600x1200 @ 60Hz 4:3, clock:162MHz progressive
           mode 58: 1680x1050 @ 60Hz 16:10, clock:146MHz progressive
pi@raspiBplusEben32GbT:~ $ tvservice -m CEA
Group CEA has 5 modes:
           mode 1: 640x480 @ 60Hz 4:3, clock:25MHz progressive
           mode 2: 720x480 @ 60Hz 4:3, clock:27MHz progressive
           mode 3: 720x480 @ 60Hz 16:9, clock:27MHz progressive
  (native) mode 4: 1280x720 @ 60Hz 16:9, clock:74MHz progressive
           mode 16: 1920x1080 @ 60Hz 16:9, clock:148MHz progressive
pi@raspiBplusEben32GbT:~ $ tvservice -s
state 0xa [HDMI DMT (16) RGB full 4:3], 1024x768 @ 60.00Hz, progressive
pi@raspiBplusEben32GbT:~ $ tvservice -d CHR-VGA_DISPLAY_DELL15.edid
pi@raspiBplusEben32GbT:~ $ parse-edid < CHR-VGA_DISPLAY_DELL15.edid > CHR-VGA_DISPLAY_DELL15.edid_parse-edid
pi@raspiBplusEben32GbT:~ $ edid-decode < CHR-VGA_DISPLAY_DELL15.edid > CHR-VGA_DISPLAY_DELL15.edid_edid-decode

pi@raspiBplusEben32GbT:~ $ cat CHR-VGA_DISPLAY_DELL15.edid_parse-edid
Section "Monitor"
        Identifier "VGA DISPLAY"
        ModelName "VGA DISPLAY"
        VendorName "CHR"
        # Monitor Manufactured week 21 of 2012
        # EDID version 1.3
        # Digital Display
        DisplaySize 880 500
        Gamma 2.20
        Option "DPMS" "true"
        Horizsync 30-68
        VertRefresh 50-60
        # Maximum pixel clock is 150MHz
        #Not giving standard mode: 1152x864, 60Hz
        #Not giving standard mode: 1280x800, 60Hz
        #Not giving standard mode: 1280x960, 60Hz
        #Not giving standard mode: 1280x1024, 60Hz
        #Not giving standard mode: 1440x900, 60Hz
        #Not giving standard mode: 1440x900, 75Hz
        #Not giving standard mode: 1680x1050, 60Hz
        #Not giving standard mode: 1600x1200, 60Hz

        #Extension block found. Parsing...
extb[4]: 0x23 (0x20)

pi@raspiBplusEben32GbT:~ $ cat CHR-VGA_DISPLAY_DELL15.edid_edid-decode
EDID version: 1.3
Manufacturer: CHR Model c378 Serial Number 10
Made in week 21 of 2012
Digital display
Maximum image size: 88 cm x 50 cm
Gamma: 2.20
DPMS levels: Off
Monochrome or grayscale display
First detailed timing is preferred timing
Display x,y Chromaticity:
  Red:   0.6386, 0.3291
  Green: 0.2998, 0.5986
  Blue:  0.1503, 0.0585
  White: 0.3125, 0.3291
Established timings supported:
  720x400@70Hz 9:5 HorFreq: 31469 Hz Clock: 28.320 MHz
  640x480@60Hz 4:3 HorFreq: 31469 Hz Clock: 25.175 MHz
  640x480@67Hz 4:3 HorFreq: 35000 Hz Clock: 30.240 MHz
  640x480@72Hz 4:3 HorFreq: 37900 Hz Clock: 31.500 MHz
  640x480@75Hz 4:3 HorFreq: 37500 Hz Clock: 31.500 MHz
  800x600@60Hz 4:3 HorFreq: 37900 Hz Clock: 40.000 MHz
  800x600@72Hz 4:3 HorFreq: 48100 Hz Clock: 50.000 MHz
  800x600@75Hz 4:3 HorFreq: 46900 Hz Clock: 49.500 MHz
  1024x768@60Hz 4:3 HorFreq: 48400 Hz Clock: 65.000 MHz
  1024x768@70Hz 4:3 HorFreq: 56500 Hz Clock: 75.000 MHz
  1024x768@75Hz 4:3 HorFreq: 60000 Hz Clock: 78.750 MHz
  1280x1024@75Hz 5:4 HorFreq: 80000 Hz Clock: 135.000 MHz
Standard timings supported:
  1152x864@60Hz 4:3
  1280x800@60Hz 16:10
  1280x960@60Hz 4:3 HorFreq: 60000 Hz Clock: 108.000 MHz
  1280x1024@60Hz 5:4 HorFreq: 64000 Hz Clock: 108.000 MHz
  1440x900@60Hz 16:10 HorFreq: 55500 Hz Clock: 88.750 MHz
  1440x900@75Hz 16:10 HorFreq: 82300 Hz Clock: 156.000 MHz
  1680x1050@60Hz 16:10 HorFreq: 64700 Hz Clock: 119.000 MHz
  1600x1200@60Hz 4:3 HorFreq: 75000 Hz Clock: 162.000 MHz
Detailed mode: Clock 65.000 MHz, 160 mm x 90 mm
               1024 1048 1184 1344 hborder 0
                768  771  777  806 vborder 0
               +hsync +vsync
               VertFreq: 60 Hz, HorFreq: 48363 Hz
Detailed mode: Clock 148.500 MHz, 160 mm x 90 mm
               1920 2008 2052 2200 hborder 0
               1080 1084 1089 1125 vborder 0
               +hsync +vsync
               VertFreq: 60 Hz, HorFreq: 67500 Hz
Monitor ranges (bare limits): 50-60Hz V, 30-68kHz H, max dotclock 150MHz
Monitor name: VGA DISPLAY
Has 1 extension blocks
Checksum: 0x96 (valid)

CTA extension block
Extension version: 3
23 bytes of CTA data
  Audio data block
    Linear PCM, max channels 2
      Supported sample rates (kHz): 192 176.4 96 88.2 48 44.1 32
      Supported sample sizes (bits): 24 20 16
  Speaker allocation data block
    Speaker map:
      FL/FR - Front Left/Right
  Vendor-specific data block, OUI 000c03 (HDMI)
    Source physical address 2.0.0.0
    Supports_AI
    Maximum TMDS clock: 225MHz
  Video data block
    VIC   1 640x480@60Hz 4:3  HorFreq: 31469 Hz Clock: 25.175 MHz
    VIC  16 1920x1080@60Hz 16:9  HorFreq: 67500 Hz Clock: 148.500 MHz
    VIC   4 1280x720@60Hz 16:9 (native) HorFreq: 45000 Hz Clock: 74.250 MHz
  Extended tag: Video capability data block
    YCbCr quantization: No Data (0)
    RGB quantization: No Data (0)
    PT scan behaviour: No Data (0)
    IT scan behaviour: Support both over- and underscan (3)
    CE scan behaviour: Support both over- and underscan (3)
Basic audio support
Supports YCbCr 4:4:4
2 native detailed modes
Detailed mode: Clock 328.320 MHz, 0 mm x 0 mm
               1077 1077 1105 1077 hborder 0
                132  132  132  231 vborder 0
               -hsync -vsync analog composite
               VertFreq: 1319 Hz, HorFreq: 304846 Hz
Checksum: 0xc0 (valid)

pi@raspiBplusEben32GbT:~ $ diff CHR-VGA_DISPLAY_DELL15.edid_parse-edid DEL-DELL_E156FP_whiteUSBP.edid_parse-edid
2,5c2,5
<       Identifier "VGA DISPLAY"
<       ModelName "VGA DISPLAY"
<       VendorName "CHR"
<       # Monitor Manufactured week 21 of 2012
---
>       Identifier "DELL E156FP"
>       ModelName "DELL E156FP"
>       VendorName "DEL"
>       # Monitor Manufactured week 5 of 2006
8c8
<       DisplaySize 880 500
---
>       DisplaySize 300 230
11,21c11,13
<       Horizsync 30-68
<       VertRefresh 50-60
<       # Maximum pixel clock is 150MHz
<       #Not giving standard mode: 1152x864, 60Hz
<       #Not giving standard mode: 1280x800, 60Hz
<       #Not giving standard mode: 1280x960, 60Hz
<       #Not giving standard mode: 1280x1024, 60Hz
<       #Not giving standard mode: 1440x900, 60Hz
<       #Not giving standard mode: 1440x900, 75Hz
<       #Not giving standard mode: 1680x1050, 60Hz
<       #Not giving standard mode: 1600x1200, 60Hz
---
>       Horizsync 30-63
>       VertRefresh 56-76
>       # Maximum pixel clock is 80MHz
24c16,30
< extb[4]: 0x23 (0x20)
---
>       Modeline        "Mode 12" -hsync -vsync
>       Modeline        "Mode 0" -hsync -vsync
>       Modeline        "Mode 1"
>       Modeline        "Mode 2"
>       Modeline        "Mode 3" 74.250 1280 1390 1420 1650 720 725 730 750 +hsync +vsync
>       Modeline        "Mode 4" 74.250 1280 1720 1760 1980 720 725 730 750 +hsync +vsync
>       Modeline        "Mode 5"
>       Modeline        "Mode 6"
>       Modeline        "Mode 7" 27.027 720 736 798 858 480 489 495 525 -hsync -vsync
>       Modeline        "Mode 8"
>       Modeline        "Mode 9"
>       Modeline        "Mode 10"
>       Modeline        "Mode 11"
>       Option "PreferredMode" "Mode 12"
> EndSection

pi@raspiBplusEben32GbT:~ $ diff CHR-VGA_DISPLAY_DELL15.edid_edid-decode DEL-DELL_E156FP_whiteUSBP.edid_edid-decode
2,3c2,3
< Manufacturer: CHR Model c378 Serial Number 10
< Made in week 21 of 2012
---
> Manufacturer: DEL Model a013 Serial Number 825246803
> Made in week 5 of 2006
5c5
< Maximum image size: 88 cm x 50 cm
---
> Maximum image size: 30 cm x 23 cm
8c8,9
< Monochrome or grayscale display
---
> RGB color display
> Default (sRGB) color space is primary color space
11,14c12,15
<   Red:   0.6386, 0.3291
<   Green: 0.2998, 0.5986
<   Blue:  0.1503, 0.0585
<   White: 0.3125, 0.3291
---
>   Red:   0.6308, 0.3466
>   Green: 0.3085, 0.5820
>   Blue:  0.1494, 0.0878
>   White: 0.3125, 0.3281
18,19d18
<   640x480@67Hz 4:3 HorFreq: 35000 Hz Clock: 30.240 MHz
<   640x480@72Hz 4:3 HorFreq: 37900 Hz Clock: 31.500 MHz
22d20
<   800x600@72Hz 4:3 HorFreq: 48100 Hz Clock: 50.000 MHz
25d22
<   1024x768@70Hz 4:3 HorFreq: 56500 Hz Clock: 75.000 MHz
27d23
<   1280x1024@75Hz 5:4 HorFreq: 80000 Hz Clock: 135.000 MHz
29,37c25
<   1152x864@60Hz 4:3
<   1280x800@60Hz 16:10
<   1280x960@60Hz 4:3 HorFreq: 60000 Hz Clock: 108.000 MHz
<   1280x1024@60Hz 5:4 HorFreq: 64000 Hz Clock: 108.000 MHz
<   1440x900@60Hz 16:10 HorFreq: 55500 Hz Clock: 88.750 MHz
<   1440x900@75Hz 16:10 HorFreq: 82300 Hz Clock: 156.000 MHz
<   1680x1050@60Hz 16:10 HorFreq: 64700 Hz Clock: 119.000 MHz
<   1600x1200@60Hz 4:3 HorFreq: 75000 Hz Clock: 162.000 MHz
< Detailed mode: Clock 65.000 MHz, 160 mm x 90 mm
---
> Detailed mode: Clock 65.000 MHz, 304 mm x 228 mm
40c28
<                +hsync +vsync
---
>                -hsync -vsync
42,48c30,32
< Detailed mode: Clock 148.500 MHz, 160 mm x 90 mm
<                1920 2008 2052 2200 hborder 0
<                1080 1084 1089 1125 vborder 0
<                +hsync +vsync
<                VertFreq: 60 Hz, HorFreq: 67500 Hz
< Monitor ranges (bare limits): 50-60Hz V, 30-68kHz H, max dotclock 150MHz
< Monitor name: VGA DISPLAY
---
> Serial number: 6418061U10DS
> Monitor ranges (GTF): 56-76Hz V, 30-63kHz H, max dotclock 80MHz
> Monitor name: DELL E156FP
50c34
< Checksum: 0x96 (valid)
---
> Checksum: 0x8a (valid)
54c38,42
< 23 bytes of CTA data
---
> 31 bytes of CTA data
>   Video data block
>     VIC   4 1280x720@60Hz 16:9 (native) HorFreq: 45000 Hz Clock: 74.250 MHz
>     VIC  19 1280x720@50Hz 16:9  HorFreq: 37500 Hz Clock: 74.250 MHz
>     VIC   2 720x480@60Hz 4:3  HorFreq: 31469 Hz Clock: 27.000 MHz
57c45
<       Supported sample rates (kHz): 192 176.4 96 88.2 48 44.1 32
---
>       Supported sample rates (kHz): 48 44.1 32
62,69d49
<   Vendor-specific data block, OUI 000c03 (HDMI)
<     Source physical address 2.0.0.0
<     Supports_AI
<     Maximum TMDS clock: 225MHz
<   Video data block
<     VIC   1 640x480@60Hz 4:3  HorFreq: 31469 Hz Clock: 25.175 MHz
<     VIC  16 1920x1080@60Hz 16:9  HorFreq: 67500 Hz Clock: 148.500 MHz
<     VIC   4 1280x720@60Hz 16:9 (native) HorFreq: 45000 Hz Clock: 74.250 MHz
75a56,60
>   Vendor-specific data block, OUI 000c03 (HDMI)
>     Source physical address 2.0.0.0
>     Supports_AI
>     Maximum TMDS clock: 225MHz
> Underscans PC formats by default
78,84c63,70
< 2 native detailed modes
< Detailed mode: Clock 328.320 MHz, 0 mm x 0 mm
<                1077 1077 1105 1077 hborder 0
<                 132  132  132  231 vborder 0
<                -hsync -vsync analog composite
<                VertFreq: 1319 Hz, HorFreq: 304846 Hz
< Checksum: 0xc0 (valid)
---
> Supports YCbCr 4:2:2
> 1 native detailed modes
> Detailed mode: Clock 27.000 MHz, 160 mm x 90 mm
>                 720  736  798  858 hborder 0
>                 480  489  495  525 vborder 0
>                -hsync -vsync
>                VertFreq: 59 Hz, HorFreq: 31468 Hz
> Checksum: 0xee (valid)

CB00039-UK-FBA Mini-HDMI to VGA Converter

P1020157rcs.JPG

More info. here

DELL 15" VGA Monitor

Linux raspiBplusEben32GbT 4.19.50+ #896 Thu Jun 20 16:09:52 BST 2019 armv6l

The programs included with the Debian GNU/Linux system are free software;
the exact distribution terms for each program are described in the
individual files in /usr/share/doc/*/copyright.

Debian GNU/Linux comes with ABSOLUTELY NO WARRANTY, to the extent
permitted by applicable law.
Last login: Wed Jul 10 22:29:04 2019 from 192.168.0.11
pi@raspiBplusEben32GbT:~ $ tvservice -n
device_name=DEL-DELL_E156FP
pi@raspiBplusEben32GbT:~ $ tvservice -m DMT
Group DMT has 7 modes:
           mode 4: 640x480 @ 60Hz 4:3, clock:25MHz progressive
           mode 6: 640x480 @ 75Hz 4:3, clock:31MHz progressive
           mode 9: 800x600 @ 60Hz 4:3, clock:40MHz progressive
           mode 11: 800x600 @ 75Hz 4:3, clock:49MHz progressive
  (prefer) mode 16: 1024x768 @ 60Hz 4:3, clock:65MHz progressive
           mode 18: 1024x768 @ 75Hz 4:3, clock:78MHz progressive
           mode 85: 1280x720 @ 60Hz 16:9, clock:74MHz progressive
pi@raspiBplusEben32GbT:~ $ tvservice -m CEA
Group CEA has 0 modes:
pi@raspiBplusEben32GbT:~ $ tvservice -s
state 0x6 [DVI DMT (16) RGB full 4:3], 1024x768 @ 60.00Hz, progressive
pi@raspiBplusEben32GbT:~ $ tvservice -d DEL-DELL_E156FP_black.edid
Written 128 bytes to DEL-DELL_E156FP_black.edid
pi@raspiBplusEben32GbT:~ $ parse-edid < DEL-DELL_E156FP_black.edid > DEL-DELL_E156FP_black.edid_parse-eid
Checksum Correct
pi@raspiBplusEben32GbT:~ $ edid-decode < DEL-DELL_E156FP_black.edid > DEL-DELL_E156FP_black.edid_edid-decode

pi@raspiBplusEben32GbT:~ $ cat DEL-DELL_E156FP_black.edid_parse-edid
Section "Monitor"
        Identifier "DELL E156FP"
        ModelName "DELL E156FP"
        VendorName "DEL"
        # Monitor Manufactured week 5 of 2006
        # EDID version 1.3
        # Digital Display
        DisplaySize 300 230
        Gamma 2.20
        Option "DPMS" "true"
        Horizsync 30-63
        VertRefresh 56-76
        # Maximum pixel clock is 80MHz
        #Not giving standard mode: 1280x720, 60Hz
        Modeline        "Mode 0" -hsync -vsync
EndSection

pi@raspiBplusEben32GbT:~ $ cat DEL-DELL_E156FP_black.edid_edid-decode
EDID version: 1.3
Manufacturer: DEL Model a013 Serial Number 825246803
Made in week 5 of 2006
Digital display
Maximum image size: 30 cm x 23 cm
Gamma: 2.20
DPMS levels: Off
RGB color display
First detailed timing is preferred timing
Display x,y Chromaticity:
  Red:   0.6308, 0.3466
  Green: 0.3085, 0.5820
  Blue:  0.1494, 0.0878
  White: 0.3125, 0.3281
Established timings supported:
  720x400@70Hz 9:5 HorFreq: 31469 Hz Clock: 28.320 MHz
  640x480@60Hz 4:3 HorFreq: 31469 Hz Clock: 25.175 MHz
  640x480@75Hz 4:3 HorFreq: 37500 Hz Clock: 31.500 MHz
  800x600@60Hz 4:3 HorFreq: 37900 Hz Clock: 40.000 MHz
  800x600@75Hz 4:3 HorFreq: 46900 Hz Clock: 49.500 MHz
  1024x768@60Hz 4:3 HorFreq: 48400 Hz Clock: 65.000 MHz
  1024x768@75Hz 4:3 HorFreq: 60000 Hz Clock: 78.750 MHz
Standard timings supported:
  1280x720@60Hz 16:9
Detailed mode: Clock 65.000 MHz, 304 mm x 228 mm
               1024 1048 1184 1344 hborder 0
                768  771  777  806 vborder 0
               -hsync -vsync
               VertFreq: 60 Hz, HorFreq: 48363 Hz
Serial number: 6418061U10DS
Monitor ranges (GTF): 56-76Hz V, 30-63kHz H, max dotclock 80MHz
Monitor name: DELL E156FP
Checksum: 0x70 (valid)

pi@raspiBplusEben32GbT:~ $ diff DEL-DELL_E156FP_black.edid_parse-edid DEL-DELL_E156FP_whiteUSBP.edid_parse-edid
14c14,16
<       #Not giving standard mode: 1280x720, 60Hz
---
>
>       #Extension block found. Parsing...
>       Modeline        "Mode 12" -hsync -vsync
15a18,29
>       Modeline        "Mode 1"
>       Modeline        "Mode 2"
>       Modeline        "Mode 3" 74.250 1280 1390 1420 1650 720 725 730 750 +hsync +vsync
>       Modeline        "Mode 4" 74.250 1280 1720 1760 1980 720 725 730 750 +hsync +vsync
>       Modeline        "Mode 5"
>       Modeline        "Mode 6"
>       Modeline        "Mode 7" 27.027 720 736 798 858 480 489 495 525 -hsync -vsync
>       Modeline        "Mode 8"
>       Modeline        "Mode 9"
>       Modeline        "Mode 10"
>       Modeline        "Mode 11"
>       Option "PreferredMode" "Mode 12"

pi@raspiBplusEben32GbT:~ $ diff DEL-DELL_E156FP_black.edid_edid-decode DEL-DELL_E156FP_whiteUSBP.edid_edid-decode
8a9
> Default (sRGB) color space is primary color space
24d24
<   1280x720@60Hz 16:9
33c33,71
< Checksum: 0x70 (valid)
---
> Has 1 extension blocks
> Checksum: 0x8a (valid)
>
> CTA extension block
> Extension version: 3
> 31 bytes of CTA data
>   Video data block
>     VIC   4 1280x720@60Hz 16:9 (native) HorFreq: 45000 Hz Clock: 74.250 MHz
>     VIC  19 1280x720@50Hz 16:9  HorFreq: 37500 Hz Clock: 74.250 MHz
>     VIC   2 720x480@60Hz 4:3  HorFreq: 31469 Hz Clock: 27.000 MHz
>   Audio data block
>     Linear PCM, max channels 2
>       Supported sample rates (kHz): 48 44.1 32
>       Supported sample sizes (bits): 24 20 16
>   Speaker allocation data block
>     Speaker map:
>       FL/FR - Front Left/Right
>   Extended tag: Video capability data block
>     YCbCr quantization: No Data (0)
>     RGB quantization: No Data (0)
>     PT scan behaviour: No Data (0)
>     IT scan behaviour: Support both over- and underscan (3)
>     CE scan behaviour: Support both over- and underscan (3)
>   Vendor-specific data block, OUI 000c03 (HDMI)
>     Source physical address 2.0.0.0
>     Supports_AI
>     Maximum TMDS clock: 225MHz
> Underscans PC formats by default
> Basic audio support
> Supports YCbCr 4:4:4
> Supports YCbCr 4:2:2
> 1 native detailed modes
> Detailed mode: Clock 27.000 MHz, 160 mm x 90 mm
>                 720  736  798  858 hborder 0
>                 480  489  495  525 vborder 0
>                -hsync -vsync
>                VertFreq: 59 Hz, HorFreq: 31468 Hz
> Checksum: 0xee (valid)
>

PSG90916 Mini-HDMI to VGA + Audio Converter

P1020540cs.JPG

More info. here

DELL 15" VGA Monitor



2020-05-28 18:59