AT89LP213 datasheet(94/96 Pages) ATMEL

94 / 96 page

3538C–MICRO–06/08

AT89LP213/214

Table of Contents (Continued)

Power Saving Modes ............................................................................. 17

11.1

Idle Mode .........................................................................................................17

11.2

Power-down Mode ...........................................................................................17

Interrupts ................................................................................................ 19

12.1

Interrupt Response Time .................................................................................21

I/O Ports .................................................................................................. 23

13.1

Port Configuration ............................................................................................24

13.2

Port 1 Analog Functions ..................................................................................26

13.3

Port Read-modify-write ....................................................................................27

13.4

Ports During Powerdown .................................................................................27

13.5

Port Alternate Functions ..................................................................................27

Enhanced Timer/Counters .................................................................... 28

14.1

Mode 0 – Variable Width Timer/Counter .........................................................29

14.2

Mode 1 – 16-bit Auto-Reload Timer/Counter ...................................................30

14.3

Mode 2 – 8-bit Auto-reload Timer/Counter ......................................................30

14.4

Mode 3 – 8-bit Split Timer ...............................................................................31

14.5

Pulse Width Modulation ...................................................................................33

External Interrupts ................................................................................. 37

General-purpose Interrupts .................................................................. 37

Serial Interface ....................................................................................... 39

17.1

Multiprocessor Communications .....................................................................39

17.2

Baud Rates ......................................................................................................41

17.3

More About Mode 0 .........................................................................................42

17.4

More About Mode 1 .........................................................................................44

17.5

More About Modes 2 and 3 .............................................................................46

17.6

Framing Error Detection ..................................................................................49

17.7

Automatic Address Recognition ......................................................................49

Serial Peripheral Interface ..................................................................... 50

Analog Comparator ............................................................................... 56

19.1

Comparator Interrupt with Debouncing ............................................................56

AT89LP213 Datasheet(PDF) 94 Page - ATMEL Corporation

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