Design-Reuse

SDIC Licenses 8051 Microcontroller IP Cores from CAST

Proven quality, low risk, broad ecosystem, and excellent technical support make CAST’s 8051s a cost-effective solution for many system functions Woodcliff Lake, New Jersey — May 30, 2023 — ...
Design-Reuse

8051 MCUs get In-System Programming Benefits Through CAST and SMH Technologies Partnership

FlashRunner™ In-System Programmer (ISP) line from SMH Technologies supports 8051s from CAST; Live 8051 programming demo running in CAST’s DAC booth Woodcliff Lake, NJ, USA and Villotta di Chions, ...
Hackaday

Stcdude Is Linux Friendly ISP Programming Software For STC 8051 Chips

[Andrew] picked up a handful of these big STC 8051 chips for a song and dance. The problem he has with them is the clunky VB6 programming software that only wants to run on a Windows box. He buckled ...
EDN

An efficient bit-banged SPI port for 8051-compatible microcontrollers

Although 8051-compatible microcontrollers with SPI ports are available, a lower-cost device with an SPI port bit-banged through GPIO pins often suffices. The code shown here takes advantage of ...
Electronic Design

Set DC-Motor Speed with Light-Controlled Microcontroller Circuit

This file type includes high resolution graphics and schematics when applicable. This 8051 microcontroller-based control circuit adjusts the speed of a small permanent-magnet dc motor via photosensors ...
EDN

Non Contact Tachometer Circuit using 8051 Microcontroller

Here we designed a simple non contact tachometer using microcontroller which can measure speed with an accuracy of 1 rev/sec. Here we design a simple non-contact tachometer using microcontroller, ...