# dspic-bootloader-mdfu

**Repository Path**: microchip-pic-avr-examples/dspic-bootloader-mdfu

## Basic Information

- **Project Name**: dspic-bootloader-mdfu
- **Description**: dsPIC Bootloader MDFU Code Examples
- **Primary Language**: Unknown
- **License**: Not specified
- **Default Branch**: main
- **Homepage**: None
- **GVP Project**: No

## Statistics

- **Stars**: 0
- **Forks**: 0
- **Created**: 2026-07-12
- **Last Updated**: 2026-09-15

## Categories & Tags

**Categories**: Uncategorized

**Tags**: None

## README

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    <img alt="Microchip Logo." src="images/microchip_logo_black_red.png">
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## dsPIC Bootloader MDFU

## <u>dsPIC33A Single Image CRC UART Boot Demo</u>

### Summary
Example bootloaders using the Microchip Device Firmware Update (MDFU) protocol and UART peripheral on the Curiosity Platform Development Board with a dsPIC33AK128MC106 and dsPIC33AK512MPS512 DIM demonstrating the following: 
* Firmware update via UART using Microchip Device Firmware Update (MDFU) protocol 
* Application verification checking using a 32-bit CRC-32Q signature  

### Related Documentation
* [dsPIC33AK128MC106 DIM (EV02G02A)](https://www.microchip.com/en-us/development-tool/ev02g02a)
* [dsPIC33AK512MPS512 DIM (EV80L65A)](https://www.microchip.com/en-us/development-tool/ev80l65a)
* [Curiosity Platform Development Board (EV74H48A)](https://www.microchip.com/en-us/development-tool/ev74h48a)
* [MDFU Protocol](http://www.microchip.com/DS50003743)

### Setup And Operation
See [crc_uart_1_image](./dspic33a/crc_uart_1_image/) and the associated README.md files at the root of each project for details on the required hardware, software, setup, and how to run the demos.

## <u>dsPIC33A Multi-Image ECDSA UART Boot Demo</u>

### Summary
An example secure bootloader using the Microchip Device Firmware Update (MDFU) protocol and UART peripheral on the Curiosity Platform Development Board with a dsPIC33AK512MPS512 DIM demonstrating the following:
* Secure firmware update via UART using Microchip Device Firmware Update (MDFU) protocol 
* Application verification checking using Elliptic Curve Digital Signature Algorithm (ECDSA) with P\-384

### Related Documentation
* [dsPIC33AK512MPS512 DIM (EV80L65A)](https://www.microchip.com/en-us/development-tool/ev80l65a)
* [Curiosity Platform Development Board (EV74H48A)](https://www.microchip.com/en-us/development-tool/ev74h48a)
* [MDFU Protocol](http://www.microchip.com/DS50003743)

### Setup And Operation
See [secure_boot_uart_2_images](./dspic33a/secure_boot_uart_2_images/) and the associated [README.md](./dspic33a/secure_boot_uart_2_images/README.md) files for details on the required hardware, software, setup, and how to run the demo.

## <u>dsPIC33A Multi-Image ECDSA CAN Boot Demo</u>

### Summary
An example secure bootloader using the Microchip Device Firmware Update (MDFU) protocol and CAN-FD peripheral on the Curiosity Platform Development Board with a dsPIC33AK512MPS512 DIM demonstrating the following: 
* Secure firmware update via CAN-FD using Microchip Device Firmware Update (MDFU) protocol 
* Application verification checking using Elliptic Curve Digital Signature Algorithm (ECDSA) with P\-384

### Related Documentation
* [dsPIC33AK512MPS512 DIM (EV80L65A)](https://www.microchip.com/en-us/development-tool/ev80l65a)
* [Curiosity Platform Development Board (EV74H48A)](https://www.microchip.com/en-us/development-tool/ev74h48a)
* [MDFU Protocol](http://www.microchip.com/DS50003743)

### Setup And Operation
See [secure_boot_can_2_images](./dspic33a/secure_boot_can_2_images/) and the associated [README.md](./dspic33a/secure_boot_can_2_images/README.md) files for details on the required hardware, software, setup, and how to run the demo.

## <u>dsPIC33A Multi-Image CRC Live Download Dual Partition UART Boot Demo</u>

### Summary
An example bootloader using the Microchip Device Firmware Update (MDFU) protocol and UART peripheral on the Curiosity Platform Development Board with a dsPIC33AK512MPS512 DIM demonstrating the following:
* Firmware update via UART using Microchip Device Firmware Update (MDFU) protocol.
* Live download of a new application image into an inactive partition while the active partition continues running, using dual partition mode.
* Application verification checking using a 32-bit CRC-32Q signature.

### Related Documentation
* [dsPIC33AK512MPS512 DIM (EV80L65A)](https://www.microchip.com/en-us/development-tool/ev80l65a)
* [Curiosity Platform Development Board (EV74H48A)](https://www.microchip.com/en-us/development-tool/ev74h48a)
* [MDFU Protocol](http://www.microchip.com/DS50003743)

### Setup And Operation
See [crc_uart_live_download_dual_partition](./dspic33a/crc_uart_live_download_dual_partition/) and the associated README.md files at the root of each project for details on the required hardware, software, setup, and how to run the demos.

## <u>dsPIC33A Multi-Image PQC ECDSA Hybrid UART Boot Demo</u>

### Summary
Example secure bootloaders using the Microchip Device Firmware Update (MDFU) protocol and UART peripheral on the Curiosity Platform Development Board with a dsPIC33AK512MPS512 and dsPIC33AK256MPS306 DIM demonstrating the following: 
* Secure firmware update via UART using Microchip Device Firmware Update (MDFU) protocol.
* Application verification checking using Elliptic Curve Digital Signature Algorithm (ECDSA) with P\-384 and ML-DSA-87.
* The dsPIC33AK256MPS306 project demonstrates ML-DSA-87 verification accelerated by the dsPIC33A Crypto Accelerator Module (CAM) hardware. The dsPIC33AK512MPS512 project demonstrates ML-DSA-87 verification using the standard wolfCrypt software-only implementation. See each project's README.md for details and benchmark data.

### Related Documentation
* [dsPIC33AK512MPS512 DIM (EV80L65A)](https://www.microchip.com/en-us/development-tool/ev80l65a)
* [dsPIC33AK256MPS306 DIM (EV02E57A)](https://www.microchip.com/en-us/development-tool/ev02e57a)
* [Curiosity Platform Development Board (EV74H48A)](https://www.microchip.com/en-us/development-tool/ev74h48a)
* [MDFU Protocol](http://www.microchip.com/DS50003743)

### Setup And Operation
See [secure_boot_pqc_ecdsa_uart_2_images](./dspic33a/secure_boot_pqc_ecdsa_uart_2_images/) and the associated README.md files at the root of each project for details on the required hardware, software, setup, and how to run the demos.