Cpu (Ic8000) Port Functions - Sanyo LCD-32XH3 Service Manual

CPU (IC8000) Port Functions

System Control (CPU: IC8000)
M30624
Pin No. Pin Name
1 P9 /ANEX1/S
6 OUT
2 P9 /ANEX0/CLK4
5
3 P9 /DA /TB4
4 1 IN
4 P9 /DA0/TB3
3 IN
5 P9 TB2 /S 3
2/ IN OUT
6 P9 /TB1 /S 3
1 IN IN
7 P9 /TB0 /CLK3
0 IN
8 BYTE
9 CNVss
10 P8 /X
7 CIN
11 P8 /X
6 COUT
12 RESET
13 X
OUT
14 Vss
15 X
IN
16 Vcc
17 P8 /NMI
5
18 P8 /INT
4 2
19 P8 /INT
3 1
20 P8 /INT
2 0
21 P8 /TA4 /U
1 IN
22 P8 /TA4 /U
0 OUT
23 P7 /TA3
7 IN
24 P7 /TA3
6 OUT
25 P7 /TA2 /W
5 IN
26 P7 /TA2 /W
4 OUT
27 P7 /CTS /RTS /TA1
3 2 2
28 P7 /CLK /TA1
2 2 OUT
29 P7 /RxD /TA0 /TB5
1 2 IN
30 P7 /TxD /SDA/TA0
0 2
31 P6 /TxD
7 1
32 P6 /RxD
6 1
33 P6 /CLK
5 1
34 P6 /CTS /RTS /CLKS
4 1 1
35 P6 /TxD
3 0
36 P6 /RxD
2 0
37 P6 /CLK
1 0
38 P6 /CTS /RTS
0 0 0
39 P5 /RDY/CLK
7 OUT
40 P5 /ALE
6
41 P5 /HOLD
5
42 P5 /HLDA
4
43 P5 /BCLK
3
44 P5 /RD
2
45 P5 /WRH/BHE
1
46 P5 /WRL/WR
0
47 P4 /CS3
7
48 P4 /CS2
6
Function
4
FANCTR
BLKON
CNV
SS
P-EN
RST_MST
MCU_RST
V
CC
MCUIR
ARST1
CPU74
RL-MUTE
PWR-0N1
LINE-OFF
/V PLUG_DVI
IN
/V DPU_IN
SCLE
IN
SDAE
OUT
TXD
RXD
SCLK
BUSY
1
TSDA
TSCL
P-FAIL 1
P-FAIL 2
PWR-0N
TV-SYNC
5VSTB
WRZ
RDZ
Description
FAN CONTROL
This pin selects width of an external databus. This input is "L" to selected 16-bit width.
This pin input is "L" to select MCU operation in Single-chip.
MST RESET PIN
Active "L"
Clock output
GND
Clock input
5V Standby
Remote control input pin
Main Decode (Tvp5147) Reset pin
Power On/Off
Power line-off Detect Pin
IIC-SCL(EEPROM)
IIC-SDA(EEPROM)
TXD UART communication for Mcu programming Mode
RXD UART communication for Mcu programming Mode
SCLK Input communication for Mcu programming Mode
BUSY Output communication for Mcu programming Mode
Power fail Detect1 (for 2.5V, 3.3V, 5V). It could active power protect when the volt under 2.5V.
Power fail Detect2 (only for 3.3V)
Power On/Off
5V Standby
MCU Bus WRZ output (Active=High)
MCU Bus RDZ output (Active=High)
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