Texas Instruments 1 Laptop User Manual


 
A-16 Notebook Schematic Diagrams
Figure A-1 Notebook Main Board Logic Diagrams (Sheet 15 of 30)
16,22
16,22
16,22
16,22
16,22
16,22
16,21
ACK#
BUSY
PE
SLCT
SLCTIN#
INIT#
ERROR#
1234
5678
RP11
SRN33
1234
5678
RP12
SRN33
1
2
3
45
6
7
8
RP9
SRN33
1
2
3
45
6
7
8
RP10
SRN33
1 2
R42
33R3
PD[0..7]
I
R
Q
3
I
R
Q
4
I
R
Q
5
I
R
Q
6
I
R
Q
7
P
D
0
P
D
1
P
D
2
P
D
3
P
D
4
P
D
5
P
D
6
P
D
7
SUPER I/O CONTROLLER
4
16,21,22
16,22
IRQ[3..7]
STROB#
+5V
NOT INSTALLED
4
4
4,19
4
4
8
12
R52
100R3
C118
SC47P
C112
SCD1U
C125
SC39P
1
2
R57
47R3
RSTDRV
0WS#
DRQ2
DACK#2
TC
IRSL1
$SIO_24M
$SIO_24M
$SIO_24M
CS1/ZWS
1
DRQ2
2
DACK2
3
TC
4
X1
5
IRSL1
6
VSS
7
D7
8
D6
9
D5
10
D4
11
D3
12
D2
13
D1
14
D0
15
WR
16
RD
17
AEN
18
A9
19
A8
20
A7
21
A6
22
A5
23
A4
24
A3
25
A
2
2
6
A
1
2
7
A
0
2
8
A
1
0
2
9
D
S
K
C
H
G
3
0
D
R
Q
1
3
1
H
D
S
E
L
3
2
R
D
A
T
A
3
3
W
P
3
4
T
R
K
0
3
5
W
G
A
T
E
3
6
W
D
A
T
A
3
7
S
T
E
P
3
8
D
I
R
3
9
V
S
S
4
0
M
T
R
1
/
I
D
L
E
/
I
R
S
L
2
4
1
D
R
0
4
2
D
R
1
/
P
D
4
3
M
T
R
0
4
4
I
N
D
E
X
4
5
D
E
N
S
E
L
/
A
D
R
A
T
E
1
4
6
D
R
V
2
/
P
N
F
/
D
R
2
3
/
S
I
R
Q
1
3
/
I
R
S
L
2
4
7
V
D
D
4
8
D
R
A
T
E
1
/
M
S
E
N
1
/
C
S
0
/
S
I
R
Q
I
2
/
D
A
C
K
3
4
9
D
R
A
T
E
0
/
M
S
E
N
0
5
0
IOCHRDY
51
DACK1
52
DACK0
53
DRQ0
54
IRQ9
55
IRQ10
56
IRQ11
57
IRQ15/SIRQI1/DRQ3
58
VSS
59
RI2/A11
60
DTR2/A12
61
CTS2/A13
62
SOUT2/BOUT2/CFG0/IRTX
63
RTS2/A14
64
SIN2/IRRX1
65
DSR2/IRQ12/IRRX2/IRSL0
66
DCD2/A15
67
RI1
68
DTR1
69
CTS1
70
SOUT1/BOUT1/BADDR1
71
RTS1/BADDR0
72
SIN1
73
DSR1
74
DCD1
75
A
F
D
/
D
S
T
R
B
/
D
E
N
S
E
L
7
6
E
R
R
/
H
D
S
E
L
7
7
I
N
I
T
/
D
I
R
7
8
S
L
I
N
/
S
T
E
P
/
A
S
T
R
B
7
9
S
L
C
T
/
W
G
A
T
E
8
0
P
E
/
W
D
A
T
A
8
1
B
U
S
Y
/
W
A
I
T
/
M
T
R
1
8
2
A
C
K
/
D
R
1
8
3
P
D
7
/
M
S
E
N
1
8
4
P
D
6
/
D
R
A
T
E
0
8
5
P
D
5
/
M
S
E
N
0
8
6
P
D
4
/
D
S
K
C
H
G
8
7
V
S
S
8
8
P
D
3
/
R
D
A
T
A
8
9
P
D
2
/
W
P
9
0
P
D
1
/
T
R
K
0
9
1
P
D
0
/
I
N
D
E
X
9
2
S
T
B
/
W
R
I
T
E
9
3
I
R
Q
7
9
4
I
R
Q
6
9
5
I
R
Q
5
/
A
D
R
A
T
E
0
9
6
V
D
D
9
7
I
R
Q
4
9
8
I
R
Q
3
9
9
M
R
1
0
0
U23
PC87338VJG
SD7
SD6
SD5
SD4
SD3
SD2
SD1
SD0
PC87338
4
4
4
4,19
4,19
16
16
16
16
20
20
2
1MR3
IRQ11
IRQ10
IRQ9
DRQ0
AUTOFD#
IRRX1
IRRX2
IRTX
DRQ3 SA[11..15]
DCD1#
RI1#
SA15
SA14
SA13
SA12
SA11
IRTX
SOUT1
RTS1#
SIN1
DSR1#
RI1#
CTS1#
DTR1#
4
4
4
4
4
16
22
22
22
C151
SCD1U
C159
SC1KP
C155
SC10U16V
DACK#0
DACK#1
IOCHRDY#
+5V
4,19
22
22
22
22
22
22
DACK#3
PNF
DR0#
IRSL2DRQ1
RPM
INDEX#
MTR0#
WGATE#
TRK0#
WRTPRT#
RDATA#
HDSEL
DSKCHG#
SA9
SA8
SA7
SA6
SA5
SA4
SA3
SA2
SA1
SA0
SA10
MTR0#
4
4
4
4
4,13,14,17,19,20,25
SD[0..7]
IOW#
IOR#
AEN
SA[0..10]
22
22
22
FDIR
STEP#
WDATA#
SB: CHANGE MAX213 TO MAX3243
16,21
16,21
16,21
16,21
16,21
16
16,21
16,21
C81
SCD1U
C82
SCD1U
C1+
28
C1-
24
C2+
1
C2-
2
T1IN
14
T2IN
13
T3IN
12
R2OUTB
20
R1OUT
19
R2OUT
18
R3OUT
17
R4OUT
16
R5OUT
15
FORCEON
23
FORCEOFF#
22
INVALID#
21
V+
27
V-
3
T1OUT
9
T2OUT
10
T3OUT
11
R1IN
4
R2IN
5
R3IN
6
R4IN
7
R5IN
8
GND
25
VCC
26
U7
MAX3243
PSOUT1
PRTS1#
PDTR1#
PSIN1
PDSR1#
PCTS1#
PRI1#
PDCD1#
M+5V
14
20,23
20
C61
SCD1U
C62
SCD1U
SUSPEND#
@RI1#
@DCD1#
SOUT1
RTS1#
SIN1
DSR1#
CTS1#
DTR1#
1
RX35
CX13
SCD1U