Datasheet > HE84G770(S)

HE84G770(S)

更新时间： 2022-01-18 18:38:00

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HE84G770(S) 数据手册

King Billion Electronics Co., Ltd

HE84G770

駿億電子股份有限公司

HE80004H SERIES

- Table of Contents -

1. General Description ___________________________________________________________________3

2. Features _____________________________________________________________________________3

3. Functional Block Diagram______________________________________________________________4

4. Pin Description _______________________________________________________________________4

5. ROM Map Configurations______________________________________________________________7

6. External RAM/Flash Memory__________________________________________________________10

7. LCD Display RAM Map ______________________________________________________________11

8. LCD driver configurations_____________________________________________________________12

8.1.

8.2.

8.3.

16 Gray Scale LCD Display RAM Map ________________________________________________13

4 Gray Scale LCD Display RAM Map _________________________________________________19

Black and White LCD Display RAM Map______________________________________________22

9. LCD Power Supply___________________________________________________________________25

10.

11.

12.

13.

14.

15.

16.

17.

18.

19.

20.

Oscillators ________________________________________________________________________28

General Purpose I/O _______________________________________________________________29

Key Scan Circuit___________________________________________________________________31

Timer1 ___________________________________________________________________________33

Timer2 ___________________________________________________________________________34

Time Base ________________________________________________________________________35

Watch Dog Timer __________________________________________________________________35

Voice Output ______________________________________________________________________37

Low Voltage Detection/Reset_________________________________________________________42

Infrared output____________________________________________________________________43

Universal Asynchronous Receiver/Transmitter__________________________________________44

20.1. Interface Registers _________________________________________________________________45

20.2. Baud Rate Configuration Register ____________________________________________________45

20.3. Interrupt Enable, Identification Register ______________________________________________46

20.4. Line Control Register_______________________________________________________________47

October 31, 2003

Version:V1.1

This specification is subject to change without notice. Please contact sales person for the latest version before use.

12 3 4 5 6 7...57

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