Zilog EZ80F916 User Manual
Page 19
eZ80F91 Modular Development Kit
User Manual
UM017010-0112
Peripheral and I/O External Interface
14
19
A13
Bidirectional
n/a
Yes
20
A9
Bidirectional
n/a
Yes
21
A15
Bidirectional
n/a
Yes
22
A14
Bidirectional
n/a
Yes
23
A18
Bidirectional
n/a
Yes
24
A16
Bidirectional
n/a
Yes
25
A19
Bidirectional
n/a
Yes
27
A2
Bidirectional
n/a
Yes
28
A1
Bidirectional
n/a
Yes
29
A11
Bidirectional
n/a
Yes
30
A12
Bidirectional
n/a
Yes
31
A4
Bidirectional
n/a
Yes
32
A20
Bidirectional
n/a
Yes
33
A5
Bidirectional
n/a
Yes
34
A17
Bidirectional
n/a
Yes
36
DIS_FLASH
Input
Low
No
37
A21
Bidirectional
n/a
Yes
39
A22
Bidirectional
n/a
Yes
40
A23
Bidirectional
n/a
Yes
41
CS0
Output
Low
Yes
42
CS1
Output
Low
Yes
43
CS2
Output
Low
Yes
Table 3. eZ80Acclaim! MDS Adapter Board Peripheral Bus
External Connector JP1 Identification
1
(Continued)
Pin
Symbol
Signal Direction
Active Level
eZ80F91 Signal
2
Notes:
1. To simplify interface description, Power and Ground nets are omitted from this table. The entire interface is
represented in the eZ80Acclaim! MDS Adapter Board schematics; see Figures 8 and 9.
2. The Power and Ground nets are connected directly to the eZ80F91 device.