GPF32001A

© Generalplus Technology Inc.

Proprietary & Confidential

2

Nov. 29, 2016

Version: 1.0

Table of Contents

PAGE

1. GENERAL DESCRIPTION .......................................................................................................................................................................... 4

2. BLOCK DIAGRAM ...................................................................................................................................................................................... 4

3. FEATURES .................................................................................................................................................................................................. 4

4. SIGNAL DESCRIPTIONS............................................................................................................................................................................ 5

4.1. PAD ASSIGNMENT ................................................................................................................................................................................. 9

4.2. PIN MAP ............................................................................................................................................................................................. 10

5. FUNCTIONAL DESCRIPTIONS ................................................................................................................................................................ 11

5.1. CPU ....................................................................................................................................................................................................11

5.2. MEMORY ..............................................................................................................................................................................................11

5.2.1. Internal SRAM..........................................................................................................................................................................11

5.2.2. External memory ......................................................................................................................................................................11

5.3. PLL, CLOCK, POWER MODE..................................................................................................................................................................11

5.3.1. PLL (Phase Lock Loop)............................................................................................................................................................11

5.3.2. System Clock ...........................................................................................................................................................................11

5.4. POWER SAVINGS MODE ........................................................................................................................................................................11

5.5. VIDEO INPUT INTERFACE .......................................................................................................................................................................11

5.6. SOUND PROCESS UNIT .........................................................................................................................................................................11

5.7. VIDEO OUTPUT INTERFACE ....................................................................................................................................................................11

5.7.1. STN-LCD Interface ..................................................................................................................................................................11

5.7.2. TFT-LCD Interface ...................................................................................................................................................................11

5.8. INTERRUPT .......................................................................................................................................................................................... 12

5.9. I/O ...................................................................................................................................................................................................... 12

5.9.1. GPIO ....................................................................................................................................................................................... 12

5.9.2. Key Scan Function .................................................................................................................................................................. 12

5.10.TIMER / COUNTER................................................................................................................................................................................ 12

5.11. WATCHDOG ......................................................................................................................................................................................... 12

5.12.SERIAL INTERFACE............................................................................................................................................................................... 13

5.12.1.

Serial Peripheral Interface (SPI)......................................................................................................................................... 13

5.12.2.

UART/IrDA Function ........................................................................................................................................................... 13

5.12.3.

USB Mini-host/Device Function.......................................................................................................................................... 13

5.13.IDE TOOLS FUNCTION ......................................................................................................................................................................... 13

5.14.SD/MMC CONTROLLER ....................................................................................................................................................................... 13

5.15.REAL TIME CLOCK (RTC)..................................................................................................................................................................... 14

5.16.ANALOG CONTROL............................................................................................................................................................................... 14

5.16.1.

DAC Control ....................................................................................................................................................................... 14

5.16.2.

ADC Control ....................................................................................................................................................................... 14

6. ELECTRICAL SPECIFICATIONS ............................................................................................................................................................. 15

6.1. ABSOLUTE MAXIMUM RATING ............................................................................................................................................................... 15

6.2. DC CHARACTERISTICS......................................................................................................................................................................... 15

6.3. AUDIO DAC CHARACTERISTICS............................................................................................................................................................ 15

6.4. 12 BITS ADC CHARACTERISTICS (VDD = 3.3V, TA = 25℃) ................................................................................................................... 16

6.5. REGULATOR CHARACTERISTICS............................................................................................................................................................ 16