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2.Features
MCU
●High speed 8-bit CPU (TLCS-870/X series)
●Instruction execution time: 0.5
●(TMPA8873CPANG)
48-Kbytes ROM, 2-Kbytes RAM
●ROM correction
●12 I/O ports
●14-bit PWM output 1 ch for a voltage synthesizer
●7-bit PWM output 1 channel
●8-bit A/D converter 3 ch for a touch-key input with
key ON wake-up CIRCUIT
●Remote control signal preprocessor
●Two 16-bit internal timer/counter 2 ch
●Two 8-bit internal timer/counter 2 ch
●Time base timer, watchdog timer
●16 interrupt sources: external 5, internal 11
IIC bus interface (multi-master)
●STOP and IDLE power saving modes
TV Processor
IF
●Integrated PIF VCO aligned automatically
●Negative demodulation PIF
●Multi-frequency SIF demodulator without external
Tank-coil
●SIF BPF built-in
●SIF Trap filter built in
Video
●Integrated chroma traps
●Black stretch
●Y-gamma
Chroma
●Integrated chroma BPFs
●PAL/NTSC demodulation
SERVICE MANUAL
s (at 8 MHz)
CCD Decoder
●Digital data slicer for NTSC
OSD
●Clock generation for OSD display
●Clock generation for OSD display
●Font ROM characters: 384 characters
●Characters display: 32 columns × 1 2 lines
●Composition: 16 × 1 8 dots
●Size of character: 3 (line by line)
●Color of character: 8 (character by character)
●Display position: H 256/V 512 steps
●BOX function
●Fringing, smoothing, Italic, underline function
●Conform to CCD REGULATION
●Jitter elimination
RGB/Base-Band
●Integrated 1 H base-band delay line
●Base-band TINT control
●Internal OSD interface
●Half-tone and transparent for OSD
●External YCbCr interface for DVD
●RGB cut-off/drive controls by bus
●ABCL (ABL and ACL combined)
Sync.
●Integrated f
× 6 40 VCO
H
●DC coupled vertical ramp output (single)
●Sync output
AV Switch
●2 for video
●2 for audio(mono)
or 1 for audio (Stereo, 2ch ATT), controlled by IIC bus
●ALC (Auto-Audio Level Control)
16
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