Control Port Functions - Sanyo Vizon DP32746 Service Manual

System Control (CPU : IC801 Cont.)
Pin Name
47 P12/SCK0
48 P13
49 PWMA
50 PWMB
51 PWMC
52 P17/PWMD
53 BL1
54 B
55 G
56 R
57 HSB
58 VSB
59 VSS1
60 XT1
61 XT2
62 VDD1
63 RESB
64 FILT
Mode Switching Table
Mode
Analog Tuner
AV1(CVBS)
AV1(S)
AV2(Component 2)
AV3(Component 3)
Digital Tuner or HDMI
HDMI (DVI)
CONTROL PORT FUNCTIONS (Cont.)
Function
CRT/FPD
PDP/LCD
Reserve
Reserve
Reserve
Reserve
Reserve
Reserve
Reserve
Reserve
Hsync
Vsync
Vss
Xin
Xout
Power IN
RESET in
FILT out
AVSW1
(pin28)
Low
High
High
Low
Low
Low
Low
I/O Description
IN Option Setting (CRT: High, FPD: Low)
IN Option Setting (PDP: High, LCD: Low)
OUT (Open)
OUT (Open)
OUT (Open)
OUT (Open)
OUT (Open)
OUT (Open)
OUT (Open)
OUT (Open)
IN GND (0Vdc)
IN GND (0Vdc)
IN GND (0Vdc)
IN Main Clock IN/OUT Fosc=8MHz
OUT ( Should be connected between IN/OUT pins.)
IN 5V (5Vdc±10%)
IN Reset terminal
OUT PLL Filter
AVSW2 AVSW3
(pin29)
High
High
Low
Low
Low
Low
Low
— 36 —
(pin30)
Low
Low
Low
High
Low
Low
Low