Epson TM-U200 Series - UB-P01 IEEE 1284 Parallel Interface Circuit Board Diagram

Rev. A Appendix A-13
TM-U200 Series (Type A/AM) Technical Manual
/
Confidential
UB-P01 IEEE 1284 Parallel Interface Circuit Board Diagram
R2
1 8
2 7
3 6
4 5
RM2
1 8
2 7
3 6
4 5
RM1
CEN0
CEN1
CEN2
CEN3
CEN4
D1
1A1
2
1Y1
18
1A2
4
1Y2
16
1A3
6
1Y3
14
1A4
8
1Y4
12
2A1
11
2Y1
9
2A2
13
2Y2
7
2A3
15
2Y3
5
2A4
17
2Y4
3
1G
1
2G
19
U1
1
8
2
7
3
6
4
5
RM11
D0
3
Q0
2
D1
4
Q1
5
D2
7
Q2
6
D3
8
Q3
9
D4
13
Q4
12
D5
14
Q5
15
D6
17
Q6
16
D7
18
Q7
19
OC
1
G
11
U9
1
8
2
7
3
6
4
5
RM12
+5V DD5V
CEN7..0
12
13
11
U11D
R14R13 R15
R7
R16
+5V
+5v
DK 1
1
DK S
2
PG
3
PG
4
+24V
5
+24V
6
PG
7
HOST_RTS
8
CTS
9
DET
10
RTS
11
CLKIN/DTR
12
CLKREQ
13
SG
14
+5V
15
DK 2
16
DK G
17
DK P
18
PG
19
+24V
20
+24V
21
PG
22
SG
23
SD
24
RD
25
(RES)
26
#25_RESET
27
DSR_RESET
28
#RESET
29
SG
30
CN2
CEN_DIR
AFXT
CTS
1284ACT
C15
C14
R39R45 R46
+5V
+5V
P31/RXD
1
P32/SCLK
2
P33/TXD
3
P35/RD
4
P36/WR
5
P37/TO1/WAIT
6
P80/INT0
7
P81/INT1/TI2
8
NMI
9
EA
10
CLK
11
P00/D0
12
P01/D1
13
P02/D2
14
P03/D3
15
P04/D4
16
P05/D5
17
P06/D6
18
P07/D7
19
VSS
20
X1
21
VCC
40
P27/A15
39
P26/A14
38
X2
22
P25/A13
37
P24/A12
36
P23/A11
35
P22/A10
34
P21/ A9
33
P20/ A8
32
P17/ A7
31
P16/ A6
30
P15/ A5
29
P14/ A4
28
P13/ A3
27
P12/ A2
26
P11/ A1
25
P10/ A0
24
RESET
23
U2
CEN5
CEN6
CEN7
123
456
R40 R42 R43
R48
C23
C26
R49
R51
+5V
+5V
+5V
C19
C18
Q5
R11
R50
C20 C21 C22
C24 C25
DD5V
-STB/HOSTCLK
1
DATA1
2
DATA2
3
DATA3
4
DATA4
5
DATA5
6
DATA6
7
DATA7
8
DATA8
9
-ACK/PTRCLK
10
BUSY/PTRBUSY/37
11
PE/ACKDATREQ/26
12
SLCT/XFLAG/15
13
-AFXT/HOSTBUSY
14
NC
15
GND
16
FG
17
LOGIC-H
18
GND
19
GND
20
GND
21
GND
22
GND
23
GND
24
GND
25
SHELL
0
GND
26
GND
27
GND
28
GND
29
GND
30
-INIT
31
-ERR/-DTVAIL/04
32
GND
33
DK STATUS
34
+5V
35
-SELIN/1284ACT
36
CN1
R27
R28
R29
R30
R31
R32
C29 C30 C31
R36
C17
DD5V
123
456
1
2
7
U5A
D
2
CLK
1
C
L
6
Q
5
P
R
7
Q
3
U7
1A1
2
1Y1
18
1A2
4
1Y2
16
1A3
6
1Y3
14
1A4
8
1Y4
12
2A1
11
2Y1
9
2A2
13
2Y2
7
2A3
15
2Y3
5
2A4
17
2Y4
3
1G
1
2G
19
U10
C27 C28
+5V
Q4
BS_CLR
S_BUSY
ACK
PE
DK_STAT
ERR
SLCT
RTS
H_BUSY
LOGIC-H
X1
C90M00NB
CEN0
CEN1
CEN2
CEN3
CEN4
CEN5
CEN6
CEN7
C10
C11
C3
R10
C16
U1 U5U9 U10 U11
CU1 CU9 CU10 CU11 CU5
+5VDD5V DD5V DD5V DD5V
U7
5
6
3
U5B
1
2
3
U11A
4
5
6
U11B
9
10
8
U11C
C5
CU7
+5V
+5V
+5V
R12
R24
R25
R26
C4
C32 C33
R54 R53 R52
R23