Keil Logo

Atmel AT89LP51IC2

The Atmel AT89LP51IC2 is an 8051-based single-cycle microcontroller with 20 MIPS and dual data pointer, 32KBytes ISP Flash ROM, 256 Bytes RAM, 1152 Bytes XRAM, 512 Signature array, 2KByte On-chip Bootloader, Interrupt system with 14 sources and 4 priority levels, 16x16 Multiply Accumulate Unit, Digital-to-Analog (DAC) or Analog-to-Digital (ADC) with 7 10-Bit single ended channels, 2 Analog comparators, On-chip 2-cycle Hardware Multiplier, Three 16-Bit Timer/Counter, Seven 8-Bit PWM channels, 16-bit Programmable Counter Array, 1 UART, 1 SPI (Master/Slave), 1 I2C interface with 400 kBit/s, Watchdog Timer, Keyboard Interface, Two-wire On-Chip Debug Interface, Internal 8 MHz RC Oscillator, 2 On-chip Configurable Oscillators, 8-bit Clock Prescaler, Brown-out Detection and Power-on Reset unit and up to 40 Programmable I/O Lines.

[Chip Vendor] [Distributors]

Development Tools
Compiler, Assembler, Linker, Debugger
Data Sheets
Application Note
470,625 bytes
Data Sheet
7,827,249 bytes
Data Sheet Short
865,398 bytes

Get Adobe Acrobat Reader

Header Files
Device Programmers
Real-Time OS
Simulated Features
Simulation for this device is provided by the default peripheral simulation driver.

Complete peripheral simulation is not available and is not planned to be implemented by ARM.

The following on-chip peripherals are simulated by the Keil Software µVision Debugger.

AGSI Drivers

The following AGSI Drivers are available for the Keil Software µVision Simulator.

AGDI Drivers

The following AGDI Drivers are available for the Keil Software µVision Debugger.

  Arm logo
Important information

This site uses cookies to store information on your computer. By continuing to use our site, you consent to our cookies.

Change Settings

Privacy Policy Update

Arm’s Privacy Policy has been updated. By continuing to use our site, you consent to Arm’s Privacy Policy. Please review our Privacy Policy to learn more about our collection, use and transfers
of your data.