HT68FU50 데이터 시트보기 (PDF) - Holtek Semiconductor

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HT68FU50

Enhanced I/O Flash Type MCU with EEPROM

Holtek Semiconductor 

Contents

Power Down Mode and Wake-up ...................................................172

Entering the IDLE or SLEEP Mode.....................................................................172

Standby Current Considerations.........................................................................172

Wake-up .............................................................................................................172

Low Voltage Detector - LVD............................................................173

LVD Register ......................................................................................................173

LVD Operation....................................................................................................174

SCOM Function for LCD .................................................................174

LCD Operation ...................................................................................................174

LCD Bias Control................................................................................................174

Configuration Options ....................................................................177

Application Circuits ........................................................................178

UART Module Serial Interface ........................................................179

UART Module Features ......................................................................................179

UART Module Overview..................................................................179

UART Module Block Diagram.........................................................179

Pin Assignment ...............................................................................180

UART Module Pin Description .......................................................182

UART Module D.C. Characteristics................................................182

UART Module A.C. Characteristics................................................183

UART Module Functional Description...........................................184

UART Module Internal Signal .............................................................................184

UART Module SPI Interface ............................................................184

SPI Timing..........................................................................................................184

UART Module External Pin Interfacing..........................................185

UART Data Transfer Scheme .............................................................................185

UART Commands ..............................................................................................186

UART Status and Control Registers ...................................................................186

Baud Rate Generator .........................................................................................191

UART Module Setup and Control...................................................193

Managing Receiver Errors ..................................................................................196

UART Module Interrupt Structure ..................................................196

UART Module Power-down and Wake-up .....................................197

Using the UART Function...............................................................198

Application Circuit with UART Module..........................................199

Rev. 1.50

6

March 15, 2011

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