W79E825A/824A/823B/822B Data Sheet
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ANALOG-TO-DIGITAL CONVERTER.................................................................................... 101
24.1 ADC Resolution and Analog Supply:.......................................................................... 102
I2C SERIAL CONTROL .......................................................................................................... 104
25.1 SIO Port ...................................................................................................................... 104
25.2 The I2C Control Registers: ......................................................................................... 105
25.2.1 The Address Registers, I2ADDR................................................................................105
25.2.2 The Data Register, I2DAT ..........................................................................................105
25.2.3 The Control Register, I2CON .....................................................................................106
25.2.4 The Status Register, I2STATUS.................................................................................106
25.2.5 The I2C Clock Baud Rate Bits, I2CLK........................................................................106
25.3 Modes of Operation .................................................................................................... 107
25.3.1 Master Transmitter Mode ...........................................................................................107
25.3.2 Master Receiver Mode ...............................................................................................107
25.3.3 Slave Receiver Mode .................................................................................................107
25.3.4 Slave Transmitter Mode .............................................................................................108
25.4 Data Transfer Flow in Five Operating Modes............................................................. 108
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ICP(IN-CIRCUIT PROGRAM) FLASH PROGRAM ................................................................ 114
CONFIG BITS ......................................................................................................................... 115
27.1 CONFIG1.................................................................................................................... 115
27.2 CONFIG2.................................................................................................................... 116
ELECTRICAL CHARACTERISTICS....................................................................................... 118
28.1 Absolute Maximum Ratings........................................................................................ 118
28.2 DC ELECTRICAL CHARACTERISTICS .................................................................... 119
28.3 The ADC Converter DC ELECTRICAL CHARACTERISTICS ................................... 121
28.4 The COMPARATOR ELECTRICAL CHARACTERISTICS ........................................ 121
28.5 AC ELECTRICAL CHARACTERISTICS .................................................................... 121
28.6 EXTERNAL CLOCK CHARACTERISTICS ................................................................ 122
28.7 AC SPECIFICATION .................................................................................................. 122
28.8 TYPICAL APPLICATION CIRCUITS.......................................................................... 122
PACKAGE DIMENSIONS....................................................................................................... 123
29.1 20-pin SOP ................................................................................................................. 123
29.2 20-pin DIP................................................................................................................... 124
REVISION HISTORY.............................................................................................................. 125
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Publication Release Date: February 21, 2008
- 3 -
Revision A9
WINBOND [ WINBOND ]
