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Atmel T87C251G1A

The Atmel T87C251G1A is an A-Step 80C251 CMOS 8-bit microcontroller with 8/16/32-bit instructions and registers, 32 I/O lines, 3 Timers/Counters, WDT, 9 Interrupts/4 priority levels, SSLC(I2C, SPI, 5-Wire), EWC, 16K OTP ROM.

[Chip Vendor] [Distributors]

Development Tools
Compiler, Assembler, Linker, Debugger
Data Sheets
Data Sheet for the Atmel T87C251G1A
Data Sheet
351,832 bytes
Programmer's Guide for the Atmel T87C251G1A
Programmer's Guide
811,512 bytes

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Header Files
Device Programmers
Simulated Features

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

AGDI Drivers

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


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