MB90091 Просмотр технического описания (PDF) - Fujitsu
Номер в каталоге
Компоненты Описание
производитель
MB90091 Datasheet PDF : 46 Pages
| |||
MB90091A
(Continued)
Pin No.
DIP
QFP
1
58
2
59
4
61
5
62
6
63
7
64
17
10
37
30
57
50
27
20
39
32
47
40
3
60
14
7
12
5
Pin name I/O
Function
COLOR
DOCK
TESTCK
TESTSW
HBLNK
VBLNK
Color/monochrome select signal output pin
This pin allows “H” or “L” level output in each of the character,
character background, line background, screen background, and
sprite output periods to be specified depending on the internal
O register setting.
Color/monochrome display is controlled by an external circuit.
(The following correspondence is used for convenience:
“L” level: Monochrome display
“H” level: Color display)
O
Dot clock output pin
This pin outputs a dot clock signal when the command 11:DOT = “1”.
I
Test signal input pin
This pin inputs an “H” level (fixed) signal during normal operation.
I
Test signal input pin
This pin inputs an “H” level (fixed) signal during normal operation.
Horizontal blanking signal input pin
I This pin stops display signal output (“L” level output) when it inputs an
“L” level signal.
Vertical blanking signal input pin
I This pin stops display signal output (“L” level output) when it inputs an
“L” level signal.
VCC
— +5 V power supply pin
VSS
AVCC
AVSS
— Ground pin
— +5V power supply pin for VCO
— Ground pin for VCO
7
Share Link: 