HD64570 HITACHI [Hitachi Semiconductor], HD64570 Datasheet - Page 57

• Manufacturer Part Number: HD64570
• Description: Serial Communications Adaptor
• Manufacturer: HITACHI [Hitachi Semiconductor]

2.1
Figures 2.1 and 2.2 show the pin arrangements of the SCA chip in QFJ (PLCC (CP-84)) and QFP
(FP-88) packages, respectively.
Address
Pin Arrangements
A
V
A
V
V
A
A
A
A
A
A
A
A
A
A
Section 2 Pin Arrangements and Functions
A
A
A
A
A
A
10
SS
11
CC
CC
12
13
14
15
16
17
18
19
20
21
4
5
6
7
8
9
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
Figure 2.1 Pin Arrangement of CP-84
Bus
interface
System
clock
(top view)
CP-84
Data
Bus
inter-
face
Bus
arbitra-
tion
Interrupt
74
73
72
71
70
69
68
67
66
65
64
63
62
61
60
59
58
57
56
55
54
Rev. 0, 07/98, page 41 of 453
*1:
*2:
CPU0
CPU1
TXD0
TXC0
RXC0
RXD0
CTS0
DCD0
RTS0
V
SYNC0
V
TXD1
TXC1
RXC1
RXD1
CTS1
DCD1
RTS1
SYNC1
V
CC
SS
SS
CPU mode 1:
Not used. Open
CPU modes 2, 3:
Not used. Open
MPU
select
Serial I/O
channel 0
Serial I/O
channel 1