Keil Logo Arm Logo

Handshake Solutions HT80C51

The Handshake Solutions HT80C51 is a Low power, asynchronous 80C51 implementation using handshake technology, compatible with the standard 8051 instruction set. Numerous core and peripheral options are available including: dual data pointers, clock synchronization of the CPU (1 clock per machine cycle), interrupt controller (up to 15 inputs, 2 or 4 levels), timers 0 and 1, UART, SPI, I²C (with 10-bit addressing and up to 3.4 Mbit/s), parallel input and output ports, triple-DES module, MOVC-protection, code-patch unit and peripheral buses to connect synchronous or asynchronous peripheral modules.

[Chip Vendor]

Development Tools
Compiler, Assembler, Linker, Debugger
Data Sheets
Leaflet for the Handshake Solutions HT80C51
143,629 bytes
User's Manual for the Handshake Solutions HT80C51
User's Manual
861,184 bytes

Get Adobe Acrobat Reader

Header Files
Real-Time OS
Simulated Features

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.

Keil logo

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.

Acquisition of ARM Holdings plc. by SoftBank Group Corp.

We are pleased to inform you that on 5 September 2016, SoftBank Group Corp. acquired ARM Holdings Plc. ARM will continue to operate as an independent business within the SoftBank group.

Any current agreements between ARM Ltd (or other ARM group companies, as applicable) you / your company remain in effect as between the parties, and the parties will continue to be bound by and perform the obligations in such agreements. If you have any queries please direct these to