AT89LP216 Atmel Corporation, AT89LP216 Datasheet - Page 95

• Manufacturer Part Number: AT89LP216
• Manufacturer: Atmel Corporation

Specifications of AT89LP216

• Flash (kbytes): 2 Kbytes
• Max. Operating Frequency: 20 MHz
• Cpu: 8051-1C
• Max I/o Pins: 14
• Spi: 1
• Uart: 1
• Sram (kbytes): 0.125
• Operating Voltage (vcc): 2.4 to 5.5
• Timers: 2
• Isp: SPI/OCD
• Watchdog: Yes

Table of Contents
3621E–MICRO–11/10
1
2
3
4
5
6
7
8
9
10 Reset ....................................................................................................... 13
Features ..................................................................................................... 1
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
5.1
5.2
5.3
5.4
5.5
5.6
5.7
5.8
6.1
6.2
8.1
9.1
9.2
9.3
9.4
10.1
10.2
10.3
10.4
16-lead PDIP/SOIC/TSSOP ..............................................................................2
System Clock .....................................................................................................4
Instruction Execution with Single-cycle Fetch ...................................................4
Interrupt Handling ..............................................................................................5
Timer/Counters ..................................................................................................5
Serial Port ..........................................................................................................5
Watchdog Timer ................................................................................................5
I/O Ports ............................................................................................................5
Reset .................................................................................................................5
Program Memory ...............................................................................................6
Data Memory .....................................................................................................7
Restrictions on Certain Instructions .................................................................10
Crystal Oscillator .............................................................................................11
External Clock Source .....................................................................................12
Internal RC Oscillator ......................................................................................12
System Clock Out ............................................................................................12
Power-on Reset ...............................................................................................13
Brown-out Reset ..............................................................................................15
External Reset .................................................................................................15
Watchdog Reset ..............................................................................................16
AT89LP216
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