AT89C5131A-M(2005) View Datasheet(PDF) - Atmel Corporation
Part Name
Description
Manufacturer
AT89C5131A-M Datasheet PDF : 184 Pages
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Table of Contents
Signal Description .............................................................................................. 91
Functional Description ........................................................................................ 93
Two Wire Interface (TWI) .................................................................. 100
Description ........................................................................................................ 102
Notes ................................................................................................................ 105
Registers ........................................................................................................... 115
USB Controller .................................................................................. 117
Description ....................................................................................................... 117
Configuration .................................................................................................... 120
Read/Write Data FIFO...................................................................................... 122
Bulk/Interrupt Transactions .............................................................................. 123
Control Transactions ........................................................................................ 127
Isochronous Transactions ................................................................................. 128
Miscellaneous.................................................................................................... 130
Suspend/Resume Management ........................................................................ 131
Detach Simulation ............................................................................................. 134
USB Interrupt System....................................................................................... 134
USB Registers ................................................................................................... 137
Reset .................................................................................................. 149
Introduction....................................................................................................... 149
Reset Input ....................................................................................................... 149
Reset Output .................................................................................................... 150
Power Monitor ................................................................................... 151
Description ....................................................................................................... 151
Power Management .......................................................................... 153
Idle Mode.......................................................................................................... 153
Power-down Mode ........................................................................................... 153
Registers .......................................................................................................... 155
Hardware Watchdog Timer .............................................................. 156
Using the WDT ................................................................................................. 156
WDT During Power-down and Idle ................................................................... 157
ONCE Mode (ON Chip Emulation) ................................................... 158
Reduced EMI Mode ........................................................................... 159
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