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- this page deals with connecting a toshiba t6963-based display to a parallel port and drive it using
serdisplib - i'm not responsible for the content of external web pages
- external web pages will generally open in separate browser windows or tabs
- english is not my native language. please keep that in mind (corrections of english grammar and formulations are very welcome!)
- email: mrwastl at users.sourceforge.net
t6963:
description
t6963 is a generic display controllers found in certain displays.
specifications
| resolution | variable |
| colours | monochrome |
| controller | T6963 |
| adjustable contrast | no |
display variations
| name | description | default optionstring | example |
|---|---|---|---|
| T6963 | generic T6963-based display module | serdisp_init(sdcd, "T6963", ""); | |
| TLX1391 | Toshiba TLX1391, resolution 128x128 | "WIDTH=128;HEIGHT=128" | serdisp_init(sdcd, "TLX1391", ""); |
| T6963SERMOD | T6963-based display module with built-in parallel to serial converter | "MODE=SER;WIRING=3;FONT=6" | serdisp_init(sdcd, "T6963SERMOD", ""); |
some images
![[t6963 testserdisp]](images/t6963_testserdisp.jpg) |
|
test image generated by testserdisp |
|
![[t6963 multidisplay - shadowman]](images/t6963_shadowman.jpg) |
![[t6963 multidisplay - lena]](images/t6963_lena.jpg) |
shadow man ( ® by redhat) rendered by multidisplay |
well-known lena, floyd steinberg dithered by multidisplay |
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connecting a t6963 display to the parallel port:
intro
serdisplib supports pre-defined wirings, user specific wiring is also possible through customisable wiring
pre-defined wirings
- "
WIRING=Standard"D0 to D7 .. pin 2 to pin 9 CE .. pin 14 (nAUTO) CD .. pin 16 (INIT) WR .. pin 1 (nSTRB) RD .. pin 17 (nSELIN) - "
WIRING=Windows"D0 to D7 .. pin 2 to pin 9 CE .. pin 1 (nSTRB) CD .. pin 17 (nSELIN) WR .. pin 16 (INIT) RD .. pin 14 (nAUTO) - "
WIRING=Serial"SI .. pin 16 (INIT) SCL .. pin 1 (nSTRB) CE .. pin 14 (nAUTO) - "
WIRING=SerialBG"SI .. pin 16 (INIT) SCL .. pin 1 (nSTRB) CE .. pin 14 (nAUTO) BACKLIGHT .. pin 17 (nSELIN) - "
WIRING=StandardBG"D0 to D7 .. pin 2 to pin 9 CE .. pin 14 (nAUTO) CD .. pin 16 (INIT) WR .. pin 1 (nSTRB) BACKLIGHT .. pin 17 (nSELIN) - "
WIRING=WindowsBG"D0 to D7 .. pin 2 to pin 9 CE .. pin 1 (nSTRB) CD .. pin 17 (nSELIN) WR .. pin 16 (INIT) BACKLIGHT .. pin 14 (nAUTO)
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passing options through serdisp_init():
intro
using the third parameter of
common information about passing options and customisable wiring can be found in a separate document.
serdisp_init(), driver specific options and custom wiring can be set.common information about passing options and customisable wiring can be found in a separate document.
examples:
serdisp_init(sdcd, "T6963", "WIDTH=128;HEIGHT=64;WIRING=Windows");
serdisp_init(sdcd, "TLX1391", "INV=YES");
options
| identifier | short | remark | default |
|---|---|---|---|
| WIDTH | W | width of display | 240 |
| HEIGHT | H | height of display | 128 |
| ROTATE | ROT | rotate display (1 == 180 degrees) | 0 |
| INVERT | INV | invert display | 0 |
| DELAY | delay after each write/read operation.
0 .. no delay
1 .. one call of gettimeofday()
>1 .. delay at least x nanoseconds
| CHECK=YES: 0 CHECK=NO: 100 | |
| CHECK | check status before next write operation (0 .. NO, 1 .. YES) | 0 | |
| FONTWIDTH | FONT | font width (selectable on display) | 8 |
| WIRING | WIRE | pre-defined or customisable wiring | 0 |
| INTERFACE | MODE | interface mode | 0 |
ranges, aliases
| identifier | range | aliases |
|---|---|---|
| WIDTH | <=256; a multiple of 2 | |
| HEIGHT | <=256; a multiple of 8 | |
| ROTATE | 0, 1, 90, 180, 270 | YES=180, NO=0, TRUE=180, FALSE=0 |
| INVERT | 0, 1 | YES=1, NO=0, TRUE=1, FALSE=0 |
| DELAY | >= 0 | NONE=0 |
| CHECK | 0, 1 | ON=1, OFF=0, YES=1, NO=0 |
| FONTWIDTH | 6, 8 | |
| INTERFACE | 0, 1 | PARALLEL=0,SERIAL=1,PAR=0,SER=1 |
pre-defined wiring definitions
| identifier | numeric id | protocol | description |
|---|---|---|---|
| Standard | 0 | PAR | Standard ('Linux') wiring |
| Windows | 1 | PAR | Windows wiring |
| Serial | 2 | PAR | Serial wiring for display modules with built-in converter |
| SerialBG | 3 | PAR | Serial wiring for display modules with built-in converter and backlight |
| StandardBG | 4 | PAR | Standard wiring but with backlight support and without ready-check |
| WindowsBG | 5 | PAR | Windows wiring but with backlight support and without ready-check |
display signals
| identifier | description | mandatory |
|---|---|---|
| D0 - D7 | 8 bit wide data bus | * |
| CE | chip enable, active low | * |
| CD | data or command | * |
| WR | write signal, active low | * |
| RD | read signal, active low | * |
| RESET | reset signal, active low; optional if wired to a hardware reset circuit | |
| BACKLIGHT | backlight, optional |
annotations
- identifiers for pre-defined wirings are compliant to identifiers used in project graphlcd (a plugin for vdr)
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links:
| controller T6963 | |||
|---|---|---|---|
| technical reference | local copy of T6963 technical reference | (english) | t6963.pdf |
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history:
| 2017-04-08 | added documentation for added options; corrected links |
| 2005-05-09 | first release |
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