I Control Port Functions - Toshiba TLP-X4100U Service Manual

I Control Port Functions

G System Control & I/O Port Table (IC801)
Pin No. Name
1 PA23/WRHH
2 PE14/TIOC4C/DACK0/AH
3 PA22/WRHL
4 PA21/CASHH
5
PE15/TIOC4D/DACK1/IRQOUT
6 VSS
7 PC0/A0
8 PC1/A1
9 PC2/A2
10 PC3/A3
11 PC4/A4
12 VCC
13 PC5/A5
14 VSS
15 PC6/A6
16 PC7/A7
17 PC8/A8
18 PC9/A9
19 PC10/A10
20 PC11/A11
21 PC12/A12
22 PC13/A13
23 PC14/A14
24 PC15/A15
25 PB0/A16
26 VCC
27 PB1/A17
28 VSS
29 PA20/CASHL
30 PA19/BACK/DRAK1
31 PB2/IRQ0/POE0/RAS
32 PB3/IRQ1/POE1/CASL
33 PA18/BREQ/DRAK0
34 PB4/IRQ2/POE2/CASH
35 VSS
36 PB5/IRQ3/POE3/RDWR
37 PB6/IRQ4/A18/BACK
38 PB7/IRQ5/A19/BREQ
39 PB8/IRQ6/A20/WAIT
40 VCC
41 PB9/IRQ7/A21/ADTRG
42 VSS
43 PA14/RD
44 WDTOVF
45 PD31/D31/ADTRG
46 PD30/D30/IRQOUT
47 PA13/WRH
48 PA12/WRL
49 PA11/CS1
50 PA10/CS0
51 PA9/TCLKD/IRQ3
52 PA8/TCLKC/IRQ2
53 PA7/TCLKB/CS3
54 PA6/TCLKA/CS2
55 VSS
56 PD29/D29/CS3
57 PD28/D28/CS2
58 PD27/D27/DACK1
59 PD26/D26/DACK0
60 PD25/D25/DREQ1
61 VSS
62 PD24/D24/DREQ0
63 VCC
64 PD23/D23/IRQ7
65 PD22/D22/IRQ6
66 PD21/D21/IRQ5
67 PD20/D20/IRQ4
68 PD19/D19/IRQ3
69 PD18/D18/IRQ2
70 PD17/D17/IRQ1
71 VSS
Function Name Function
USB RESET USB Reset Signal
IC RESET Power on/off control except FAN and LAMP
RS232C_SW Not used
POWER SW Power ON: H, Power OFF: L
GND
ADDRESS0 Address Bus 0
ADDRESS1 Address Bus 1
ADDRESS2 Address Bus 2
ADDRESS3 Address Bus 3
ADDRESS4 Address Bus 4
5V
ADDRESS5 Address Bus 5
GND
ADDRESS6 Address Bus 6
ADDRESS7 Address Bus 7
ADDRESS8 Address Bus 8
ADDRESS9 Address Bus 9
ADDRESS10 Address Bus 10
ADDRESS11 Address Bus 11
ADDRESS12 Address Bus 12
ADDRESS13 Address Bus 13
ADDRESS14 Address Bus 14
ADDRESS15 Address Bus 15
ADDRESS16 Address Bus 16
5V
ADDRESS17 Address Bus 17
GND
SCL 1 IIC Bus 1 Clock
SDA 1 IIC Bus 1 Data
SYS SW Peripheral IC Power SW (ON=L, OFF=H)
AFT-V Vertical Sync. Signal for Panel Drive
GND
DE_DIF Detect DVI Effective
ADDRESS18 Address Bus 18
ADDRESS19 Address Bus 19
ADDRESS20 Address Bus 20
5V
ADDRESS21 Address Bus 21
GND
READ Read signal
SEREKUTO Over flow output from Watch dog timer
RTS RS232C RTS (Request To Send)
CTS RS232C CTS (Clear To Send)
WRL Write signal (Lower 8 bit)
ET7050SELECT Select SW for Color Correct. ET7050
CS0 Flash Memory Chip Select
SCL 2 IIC Bus 2 Clock
SDA 2 IIC Bus 2 Data
CS3 USB/IO EXP Chip Select
CS2 SRAM/CXD3511Q Chip Select
GND
PW_SEL PW365 RS232C Select
PW_INTR PW_365 Dividing signal
PW_OUT1 PW_365 Data output
PW_OUT0 PW_365 Data output
GND
DAC_CS Select signal for DAC M62358
5V
DVI_PC
DVI_OUT
CG_HD
PW_IN1 PW365 Data input (reserve)
PW_IN0 PW365 Data input (reserve)
GND
-41-
Polarity I/O
Active L O
Active L O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
I/O
I/O
O
Active L I
I
O
O
O
O
Active L O
O
I
O
Active L O
O
Active L O
I/O
I/O
Active L O
Active L O
O
O
(reserve) O
(reserve) O
O
DVI = L O
DVI = L O
CG = L O
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