Intermec EasyCoder 301 Service Manual page 59

11.8 Schematics,
cont'd.
A(25:0)
D(15:0)
_PC_OE
_PC_WE
_PC_IORD
_PC_IOWR
_PC_CE1_A
_PC_CE2_A
_PC_CE1_B
_PC_CE2_B
VCC
R60 R61 R15
10K 10K 10K
_PC_REG_A
PC_RST_A
PC_READY_A
_PC_WAIT_A
_PC_CD1_A
_PC_CD2_A
PC_BVD1_A
PC_WP_A
VCC
R58 R59 R14
10K 10K 10K
_PC_REG_B
PC_RST_B
PC_READY_B
_PC_WAIT_B
_PC_CD1_B
_PC_CD2_B
PC_BVD1_B
PC_WP_B
Intermec EasyCoder 301 – Service Manual Ed. 3
CPU Board 1-301700-04; Memory Card
25
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
8
9
10
11
12
13
14
15
0
1
2
3
4
R100 R57 R99
5
10K 10K 10K
6
7
VCC
5
R97 R56 R98
10K 10K 10K
_CE1
A7
A42
_CE2
A0
A29
A28
A27
A26
A25
A24
A23
A22
A12
A11
A8
A10
A21
A13
A14
A20
A19
A46
A47
A48
A49
A50
A53
A54
A55
A56 A25
D0
A30
A31
A32
A2
A3
A4
Note:
A5
Byte order swapped
A6
A64
A65
A66
A37
A38
A39
A40
A41 D15
_OE
A9
A15 _WE
RESERVED (_IORD)
A44
RESERVED (_IOWR)
A45
_REG
A61
RESET
A58
READY (_IREQ)
A16
_WAIT
A59
8
9
_CD1
A36
10
_CD2
A67
11
A63 BVD1 (_STSCHG)
12
A62
BVD2 (_SPKR)
13
A33
WP (_IOIS16)
14
15
RESERVED (_INPACK)
A60
0
A43 _VS1
1
A57
_VS2
2
VCC 3
A17
4
VCC
A51
5
VPP1 6
A18
7
A52 VPP2
GND
A1
GND
A34
A35 GND
A68
GND
Chapter 11 CPU Board
_CE1
B7
B42 _CE2
25
A0
B29
1
B28
2
B27
3
B26
4
B25
5
B24
6
B23
7
B22
8
B12
9
B11
10
B8
11
B10
12
B21
13
B13
14
B14
15
B20
16
B19
17
B46
18
B47
19
B48
20
B49
21
B50
22
B53
23
B54
24
B55
25
A25
B56
D0
B30
B31
B32
B2
B3
B4
Note:
B5
Byte order swapped
B6
B64
B65
B66
B37
B38
B39
B40
B41 D15
_OE
B9
B15 _WE
RESERVED (_IORD)
B44
RESERVED (_IOWR)
B45
_REG
B61
RESET
B58
READY (_IREQ)
B16
_WAIT
B59
_CD1
B36
_CD2
B67
B63 BVD1 (_STSCHG)
B62
BVD2 (_SPKR)
B33
WP (_IOIS16)
RESERVED (_INPACK)
B60
VCC
_VS1
B43
B57
_VS2
5
VCC
B17
VCC
B51
VPP1
B18
VPP2
B52
GND
B1
GND
B34
GND
B35
B68 GND
58