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Texas Instruments 99/4A - Page 12

Texas Instruments 99/4A
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HOME
COMPUTER
TMS
9918
VIDEO
DISPLAY
PROCESSOR
KEY
FEATURES
•
REFRESH
THE
TV
SCREEN
AT
60
Hz
WITHOUT
INTERFACE
FOR
COMPOSITE
NTSC
VIDEO
OUTPUT
■
24
LINES
OF
32
CHARACTERS
WITH
8
,X
8
DOT
RESOLUTION
■
32
MOVABLE
CHARACTERS
WITH
MAGNIFICATION
■
24
LINES
OF
40
CHARACTERS
WITH
6X8
DOT
RESOLUTION
■
48
LINES
OF
64
INDEPENDENT
SPOTS
■
EXTERNAL
VIDEO
INPUT
WITH
SYNC
■
PROVIDE
8
COLORS
WITH
2
LUMINOUS
LEVELS
EACH
■
PROVIDE
8
SETS
OF
COLOR
SELECT
REGISTERS
TO
PROVIDE
SEPARATE
COLOR
FOR
ONES
AND
ZEROS
•
ADDRESS
4-16K
BYTES
OF
RAM
FOR
CPU
OR
DISPLAY
•
SINGLE
5
VOLT
POWER
SUPPLY
■
10.74
MHz
ONBOARD
CRYSTAL
OSCILLATOR
■
GROM
CLOCK
■
40
FIN
PLASTIC
PACKAGE
4

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