App Note: Grid-connected solar microinverter using a dsPIC® DSC

In this advanced app note Microchip details the theory behind converting solar energy into usable electric power. Starting with a discussion of the electrical characteristics of photovoltaic (PV) cells, they move onto the tech behind inverters and the mathematics involved with their proper design and use. Finally a microinverter reference design is presented, using a […]

Midnight deadline on MPLAB® X Beta Sweepstakes

Midnight Mountain Standard Time TONIGHT (March 31, 2011) is the deadline to enter the MPLAB® X Beta Sweepstakes! Microchip appreciates your feedback on MPLAB X and wants to reward you! Enter to win a variety prizes when you complete this sweepstakes form and you could win MPLAB X t-shirts, coffee mugs, playing cards and more! […]

Microchip introduces PIC16LF190X 8-bit PIC® MCUs with integrated LCD control

Microchip has announced an expansion of its 8-bit segmented LCD microcontroller (MCU) family with five new devices—the PIC16LF1902/3/4/6/7 (PIC16LF190X) MCUs. The PIC16LF190X family supports many general-purpose applications and enables the implementation of LCD into low-power and cost-sensitive designs, such as security tokens, smart cards, medical devices, home appliances, key fobs or any application involving a […]

Microchip expands 8-bit PIC® microcontroller lineup with new 20-pin chips

Microchip Technology Inc., today announced an expansion of its existing 28-/40-pin PIC16F72X microcontroller (MCU) family with two new 20-pin devices—the PIC16F(LF)720 and PIC16F(LF)721. The new MCUs feature low power consumption, making them suitable for various low-power and battery-powered applications. These MCUs offer up to 7 KB of self-write Flash program memory, a temperature-indicator module, an […]

Chip note: MCP7941X I2C RTCC with EEPROM, SRAM, Unique ID and Battery Switchover

Microchip’s MCP79411 general purpose I2C™Compatible real-time clock/calendar (RTCC) is highly integrated with nonvolatile memory and advanced features including a battery switchover circuit for backup power, a timestamp to log power failures and digital trimming for accuracy. It can use a low-cost 32.768 kHz crystal or other clock source and the chip operates over a supply […]

Microstick dev board for dsPIC33F and PIC24H

The Microchip Microstick for dsPIC33F and PIC24H is a DIP socketed development environment for the dsPIC33FJ64MC802 and PIC24HJ64GP502 16-bit digital signal controller and microcontroller. The board is USB powered with an integrated programmer/debugger, an onboard debug LED, utility LED and reset switch. Pin header spacing is 0.025″. List price is $24.99 from Microchip Direct. Check […]

App Note: CAN basics

The popularity of the Controller Area Network (CAN) protocol has grown exponentially since its introduction in the mid-1980s. Today it’s used in automotive monitoring and control systems, medical equipment and industrial automation. Also, more microcontrollers are supporting this protocol. Here’s a Microchip Application Note covering the basics of the CAN protocol.

Microchip expands 32-bit PIC(R) microcontroller line

Microchip Technology Inc. has a new, six-member family of 32-bit PIC32MX5/6/7 microcontrollers that provide performance specs of 1.56 DMIPS/MHz, and integrating Ethernet, CAN, USB and multiple serial communication channels, while offering more cost-effective memory options. Specifically, the family offers 32 Kbytes of RAM and up to 140 Kbytes of Flash. Additionally, design enhancements have been […]

Announcement: Open source PIC USB stack

Forum member Honken released an open source USB firmware for PIC microcontrollers. This is a major open source contribution, congratulations! Most PIC 18F2550 and 18F4550 USB projects you see on the web use the Microchip USB source code. It’s easy to use and free. There’s one big problem: Microchip uses a license that isn’t open […]

How to write a flash bootloader for the PIC16 and PIC18

Here’s an application note with comprehensive information on how to write your own bootloader for the Microchip PIC16 and PIC18 families. Microchip also has provided a link to the code development software. Good reading for both the beginner and experienced coder.

Beta Microchip IDE for Linux, Mac

ahri tipped us to a new beta version of the Microchip development software for PIC microcontrollers, MPLABX. Looks like it’s Java based, and there’s Linux and Mac versions too. This will make a lot of people happy. Grab the preview here, and share your experience in the comments. We’re installing it now. Via the forum.

Microchip demo pages on web platform

Trev spent a lot of time hacking and documenting the Microchip TCP/IP stack for the web platform. Trev’s extensive write-up shows how he got these features working: SMTP mail client, email demo HTTP authentication, adding authentication to the email demo MD5 hash demo HTTP2 demo, multiple HTTP connections Custom dynamic web pages More in the […]

PICkit I2C and SPI demo boards

Darren pointed out two IC demonstration boards from Microchip. The PICKit Serial I2C demo board has five unique devices with I2C interfaces. It includes a 2Kbit serial EEPROM, high accuracy temperature sensor, 12-bit ADC, 10-bit DAC, and an 8-bit IO expander – all great chips for a new hardware hacker. Debugging is possible through test […]