Processor module changes for lcd and keypad, Interfacing – Zilog Z8F0411 User Manual

Page 81

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MDS General-Purpose Board Development Kit

User Manual

UM016905-1207

Appendix—MDS-PM Board Pin Maps

70

Processor Module Changes for LCD and Keypad

Interfacing

ZNEO

®

processor module changes for LCD interfacing by four-bit

parallel interface (GPIO pins):

U1: Connect pin 6 to pin 18

Connect pin 7 to pin 17
Connect pin 8 to pin 16

U5: connect pin 5 to pin 19

ZNEO

®

processor module changes for keypad interfacing:

U5: Connect pin 4 to pin 20

Connect pin 6 to pin 18

Connect pin 11 to pin 13

ZNEO

®

processor module switch and jumper settings for LCD

(parallel interface) and keypad interfacing:

Jumper setting—Default

Switch SW2_STOP/RUN—Open

Switch SW3_DIRECTION—Open

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