AT89LP216-20PI ATMEL [ATMEL Corporation], AT89LP216-20PI Datasheet - Page 87

• Manufacturer Part Number: AT89LP216-20PI
• Description: Microcontroller with 2K Bytes Flash
• Manufacturer: ATMEL [ATMEL Corporation]

Table of Contents
3621A–MICRO–6/06
1.
2.
3.
4.
5.
6.
7.
8.
9.
10. Reset ....................................................................................................... 12
11. Power Saving Modes ............................................................................. 15
Description ............................................................................................... 1
Pin Configuration ..................................................................................... 2
Pin Description ......................................................................................... 3
Block Diagram .......................................................................................... 4
Comparison to Standard 8051 ................................................................ 4
Memory Organization .............................................................................. 6
Special Function Registers ..................................................................... 8
Enhanced CPU ......................................................................................... 9
System Clock ......................................................................................... 11
2.1 AT89LP216: 16-lead PDIP/SOIC/TSSOP ..............................................................2
5.1 System Clock ..........................................................................................................4
5.2 Instruction Execution with Single-cycle Fetch .........................................................4
5.3 Interrupt Handling ...................................................................................................5
5.4 Timer/Counters .......................................................................................................5
5.5 Serial Port ...............................................................................................................5
5.6 Watchdog Timer .....................................................................................................5
5.7 I/O Ports ..................................................................................................................5
5.8 Reset ......................................................................................................................6
6.1 Program Memory ....................................................................................................6
6.2 Data Memory ..........................................................................................................7
8.1 Restrictions on Certain Instructions ......................................................................10
9.1 Crystal Oscillator ...................................................................................................11
9.2 External Clock Source ..........................................................................................11
9.3 Internal RC Oscillator ............................................................................................11
9.4 System Clock Out .................................................................................................11
10.1 Power-on Reset ....................................................................................................12
10.2 Brown-out Reset ...................................................................................................14
10.3 External Reset ......................................................................................................14
10.4 Watchdog Reset ...................................................................................................15
10.5 Software Reset .....................................................................................................15
11.1 Idle Mode ..............................................................................................................15
11.2 Power-down Mode ................................................................................................15
AT89LP216 [Preliminary]
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