Hpc Slave Processor - Intermec EasyCoder 501 Service Manual

17.6:5 HPC Slave Processor

EN–ENG1
IC503A
1
WRHPC
1
2
HPCBUSY
74HC32M
RDHPC
EOP
/DSR
XINT
/CTS
/RXD
IC404
UWR 11
CLK
GND
1
OE
12
A1 9
D
A2 8 13
D
14
A3 7
D
15
A4 6
D
16
A5 5
D
17
A6 4
D
18
A7 3
D
19
A8 2
D
74HC574M
+40V +5V
C362 – C410 –
C365 C413
GND GND
AD0 – AD15, A1 – A10
+5V +5V
X0
X1
/RSET
NMIHPC
BEEP
IC702C
BEEPEN
9
&
10
74HC08M
GND
Intermec EasyCoder 501 – Service Manual Ed. 7
IC19D
IC509A
9 8 1
3
1
&
2
74HC04M
74HC00M
3
+5V
10
/CTS
I7
/RXD 11
I6
12
D0
D0
13
D1
D1
14
D2
D2
15
D3
D3
16
XINT
E1
17
D4
D4
D5 18
D5
19
D6
D6
20
D7
D7
21
GND
EXM
22
STRB1
P0
STRB2 23
P1
24
STRB3
P2
25
STRB4
P3
26
NC
IC204F
8 13 12
1
7406M
24V
2 1
BEEP
R422 R423
EN–ENG1
WAIT
IC402
HPC46083-DEP/V30
+5V
+5V
GND
Chapter 17 CPU Board
IC408
11
CLK
GND
1
OE
19
2
ST1–ENG1
D
18
3
ST2–ENG1
D
17
4
ST3–ENG1
D
16
5
ST4–ENG1
D
15
6
ST5–ENG1
D
14
7
ST6–ENG1
D
8 13
D
12
9
D
IC08E
74HC573M
GND
11
74HC04M
R426
FCLK'
Y400
R410
60
CKO
59
I0
58
NMIHPC
I1
57
ST1
56
ST2
55
/RESET
RESET
54
AD0
A0
53
AD1
A1
52
AD2
A2
51
AD3
A3
50
AD4
A4
49
AD5
A5
48
AD6
A6
47 AD7
A7
C19C
I
46
RDY
45 5
CK2
GND
GND
74HC04M
74HC074M
4
S
5
2
1D
3
C1
6
1
R
C502A
I
ST1–ENG1
ST2–ENG1
ST3–ENG1
ST4–ENG1
ST5–ENG1
ST6–ENG1
P11
1
FORWARD
2
10 3 BACKWARD
ST1
ST2
ST3
ST4
ST5
ST6
STRB4
STRB3
STRB2
STRB1
/STX
INC
C402
C403
GND
6
1
START
STRBCLK
/RTS
LATCH
HPCBUSY
INT
GND GND
137