DESCRIPTION

M35061-XXXSP/FP is CATV screen display control IC which can display 40 (horizontal) ✕ 17 (vertical). It has built-in SYRAM which can be used with character ROM.

It uses a silicon gate CMOS process and M35061-XXXSP housed in a small 32-pin shrink DIP package, and M35061-XXXFP housed in a small 32-pin shrink SOP package. For M35061-002SP/FP that is a standard ROM version of M35061-XXXSP/FP, the character pattern is also mentioned.

FEATURES

• Screen composition ................................ 40 characters ✕ 17 lines

(at scrolling ........................................... 40 characters ✕ 16 lines)

• Number of characters displayed .................................. 680 (Max.)

• Character composition ..................................... 12 ✕ 13 dot matrix

• Characters available character ROM .................. 128 characters

SYRAM ................................. 7 characters

• Character sizes available horizontal ................... 2 (once, twice)

vertical ....................... 2 (once, twice)

setting by every line

• Display locations available

Horizontal direction ............................................... 486 locations

Vertical direction .................................................... 235 locations

• Blinking .................................................................. character units

Cycle ... approximately 1 second, or approximately 0.5 seconds

(per screen)

Duty................................................................ 25, 50 or 75

(per screen)

• Data input ............................................................ 8-bit parallel ✕ 3

• Coloring Character coloring .......8 colors choices per character

(Note)

Background coloring ....8 colors choices per character

(Note)

Raster coloring ................ 8 colors choices per screen

• Blanking Character size blanking

Border size blanking

Matrix-outline

Halftone blanking

Can be set by every line

• General-purpose output ports Combined port output .............6

(switching to RGB output)

• RAM erase.............................. Display RAM erasing by every line

SYRAM erasing separately

• Scrolling ............Bit by bit smooth scroll implemented by software

• Composite synchronizating signal generation ....................Built-in

(PAL, NTSC, M-PAL)

• Display oscillation circuit.....................................................Built-in

• Synchronous separation circuit ..........................................Built-in

• Synchronous correction circuit ...........................................Built-in

Note: Superimpose coloring is available. (NTSC, PAL, M-PAL)