CNX Software

Open-source hardware DAB+ receiver combines ESP32 SoC with Skyworks SI4684 digital radio chip

When I wrote about a DIY ESP32-S3 internet radio last week, "raspbeguy" commented he'd rather choose an ESP32-based DIY DAB+ ...
Automation World

Rotary Encoders

Posital’s new generation of IXARC magnetic absolute rotary encoders are now available with BiSS C communications interfaces. IXARC encoders with the BiSS C interface feature Posital’s latest TMR ...
Hackaday

Arduino Hacks

There are plenty of drones (and other gadgets) you can buy online that use proprietary control protocols. Of course, reverse-engineering one of these protocols is a hacker community classic. Today, ...
GitHub

Deej_No_OLED.ino

const int encoderPinsA[NUM_ENCODERS] = { 10, 8, 6, 4, 2 }; // Encoder A pins; any PCINT pin const int encoderPinsB[NUM_ENCODERS] = { 11, 9, 7, 5, 3 }; // Encoder B pins; arbitrary - pick any IO #ifdef ...
IEEE

Design of novel multiplexer based thermometer to binary code encoder for 4 bit flash ADC

Abstract: In this paper, a novel multiplexer based thermometer to binary Code Encoder For 4 Bit Flash ADC is proposed. The proposed encoder design uses 2:1 multiplexes (MUX) and 2 input XOR gates for ...
GitHub

esp32-hal-matrix.c

#include "rom/gpio.h" #define GPIO_MATRIX_CONST_ZERO_INPUT GPIO_FUNC_IN_LOW #define GPIO_MATRIX_CONST_ONE_INPUT GPIO_FUNC_IN_HIGH ...
IEEE

Encoder Architecture for Systematic Polar Codes Using Single-Step Encoding Scheme

Abstract: Systematic polar codes show better bit error rate (BER) performance than nonsystematic polar codes. However, the BER improvement of systematic polar codes ...