GPL10B

© Generalplus Technology Inc.

Proprietary & Confidential

2

May 29, 2014

Version: 1.5

Table of Contents

PAGE

TABLE OF CONTENTS .......................................................................................................................................................................................... 2

7KB LCD CONTROLLER/DRIVER................................................................................................................................................................... 3

1. GENERAL DESCRIPTION .......................................................................................................................................................................... 3

2. BLOCK DIAGRAM ...................................................................................................................................................................................... 3

3. FEATURES .................................................................................................................................................................................................. 3

4. SIGNAL DESCRIPTIONS............................................................................................................................................................................ 4

4.1. PAD ASSIGNMENT ................................................................................................................................................................................. 4

5. FUNCTIONAL DESCRIPTIONS .................................................................................................................................................................. 5

5.1. ROM .................................................................................................................................................................................................... 5

5.2. RAM ..................................................................................................................................................................................................... 5

5.3. MEMORY AND I/O MAP ........................................................................................................................................................................... 5

5.4. OSCILLATORS ........................................................................................................................................................................................ 5

5.5. STOP CLOCK MODE ............................................................................................................................................................................... 6

5.6. TIMER/COUNTER ................................................................................................................................................................................... 6

5.7. INTERRUPTS .......................................................................................................................................................................................... 6

5.8. TONE OUTPUT ....................................................................................................................................................................................... 6

5.9. LIQUID CRYSTAL DISPLAY ....................................................................................................................................................................... 6

5.10.OUTPUT WAVEFORM OF THE LCD DRIVER .............................................................................................................................................. 7

5.11. RESET FUNCTION ................................................................................................................................................................................ 13

5.12.WATCHDOG FUNCTION......................................................................................................................................................................... 13

5.13.MASK OPTION ..................................................................................................................................................................................... 13

6. I/O PORT CONFIGURATION .................................................................................................................................................................... 14

6.1. INPUT IOEF PORT: IOEF0 TO IOEF5.................................................................................................................................................... 14

6.2. INPUT/OUTPUT IOCD PORT: IOCD0 TO IOCD3 .................................................................................................................................... 14

7. ELECTRICAL SPECIFICATIONS ............................................................................................................................................................. 15

7.1. ABSOLUTE MAXIMUM RATINGS ............................................................................................................................................................. 15

7.2. DC CHARACTERISTICS (VDD = 3.0V, TA = 25℃) .................................................................................................................................. 15

7.3. DC CHARACTERISTICS (VDD = 4.5V, TA = 25℃) .................................................................................................................................. 15

7.4. THE RELATIONSHIPS BETWEEN THE ROSC AND THE FOSC......................................................................................................................... 16

7.5. THE RELATIONSHIPS BETWEEN THE FOSC AND THE VDD ........................................................................................................................ 16

7.6. THE RELATIONSHIPS BETWEEN THE FCPU AND THE IOP ............................................................................................................................ 16

7.7. THE RELATIONSHIPS BETWEEN THE ROSC32K AND THE F32K...................................................................................................................... 16

7.8. THE RELATIONSHIPS BETWEEN THE F32K AND THE VDD ......................................................................................................................... 17

7.9. AC CHARACTERISTICS ......................................................................................................................................................................... 17

8. APPLICATION CIRCUITS ......................................................................................................................................................................... 18

8.1. GPL10B APPLICATION CIRCUIT ............................................................................................................................................................ 18

8.2. AUDIO DRIVER..................................................................................................................................................................................... 19

9. PACKAGE/PAD LOCATIONS ................................................................................................................................................................... 20

9.1. ORDERING INFORMATION ..................................................................................................................................................................... 20

9.2. PACKAGE INFORMATION ....................................................................................................................................................................... 21

10. DISCLAIMER............................................................................................................................................................................................. 22

11. REVISION HISTORY ................................................................................................................................................................................. 23