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# 1 Harmony 3 Peripheral Library Application Examples for PIC32MX Family

The following applications are provided to demonstrate the typical or interesting usage models of one or more peripheral libraries.

Name | Description
--- | ---
ADC Interrupt | This example demonstrates how to sample an analog input in interrupt mode and send the converted data to console
ADC Polling | This example demonstrates how to sample an analog input in polled mode and send the converted data to console
CAN Blocking | This example application shows how to use the CAN module to transmit and receive normal CAN messages in polling mode
CAN Interrupt | This example application shows how to use the CAN module to transmit and receive normal CAN messages in interrupt mode
Clock Configuration | This example application shows how to configure the clock system to run the device at maximum frequency. It also outputs a prescaled clock signal on a GPIO pin for measurement and verification
CMP Configurable Reference | This example application shows how to use the CMP Peripheral library to compare voltage level on the negative input with the internal configurable reference voltage
CORETIMER Periodic Interrupt | This example application shows how to use the CoreTimer to generate periodic interrupts
DMAC CRC-32 Generation | This example application demonstrates how to use the DMAC peripheral to compute 32-bit Cyclic Redundancy Checksum (CRC)
DMAC Memory Transfer | This example application demonstrates how to use the DMAC peripheral to do a memory to memory transfer
DMAC USART Echo | This example application demonstrates USART transfer with DMA to receive 10 bytes and echo back the received bytes
GPIO Interrupt | This example application demonstrate how to generate GPIO interrupt on switch press and release, and indicate the switch status using the LED
GPIO Polling | This example application demonstrate how to poll the switch input, and indicate the switch status using the LED
I2C EEPROM Emulation (I2C Client) | This example application demonstrates how to use the I2C peripheral in client mode
I2C EEPROM Read Write | This example application demonstrates how to use the I2C peripheral to write and read from the I2C serial EEPROM memory
ICAP Capture Mode | This example application shows how to use the ICAP peripheral to measure the pulse width of the input signal
Low Power Modes | This example application demonstrates how to use different low power modes of the device
NVM Flash Read Write | This example application demonstrates how to use the NVM to erase and program the internal Flash memory
OCMP Compare Mode | This example application shows how to use the OCMP peripheral to generate an active low, active high, and toggle output on compare match
RCON Reset Handler | This example shows how to use the RCON peripheral to indicate the cause of the device reset and clear the reset causes
RTCC Alarm Interrupt | This example application shows how to use the RTCC to configure the time and generate the alarm
SPI Blocking | This example application demonstrates how to use the SPI peripheral to transmit and receive a block of data in a blocking manner
SPI EEPROM Write Read | This example application demonstrates how to use the SPI peripheral to write and read from the SPI serial EEPROM memory
SPI Interrupt | This example application demonstrates how to use the SPI peripheral to transmit and receive a block of data using interrupt
SPI Host Read Write Test Application | This is a SPI Host test application which is provided to demonstrate communication between SPI host and the corresponding SPI client application available under - apps/spi/slave/spi_write_read/firmware
SPI Client Read Write | This example application demonstrates how to use the SPI peripheral in client mode
TMR Periodic Interrupt | This example demonstrates how to use the TMR module in timer mode to generate periodic interrupt
TMR1 Periodic Interrupt | This example demonstrates how to use the TMR1 module in timer mode to generate periodic interrupt
UART Echo Blocking | This example application demonstrates how to use the UART peripheral to transfer a block of data in a blocking manner
UART Echo Interrupt | This example application demonstrates how to use the UART peripheral to transfer a block of data in a non-blocking manner
UART Ring Buffer | This example application demonstrates how to use the UART peripheral in ring buffer mode
WDT Timeout | This example application shows how the watchdog timer resets by not feeding the watchdog on switch press