Tag Archives: PIC32MX2

PIC32MX220 USB project demo code


Many people interesting how to create USB device using the microcontroller. Microchip Technology produces many microcontrollers with USB port. For the demo purpose I use new microcontroler PIC32MX220F032B. Circuit diagram of my demo board you can find here. Firmware In … Continue reading

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PIC32MX220 demo project – delay using the 32-bit Core Timer


The MIPS M4K core of the PIC32 has the 32-bit Core Timer. This timer is fed by the system clock rather than the peripheral bus clock like all other timers. It has a fixed prescaler 1:2 and can be used for the … Continue reading

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PIC32MX220F032B demo code – input change notification interrupt


The PIC32MX1XX/2XX interrupt module includes the following features – up to 64 interrupt sources, single and multi-vector mode operations, seven priority levels with four subpriority levels within each priority. The input change notification function of the I/O ports allows PIC32MX220 … Continue reading

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Second PIC32MX220F032B demo code – how to read input from push button


This demo project shows how to read digital input  from push button. Every time the push button (PORTB.RB13) is pressed, the LED (PORTB.RB15) will be toggled on and off. For the input reading we use simple polling method. When the switch … Continue reading

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First PIC32MX220F032B demo code – flashing an LED


This is simple test project for the PIC32MX220 MCU. While this code looks very simple, it is the best project to start study microcontroller. I tested this code on my “self-made” board. LED is connected to port pin RB15; it … Continue reading

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Self-made development board for the 32-bit PIC32MX220F032B Microcontroller


Few months ago Microchip introduced smallest, lowest-cost PIC32 microcontrollers – new PIC32”MX1” and PIC32”MX2” families. PIC32 MX1 and MX2 MCUs include up to 32 KB of Flash and 8 KB of SRAM, two I2S interfaces for audio processing, 10-bit 1 … Continue reading

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