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Zilog EZ80L92 User Manual

Page 22

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eZ80L92 Development Kit
User Manual

Operational Description

UM012913-0407

18

21

PD5

Bidirectional

Yes

22

PD4

Bidirectional

Yes

23

PD3

Bidirectional

Yes

24

PD2

Bidirectional

Yes

25

PD1

Bidirectional

Yes

26

PD0

Bidirectional

Yes

27

TDO

Input

Yes

28

TDI/ZDA

Output

Yes

29

GND

30

TRIGOUT

Input

High

31

TCK/ZCL

Output

Yes

32

TMS

Output

High

Yes

33

RTC_V

DD

34

EZ80CLK

Input

Yes

35

SCL

Bidirectional

Yes

36

GND

37

SDA

Bidirectional

Yes

38

GND

39

FlashWE

Output

Low

No

40

GND

Table 3. eZ80Acclaim!

®

Development Platform I/O Connector Identification—JP2

1

Pin No.

Symbol

Signal Direction

Active Level

eZ80L92 Signal

2

Notes:
1. For the sake of simplicity in describing the interface, Power and Ground nets are omitted from

this table. The interface is represented in the eZ80L92 Module Schematics.

2. The Power and Ground nets are connected directly to the eZ80L92 device.