at89lp2052-20xi ATMEL Corporation, at89lp2052-20xi Datasheet - Page 89

• Manufacturer Part Number: at89lp2052-20xi
• Description: At89lp2052 8-bit Microcontroller With 2/4-kbyte Flash
• Manufacturer: ATMEL Corporation

Table of Contents
3547H–MICRO–5/07
1.
2.
3.
4.
5.
6.
7.
8.
9.
10. System Clock ......................................................................................... 10
11. Oscillator Characteristics ..................................................................... 11
Description ............................................................................................... 1
Pin Configuration ..................................................................................... 2
Pin Description ......................................................................................... 3
Block Diagram .......................................................................................... 4
Memory Organization .............................................................................. 4
Special Function Registers ..................................................................... 6
Comparison to Standard 8051 ................................................................ 7
Enhanced CPU ......................................................................................... 8
Restrictions on Certain Instructions .................................................... 10
2.120-lead PDIP/SOIC/TSSOP ......................................................................................2
5.1Program Memory .......................................................................................................4
5.2Data Memory .............................................................................................................5
7.1System Clock ............................................................................................................7
7.2Instruction Execution with Single-cycle Fetch ...........................................................7
7.3Interrupt Handling ......................................................................................................7
7.4Timer/Counters ..........................................................................................................7
7.5Serial Port ..................................................................................................................7
7.6Watchdog Timer ........................................................................................................7
7.7I/O Ports ....................................................................................................................8
7.8Reset .........................................................................................................................8
9.1Branching Instructions .............................................................................................10
9.2MOVX-related Instructions, Data Memory ...............................................................10
10.1Crystal Oscillator ...................................................................................................10
10.2External Clock Source ...........................................................................................10
10.3System Clock Out ..................................................................................................10
AT89LP2052/LP4052
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