NTSC TV SIGNAL PROCESSOR
M6120
6
FP
MITSUBISHI ICs (TV)
MITSUBISHI
ELECTRIC
6
WRITE
FUNCTION
RF Delay Adj
VIF VCO Adj
VIF Freq 58.75
VIF Video Out Gain
AFT Defeat
VIF Defeat
SPLIT
Audio ATT
Audio EXT
Audio Mute
FM Radio
FM Station Level
Video Tone
Contrast Control
EXTRGB Contrast Clip
Y DL Time Adj
Y DL Fine Adj
EXT
Y/C
Y SW LPF
Video Tone Sharp
Video Mute
TRAP Off
TRAP Fine Adj
Black Stretch Off
Black Stretch Charge
Black Stretch Discharge
Gamma Control
Tint Control
Color Control
Take Off
C Angle95
Killer Level
Force Color
Force Mono
Fsc Free
Brightness Control
Drive(R)
Drive(B)
Cut Off(R)
Cut Off(G)
Cut Off(B)
Blue Back
White Back
ABCL
ABCL Gain
Force S.Killer
OSD level
Analog OSD
AFC2 H Phase
(H Phase MSB)
Ramp Stop
Service SW
H Stop
AFC Gain
AFC2 Gain
H VCO Adj
V Shift
V-Size
H-free
V-free
S Slice Down 1
S Slice Down 2
Auto Slice Down
FBP Vth L
1 Window
Monitoring
Test1
Test2
Test3
Test4
BIT
7
6
1
3
1
1
1
7
1
1
1
3
6
7
1
2
1
1
1
1
1
1
1
2
1
2
2
2
7
7
1
1
1
1
1
1
8
7
7
8
8
8
1
1
1
1
1
1
1
5
SUB ADD
DATA
DISCRIPTION
INITIAL
NOTE
00H
10H
01H
06H
04H
07H
00H
03H
02H
03H
0CH
14H
04H
05H
05H
06H
02H
06H
06H
14H
02H
02H
02H
12H
06H
14H
1CH
12H
07H
08H
02H
15H
15H
15H
15H
15H
0AH
0BH
0CH
0DH
0EH
0FH
08H
10H
02H
04H
02H
01H
15H
09H
15H
10H
13H
13H
13H
09H
10H
13H
11H
13H
0BH
10H
14H
10H
14H
13H
12H
10H
16H
17H
1BH
D0-D6 RF AGC Delay Point Adjustment by 7bit DAC
D0-D5 VIF VCO Free-running Frequency Adjustment by 5bit DAC
D6
VIF Frequency Selector 0: 45.75MHz, 1: 58.75MHz
D5-D7 VIF Video det output Amplitude Adjustment by 3bit DAC
D6
AFT OUT ON/OFF(Defeat) switch 0: AFT ON (Non Defeat), 1: Defeat
D7
VIF AGC Gain Normal/Minimum switch 0: AGC Function, 1: Defeat(Minimum Gain)
D7
Inter Carrier/Split Carrier Switch 0: Inter Carrier, 1: Split Carrier
D0-D6 Audio Out Level Attenuation by 7bit DAC MAX gain=0dB
D6
AF Direct out/External Audio input signal switch 0: AF amp out, 1: External
D7
AF Direct out ON/OFF(Mute) switch 0: Sound ON (Non Mute), 1: Mute
D7
TV / FM Radio switch 0: TV mode, 1: FM Radio mode
D0-D2 FM Radio station detection level
D0-D5 Delay line type Aperture Control
D0-D6 Contrast Control by 7bit DAC
D7
Contrast Control Clip Switch when OSD mode 0: Clip ON, 1: Clip OFF
D0-D1 Luminance Signal Delay time Adjustment
D1
Luminance Signal Delay time Fine pitch Adjustment
D2
AV Switch Selector 0: TV mode, 1: EXT mode
D4
AV Switch Selector 0: Composit video input, 1: Y/C input mode
D6
Y SW OUT frequency switch 0: FLAT, 1: LPF(fc=700KHz)
D3
Video Tone Gain (Hi/Normal) switch 0: normal, 1: high(sharp)
D7
Luminance signal Mute ON/OFF switch 0: OUT, 1: Mute
D4
Chroma Trap ON/OFF switch 0:Chroma Trap ON, 1: Chroma Trap Off
D0-D1 Chroma Trap fo Adjustment
D3
Black Stretch function ON/OFF switch 0: ON, 1: OFF
D4-D5 Charge Time Constant Adjustment for Black Stretch
D6-D7 Discharge Time Constant Adjustment for Black Stretch
D2-D3 Luminance Gamma Threshold Control 0:Gamma OFF
D0-D6 Tint Control by 7bit DAC.
D0-D6 Color Saturation Control by 7bit DAC.
D0
Chroma BPF/Take Off Switch 0 :BPF, 1: Take Off
D1
Chroma Demodulation Angle Switch 0: 103deg, 1: 95deg
D0
Color Killer Sensitivity Threshold Switch 0: 43dB, 1: 45dB
D2
Forced Color mode switch 0:OFF, 1: Forced Color
D3
Forced B/W mode 0: OFF, 1: Forced Black&White
D5
Free-running mode of crystal oscillator 0: OFF, 1: Free-running
D0-D7 Brightness Control by 8bit DAC
D0-D6 R OUT Amplitude Adjustment by 7bit DAC
D0-D6 B OUT amplitude Adjustment by 7bit DAC
D0-D7 R OUT Pedestal Level Adjustment by 8bit DAC
D0-D7 G OUT Pedestal Level Adjustment by 8bit DAC
D0-D7 B OUT Pedestal Level Adjustment by 8bit DAC
D7
Blue Back mode ON/OFF switch 0: OFF, 1: Blue Back
D7
White Raster mode ON/OFF switch 0: OFF, 1: White Back
D2
ABCL ON/OFF switch 0: OFF(ACL), 1: ABCL ON
D7
ABCL Gain Low/High switch 0: Low, 1: Hi
D5
Forced Spot Killer under Power on condition 1: OFF, 0: Forced S.Killer
D7
OSD Level(70%/90%) 0:70% , 1: 90%
D4
OSD Input Digital/Analog switch 0: Digital, 1: Analog
D4-D7 Horizontal Phase Adjustment by 5bit DAC
D7
(AFC2 H Phase MSB bit)
D1
pin17 VOUT(Ramp/Pulse)STOP 0:VOUT , 1:STOP
D3
0: Vertical output ON/ Contrast Control Normal, 1: Vertical output OFF/Contrast Control Minimum
D4
Horizontal output switch 0: H OUT, 1: H STOP
D5
Horizontal AFC Gain switch 0: Low, 1: High
D1
Horizontal AFC2 Gain switch 0: High, 1: Low
D3-D5 H VCO free-running frequency Adjustment
D0-D2 V RAMP Sart timing Adjustment 2Line/Step
D0-D5 V RAMP Amplitude Adjustment by 6bit DAC.
D7
Horizontal Forced free-running mode switch 0: OFF, 1: Forced Free-running
D7
Vertical Forced free-running mode switch 0: OFF, 1: Forced Free-running
D6
Sync Det Slice Level (50%/30%) 0: 50%, 1: 30%
D3
Sync Det Slice Level (50%/40%) 0: 50%, 1: 40%
D0
Sync Det Slice Level switch during video period 0: Slice Level constant, 1: Level down during video
D7
Pin6 FBP slice level switch 0:Vth=2V(narrow), 1:Vth=1V(wide)
D6
Vertical Sync. Det mode (1 Window/2 Window) 0: 2 Window/Vsyncdet=9μs , 1: 1Window/Vsyncdet=11μs
D4-D7 Intelligent Monitor mode selector
D2
NO USE for CUSTOMER (TEST bit
)
D6-D7
NO USE for CUSTOMER (TEST bit
)
D6-D7
NO USE for CUSTOMER (TEST bit
)
D6-D7
NO USE for CUSTOMER (TEST bit
)
1000000
100000
000
100
0
0
0
0
0
0
0
100
100000
V Latch
V Latch
V Latch
1000000
0
0
0
0
V Latch
V Latch
0
0
0
0
0
00
0
00
00
00
1000000
V Latch
V Latch
1000000
0
0
0
0
0
0
10000000
V Latch
1000000
1000000
10000000
10000000
10000000
0
0
0
0
0
0
0
1111
0
0
1
1
1
1
1
3
3
6
1
1
1
1
1
1
1
4
1
2
2
2
0
0
0
0
100
0
100000
0
0
0
0
100
0
0
0000
100
0
0
0
D
E
R
G
S
V
V
C