Control Port Functions - Sanyo DP42840 Service Manual

System Control (CPU : IC800)
PIN IC specification
1 P12/SCK0
2 P13/SO1
3 P14/SI1/SB1
4 P15/SCK1
5 P16/T1PWML
6 P17/T1PWMH/BUZ
7 PWM2
8 PWM3
9 VDD2
10 VSS2
11 P00
12 P01
13 P02
14 P03
15 P04
16 P05/CKO
17 P06/T6O
18 P07/T7O
19 P20/UTX/INT4/T1IN
20 P21/URX/INT4/T1IN
21 P22/INT4/T1IN
22 P23/INT4/T1IN
23 P24/INT5/T1IN
24 P25/INT5/T1IN
25 P26/INT5/T1IN
26 P27/INT5/T1IN
27 PB7
28 PB6
29 PB5
30 PB4
31 PB3
32 PB2
33 PB1
34 PB0
35 VSS3
36 VDD3
37 PC7
38 PC6
39 PC5
40 PC4
41 PC3/AN11
42 PC2/AN10
43 PC1/AN9
44 PC0/AN8
45 P86/AN6
46 P85/AN5
47 P84/AN4
48 P83/AN3
49 P70/INT0/T0LCP
50 P71/INT1/T0HCP
51 P72/INT2/T0IN

CONTROL PORT FUNCTIONS

Assignment I/O
REG SW4 OUT
REG SW5 OUT
IIC-BUS for NV I/O
IIC-BUS for NV OUT
REG SW2 OUT
REG SW3 OUT
illumination OUT
no use (PWR_DET) IN
Power IN IN
Vss IN
Category2 IN
Category1 IN
Category0 IN
Panel Size2 IN
Panel Size1 IN
Panel Size0 IN
LED CNTRL OUT
TV Relay out OUT
UART OUT OUT
UART IN IN
PC Standby LED OUT
Audio MUTE OUT
Power Fail-2 IN IN
AMP_STBY OUT
HS_DET IN
VS_DET IN
RESET_TV OUT
Boot_SEL1 OUT
Boot SEL2 OUT
M_OUT MUTE OUT
LINE OFF_DET OUT
Reserve OUT
Reserve OUT
Solution IN
Vss IN
Power IN IN
DBGP2 IN
DBGP1 I/O
DBGP0 I/O
CLK OUT
DATA0 I/O
ENA/DATA1 I/O
Ack out OUT
STATUS in IN
sensor in IN
Reserve OUT
Panel Alarm IN
Power Fail-1 IN IN
LINE OFF IN
CEC input IN
CEC output OUT
Explanation
no use (REG SW4)
no use (REG SW5)
Data of IIC Bus Active 'L' for IIC data NV
Clock of IIC Bus Active 'L' for IIC clock NV
REG SW2 (ON : High OFF : Low)
REG SW3 (ON : Low OFF : High)
no use (illumination LED output )
no use (PWR DET)
VDD2 (5Vdc±10%)
GND (0Vdc)
Hard option for category (See other sheet,Zoran/BRCM model)
Hard option for category (See other sheet,Zoran/BRCM model)
Hard option for category (See other sheet,Zoran/BRCM model)
Hard option for panel size (See other sheet,Zoran/BRCM model)
Hard option for panel size (See other sheet,Zoran/BRCM model)
Hard option for panel size (See other sheet,Zoran/BRCM model)
LED Control output for Power indicater
POWER Relay control output ON : High OFF : Low
Output of UART(Digital Module microcomputer piece confidence )
Input of UART (Digital Module microcomputer piece confidence)
LED control of PC Standby High_Noraml_Low
Audio Mute MUTE ON : Low OFF : High
no use (LVDS Power Fail input for LCD model)
no use (AMP Standby control)
Detect H-Sync (Detect : High , PC Input)
Detect V-Sync (Detect : High , PC Input)
RESET_TV => for DM Watch Dog Timer
no use (Starting DM S/W download-SEL1 for US1T model)
no use (Starting DM S/W download-SEL2 for US1T model)
MUTE ON:Low OFF:High
Detect LINE OFF output(Detect: High -> Low)
Reserve (Set Low level)
Reserve (Set Low level)
High:AMD Low:Zoran
GND (0Vdc)
VDD3 (5Vdc±10%)
Terminal for De-Bug 3
Terminal for De-Bug 2
Terminal for De-Bug 1
Writing on bord (CLK)
Writing on bord (DATA0)
Writing on bord (ENA/DATA1)
Ack output for factory mode
Status input for factory mode
Light sensor input
(OPEN) (Set Low level)
no use (Panel Alarm)
TV Power Error(3.6V less)/Others (3.6V over)
Detect AC Voltage Reduction (Normal : High)
CEC input
CEC output
– 38 –