Zilog EZ80F91 - Manual (Page 19)

eZ80F91 Development Kit
User Manual
UM014220-0508 eZ80 Development Kit
14
23 A5 Bidirectional Yes
24 A17 Bidirectional Yes
25 DIS_ETH Output Low No
26 EN_Flash Output Low No
27 A21 Bidirectional Yes
28 V
DD
29 A22 Bidirectional Yes
30 A23 Bidirectional Yes
31 CS0 Input Low Yes
32 CS1 Input Low Yes
33 CS2 Input Low Yes
34 D0 Bidirectional Yes
35 D1 Bidirectional Yes
36 D2 Bidirectional No
37 D3 Bidirectional Yes
38 D4 Bidirectional Yes
39 D5 Bidirectional Yes
40 GND
41 D7 Bidirectional Yes
42 D6 Bidirectional Yes
43 MREQ Bidirectional Low Yes
44 IORQ Bidirectional Low Yes
Table 3. eZ80Acclaim!
®
Development Kit Peripheral Bus Connector Identification—
JP1
1,3
(Continued)
Pin # Symbol Signal Direction Active Level eZ80F91 Signal 2