App note: PICmicro device programming, what you always wanted to know (but didn’t know who to ask)

The basics of how to get your firmware into your PIC microcontroller. App note can be found here. For more than a decade, Microchip has published a lot of information about programming its 8-bit microcontrollers. There is now so much information out there, in fact, that it’s sometimes hard for engineers and technicians who are […]

App note: Measuring temperature with PIC16F84A WDT

Here’s an app note from Microchip on how you can use the watch dog timer of an old trusty PIC16F84A as temperature sensor. Almost all temperature sensor circuits use some form of discrete component (such as a thermistor or a solid-state sensor) to actually measure the environment?s temperature. It is left to the microcontroller to […]

App note: Low-Cost Shunt Energy Meter using MCP3909 and PIC18F25K20

Here’s a low-cost single phase energy metering solution using Microchip’s MCP3909 metering ADC and PIC18F25K20 8-bit microcontroller. App note can be found here. The meter was tested for a range of current from 0.1A to 20A using the Fluke 6100A Electrical Power Standard. Measurement results are visible on the LCD or on the Pulse Output. […]

App note: Capacitive Multibutton Configurations

A capacitive mutibutton configuration application note from Microchip describing how to scan and detect button presses on more than 4 capacitive buttons. This application note will discuss three different approaches to implementing multiple touch buttons using Microchip microcontrollers. The first approach creates a simple 4 sensor system using the on-chip 4-to-1 analog multiplexers tied to […]

Another chipKIt Motor shield, chipKIT WF 32, chipKIT DP 32, and chipKit Cmod winners

Today we announce the winners of the chipKIt Motor shield, chipKIT WF 32, chipKIT DP 32, and chipKit Cmod!  There were lots of great ideas, thanks for your submissions. Congratulations to Andrew Rohne,  his idea for a mobile ham radio logging system scored him a chipKIT WF 32: Since the WF32 has a built-in USB host, if I won, I’d build a […]

GIVEAWAY: Another chipKIt Motor shield, chipKIT WF 32, chipKIT DP 32, and chipKit Cmod

Later today we will announce the winners of the chipKIT WF 32, chipKIt Motor shield,  chipKIT DP 32, and chipKit Cmod!  Leave a comment on the original contest post with an idea for a cool project. The chipKIt Motor shield is available for $29.99, chipKIT WF 32 for $69.00, chipKIT DP 32 for $23.99, and chipKit Cmod for  $29.00  from Digilent.

GIVEAWAY: Another chipKIt Motor shield, chipKIT WF 32, chipKIT DP 32, and chipKit Cmod

We decided to EXTEND the giveaway just a little bit longer!  Tomorrow we announce the winners of the another chipKIT WF 32, chipKIt Motor shield,  chipKIT DP 32, and chipKit Cmod!  Leave a comment on yesterday’s post with a project idea, and one of  these boards could be yours on Friday. The chipKIT WF32 is based on the popular Arduino™ open-source […]

Reminder: Another chipKIt Motor shield, chipKIT WF 32, chipKIT DP 32, and chipKit Cmod giveaway

Tomorrow we’ll give away another chipKIT WF 32, chipKIt Motor shield,  chipKIT DP 32, and chipKit Cmod!  Leave a comment on yesterday’s post with a project idea, and one of  these boards could be yours on Thursday. The chipKIt Motor shield is available for $29.99, chipKIT WF 32 for $69.00, chipKIT DP 32 for $23.99, and chipKit Cmod for  $29.00  from Digilent.

GIVEAWAY: Another chipKIt Motor shield, chipKIT WF 32, chipKIT DP 32, and chipKit Cmod

Another chipKIt Motor shield, chipKIT WF 32, chipKIT DP 32, and chipKit Cmod to give away this week.  Leave a comment on this post with a project idea, and one of  these boards could be yours on Thursday. The chipKIT WF32 is based on the popular Arduino™ open-source hardware prototyping platform and adds the performance of the Microchip […]

chipKIt Motor shield, chipKIT WF 32, chipKIT DP 32, and chipKit Cmod winners

Today we announce the winners of the chipKIt Motor shield, chipKIT WF 32, chipKIT DP 32, and chipKit Cmod!  There were lots of great ideas, thanks for your submissions. Congratulations to Wedecon Design , his idea for home automation system – Connected home networking scored him a chipKIT WF 32: A home automation system to control motor controlled windows opening based […]

GIVEAWAY: chipKIt Motor shield, chipKIT WF 32, chipKIT DP 32, and chipKit Cmod

Later today we will announce the winners of the chipKIT WF 32, chipKIt Motor shield,  chipKIT DP 32, and chipKit Cmod!  Leave a comment on the original contest post with an idea for a cool project. The chipKIt Motor shield is available for $29.99, chipKIT WF 32 for $69.00, chipKIT DP 32 for $23.99, and chipKit Cmod for  $29.00  from Digilent.

Reminder: chipKIt Motor shield, chipKIT WF 32, chipKIT DP 32, and chipKit Cmod giveaway

Tomorrow we’ll give away a chipKIT WF 32, chipKIt Motor shield,  chipKIT DP 32, and chipKit Cmod!  Leave a comment on yesterday’s post with a project idea, and one of  these boards could be yours on Friday.   The chipKIt Motor shield is available for $29.99, chipKIT WF 32 for $69.00, chipKIT DP 32 for $23.99, and chipKit Cmod for  $29.00  from Digilent.

GIVEAWAY: chipKIt Motor shield, chipKIT WF 32, chipKIT DP 32, and chipKit Cmod

Microchip and Digilent handed over a  chipKIT WF 32, chipKIt Motor shield,  chipKIT DP 32, and chipKit Cmod to give away this week.  Leave a comment on this post with a project idea, and one of  these boards could be yours on Friday. The chipKIT WF32 is based on the popular Arduino™ open-source hardware prototyping platform and […]

App note: Low-power design guide

An application note from Microchip:  Lowering power consumption on PIC microcontrollers Low-power applications represent a significant portion of the future market for embedded systems. Every year, more designers are required to make designs portable, wireless and energy efficient. This document seeks to simplify the transition to low-power applications by providing a single location for the […]

App note: digital constant current power LED driver

Here is an app note from Microchip describing how a PIC12HV615 MCU can be used to implement a digital current control loop for power LEDs: This document describes a power LED driver solution using the PIC12HV615 microcontroller (MCU). The PIC12HV615 is an 8-pin MCU with many integrated analog features. The LED driver circuit is a […]

App note: Using the CLC module to implement a PCM IR driver

Here is an application note from Microchip describing how to implement pulse code modulation infrared remote control. This technical brief shows how to construct a simple, low-power IR (infrared) remote control transmitter using a PIC16F1708 microcontroller. The remote control transmitter makes use of the Configurable Logic Cell (CLC) and Pulse-Width Modulation (PWM) to create a […]

App note: Data encryption routines for PIC24 and dsPIC devices

Here’s an app note from Microchip describing how to implement data encryption routines on PIC24 and dsPIC microcontrollers and digital signal processors. This application note discusses the implementation of two of these for PIC24 and dsPIC devices: Triple Data Encryption Standard (TDES) and Advanced Encryption Standard (AES). Source code for this application note is available […]

App note: Implementing a Manchester decoder using the CLC and NCO peripherals

Here is an application note from Microchip describing how to implement a hardware Manchester decoder using the CLC and NCO peripherals found on some of their PIC microcontrollers. The objective of this document is to demonstrate how the NCO and CLC peripherals found on PIC16F devices can be used as a Manchester Decoder. Traditional algorithms […]

App note: LLC DC DC reference design using dsPIC

Here is a LLC DC DC converter reference design from Microchip using dsPIC digital signal processing capabilities for control. As presented in this application note, resonant converters, LLC resonant converters in  particular, have all of the features mentioned above, resulting in a compact and highly efficient design. Their ability to keep the output voltage regulated, […]

App note: Pulse Oximeter using dsPIC33

Here is a reference design of a pulse oximeter built around the dsPIC33 digital signal processor. Pulse oximeter is a non-invasive medical device that monitors the oxygen saturation of a patient?s blood and heart rate. This application note demonstrates the implementation of a high-accuracy pulse oximeter using Microchip?s dsPIC® Digital Signal Controllers (DSCs) and analog […]