EDN

Low-cost LCD-bias generator uses main microcontroller as control IC

LCD circuits often require a –10V voltage at 2 to 15 mA to bias a graphics-LCD-driver IC. You can usually accomplish this task with an external charge-pump IC, such as Maxim’s ICL7660, but that ...
EDN

Interfacing 16X2 LCD with AVR Microcontroller

This project completely deals with the interfacing AVR microcontroller (ATMEGA 16) with 16X2 LCD. The Atmega16 belongs to the AVR microcontroller family. This project completely deals with the ...
New Electronics

AVR® DB and AVR® DD families of microcontrollers - Designed for work in circuits with varied voltage levels.

Until recently, a very common problem faced by electronic circuit designers was the difference in supply voltage standards between microcontrollers (e.g. 3.3 V) and peripheral ICs (e.g. 5 V). In order ...
Electronic Design

LCD microcontroller suits low power, cost sensitive designs

Microchip Technology Inc. announces an expansion of its 8-bit segmented LCD microcontroller (MCU) family with five new devices — the PIC16LF1902/3/4/6/7 (PIC16LF190X) MCUs. Microchip Technology Inc.
Electronic Design

Microcontroller Battery Monitor Circuit Needs Only One Pin

This circuit solved a problem encountered in developing a portable device with an ARM Cortex-M0 processor. The power supply consisted of two AA batteries (2 × 1.5 V), and I needed to signal the user ...