The Picofly Bootloader is a small, versatile bootloader that lets you simply program your Picofly microcontroller. It is easy to make use of and can be utilized with quite a lot of programming languages and instruments. On this information, we’ll present you how one can use the Picofly Bootloader to program your Picofly microcontroller.
To get began, you may want to put in the Picofly Bootloader software program. You may obtain the software program from the Picofly web site. As soon as you have put in the software program, you may want to attach your Picofly microcontroller to your laptop. You are able to do this utilizing a USB cable. As soon as your Picofly microcontroller is related, you’ll be able to open the Picofly Bootloader software program. The software program will routinely detect your Picofly microcontroller and show its data.
Preliminary Configuration of Picofly Bootloader
The Picofly Bootloader is a vital device for configuring and programming your Picofly board. To make use of the Picofly Bootloader, you will want to observe these steps:
1. Set up the Picofly Bootloader Software program
To make use of the Picofly Bootloader, you need to first obtain and set up the required software program. This contains the Picofly Bootloader utility, the Picofly System Driver, and the Picofly Firmware. These elements can be found from the Picofly web site.
Upon getting downloaded and put in the required software program, you’ll be able to launch the Picofly Bootloader utility.
2. Join the Picofly Board to Your Laptop
Join the Picofly board to your laptop utilizing the supplied USB cable within the right orientation (the USB-C connector needs to be going through the pc). Be certain that the USB cable is securely inserted into each the Picofly board and your laptop.
3. Choose the COM Port
As soon as the Picofly board is related to your laptop, you will want to pick the suitable COM port from the Picofly Bootloader utility. The COM port is the communication channel between your laptop and the Picofly board. To pick the COM port, click on on the “COM Port” drop-down menu and select the COM port that corresponds to your Picofly board.
4. Set the Baud Price
The baud fee is the velocity at which information is transferred between your laptop and the Picofly board. The default baud fee for the Picofly Bootloader is 115200. Usually, you’ll be able to go away the baud fee on the default setting. Nevertheless, if you’re experiencing communication points, it’s possible you’ll want to regulate the baud fee.
5. Click on the “Join” Button
Upon getting chosen the COM port and baud fee, click on on the “Join” button to ascertain a connection between your laptop and the Picofly board. If the connection is profitable, the Picofly Bootloader utility will show a message indicating that the connection has been established.
6. Configure the Picofly Board
As soon as you might be related to the Picofly board, you’ll be able to configure the board’s settings utilizing the Picofly Bootloader utility. The Picofly Bootloader utility lets you configure quite a lot of settings, together with the next:
* System Title – The title of the Picofly board.
* System ID – The distinctive identifier of the Picofly board.
* Firmware Model – The model of the firmware put in on the Picofly board.
* Bootloader Model – The model of the bootloader put in on the Picofly board.
* Reset Rely – The variety of instances the Picofly board has been reset.
Desk of Contents
| Motion | Description |
|—|—|
| Step 1 | Set up the Picofly Bootloader software program |
| Step 2 | Join the Picofly board to your laptop |
| Step 3 | Choose the COM port |
| Step 4 | Set the baud fee |
| Step 5 | Click on the “Join” button |
| Step 6 | Configure the Picofly board |
Connecting to Picofly Bootloader
{Hardware} Configuration
To hook up with the Picofly Bootloader, you will want the next {hardware} elements:
- Picofly board
- USB-C cable
- Laptop
!Notice Pi Pico and the Pi Pico W boards usually are not suitable with the Picofly Bootloader.
Software program Configuration
Upon getting the required {hardware}, you will want to configure your laptop’s software program to acknowledge the Picofly Bootloader.
- Set up the Picofly Bootloader device: Obtain and set up the Picofly Bootloader device from the official Picofly web site.
- Join the Picofly board to your laptop: Join the Picofly board to your laptop utilizing the USB-C cable.
- Open the Picofly Bootloader device: Launch the Picofly Bootloader device in your laptop.
- Choose the COM port for the Picofly board: Within the Picofly Bootloader device, choose the COM port that corresponds to the Picofly board.
- Click on the "Join" button: Click on the "Join" button within the Picofly Bootloader device to ascertain a reference to the Picofly board.
Extra Notes:
- If you happen to encounter any points connecting to the Picofly Bootloader, make sure that the USB-C cable is correctly related and that the COM port is accurately chosen.
- The Picofly Bootloader device can be utilized to flash firmware to the Picofly board, configure bootloader settings, and carry out different bootloader operations.
- For detailed directions on utilizing the Picofly Bootloader device, seek advice from the official documentation out there on the Picofly web site.
| {Hardware} | Configuration |
|---|---|
| Picofly board | Join utilizing USB-C cable |
| USB-C cable | Join Picofly board to laptop |
| Laptop | Set up Picofly Bootloader device |
Add Firmware to Picofly Bootloader
To add firmware to the Picofly bootloader, you will want the next:
- A Picofly system
- A USB cable
- The Picofly bootloader software program
- The firmware picture you need to add
Upon getting all the crucial supplies, you’ll be able to observe these steps to add firmware to the Picofly bootloader:
1. Join the Picofly system to your laptop
Use the USB cable to attach the Picofly system to your laptop. The Picofly system will seem as a brand new drive in your laptop.
2. Open the Picofly bootloader software program
As soon as the Picofly system is related to your laptop, open the Picofly bootloader software program. The Picofly bootloader software program is a graphical person interface (GUI) that lets you add firmware to the Picofly system.
3. Choose the firmware picture you need to add
Within the Picofly bootloader software program, click on the “Choose Firmware” button. A file browser window will open. Navigate to the placement of the firmware picture you need to add and choose it. The firmware picture should be a .bin file.
4. Click on the “Add” button
Upon getting chosen the firmware picture you need to add, click on the “Add” button. The Picofly bootloader software program will start importing the firmware picture to the Picofly system. The add course of could take a couple of minutes.
5. As soon as the add course of is full, the Picofly system will reboot
As soon as the add course of is full, the Picofly system will reboot. The Picofly system will now be working the brand new firmware.
Confirm Firmware Add
To confirm that the firmware add was profitable, you should utilize the picofly-verify command.
The picofly-verify command takes a single argument, which is the trail to the firmware file that you just need to confirm.
To make use of the picofly-verify command, open a terminal window and navigate to the listing the place the firmware file is positioned.
Then, enter the next command:
picofly-verify [path to firmware file]
If the firmware add was profitable, the picofly-verify command will output a message indicating that the firmware is legitimate.
If the firmware add was not profitable, the picofly-verify command will output a message indicating that the firmware is invalid.
Extra Data
Along with the essential performance described above, the picofly-verify command additionally helps a lot of further options.
For instance, you should utilize the -v choice to verbose output, which can present extra detailed details about the verification course of.
It’s also possible to use the --sha256 choice to confirm the SHA256 checksum of the firmware file.
The next desk summarizes the out there choices for the picofly-verify command:
| Choice | Description |
|---|---|
-h |
Show assist data |
-v |
Allow verbose output |
--sha256 |
Confirm the SHA256 checksum of the firmware file |
Configuring Picofly Bootloader Settings
The Picofly bootloader affords a spread of customizable settings to adapt to totally different {hardware} configurations and person preferences. By modifying these settings, you’ll be able to optimize the bootloader’s habits and tailor it to your particular wants.
1. Bootloader Mode
Select between ‘Serial’ (UART) or ‘SPI’ because the bootloader’s communication interface. Serial mode is often used for growth and debugging, whereas SPI mode is appropriate for manufacturing environments.
2. Bootloader Timeout
Set the period of time the bootloader will watch for a sound firmware picture to be obtained. This setting prevents limitless ready when no firmware is on the market.
3. Bootloader Baud Price (Serial Mode Solely)
Configure the communication velocity for the serial connection. This could match the baud fee of your host system.
4. SPI Chip Choose Pin
Assign the microcontroller pin that will probably be used because the SPI chip choose. This pin is used to activate the bootloader.
5. Superior Settings
| Setting | Description |
|---|---|
| Disable Autobaud | Forestall automated baud fee detection in serial mode, permitting for customized baud charges. |
| Disable Magic Byte Checking | Disables checking for the bootloader magic byte earlier than executing the firmware. |
| Disable Area Safety | Permits writing to protected reminiscence areas. Use with warning. |
| Disable Leap to Software | Prevents automated execution of the firmware after programming. Helpful for debugging and testing. |
Configuring BLE Interface in Picofly Bootloader
Making a BLE Peripheral
To allow BLE communication within the bootloader, you want to configure a BLE Peripheral. This contains organising the system title, promoting parameters, and repair definitions.
System Commercial
The BLE system commercial packet comprises data that permits different units to find it. You may configure the system title, promoting interval, and connectable/discoverable flags to tailor the commercial habits.
BLE Providers and Traits
BLE makes use of providers and traits to prepare and change information. The bootloader sometimes defines a service for communication with the host laptop, together with traits for studying and writing flash reminiscence and controlling the bootloader.
BLE Safety
To safe the BLE connection, you’ll be able to allow encryption and authentication. Encryption ensures that information is protected throughout transmission, whereas authentication verifies the identification of related units.
BLE Debugging
To assist in growth and troubleshooting, you’ll be able to allow debug logs that present details about BLE occasions, connections, and information transfers. This may also help determine points and optimize the BLE configuration.
Utilizing the BLE Interface
As soon as configured, the BLE interface can be utilized to work together with the bootloader by commonplace BLE instructions. You may connect with the system, learn and write flash reminiscence, and set off actions like firmware updates, all wirelessly by the BLE connection.
| Parameter | Description |
|---|---|
| System Title | The title of the BLE system, displayed throughout discovery. |
| Promoting Interval | The interval between promoting packets, affecting discovery frequency. |
| Connectable | Whether or not the system permits different units to attach. |
| Discoverable | Whether or not the system is seen to different BLE scanners. |
| Service UUID | The distinctive identifier for the bootloader service. |
| Attribute UUID | The distinctive identifier for every attribute inside the service. |
| Safety Degree | The extent of safety utilized to the BLE connection, resembling encryption and authentication. |
| Debug Logging | Whether or not to allow debug logs for BLE occasions and information transfers. |
Superior Firmware Administration Methods
1. Firmware Validation
The Picofly Bootloader contains firmware validation, making certain the integrity of latest firmware pictures earlier than they’re uploaded to the system. This prevents corrupted or malicious firmware from being put in.
2. Firmware Versioning
The bootloader maintains a report of put in firmware variations, permitting for straightforward rollbacks to earlier variations if crucial.
3. Firmware Restoration
Within the occasion of a firmware corruption or bootloader failure, the Picofly Bootloader gives mechanisms for recovering the system’s firmware from a known-good picture.
4. Twin-Financial institution Firmware Replace
The bootloader helps dual-bank firmware updates, permitting for seamless updates with out downtime. The brand new firmware is uploaded to a secondary financial institution, and the system is rebooted to the brand new model.
5. Over-the-Air (OTA) Firmware Updates
The Picofly Bootloader helps OTA firmware updates, enabling firmware updates to be delivered remotely through wi-fi or web connections.
6. Encrypted Firmware Updates
For enhanced safety, the bootloader helps encrypted firmware updates, making certain confidentiality and integrity throughout firmware switch.
7. Firmware Rollback Safety
The bootloader contains firmware rollback safety, stopping malicious actors from downgrading the firmware to a susceptible model.
8. Extensibility and Customization
The Picofly Bootloader could be prolonged and customised by a complete API, permitting builders to implement customized firmware administration capabilities and combine the bootloader with current methods. This API contains the next functionalities:
| Operate | Description |
|---|---|
LoadFirmware() |
Hundreds a firmware picture into reminiscence. |
ValidateFirmware() |
Verifies the integrity of a firmware picture. |
InstallFirmware() |
Installs a validated firmware picture onto the system. |
CreateBackup() |
Creates a backup of the present firmware picture. |
RestoreBackup() |
Restores a firmware picture from a backup. |
Utilizing Picofly Bootloader for Manufacturing
The Picofly Bootloader is a strong device that can be utilized to program and replace units within the subject. It’s a small, open-source bootloader that may be simply built-in into any embedded system. The Picofly Bootloader helps quite a lot of programming interfaces, together with I2C, UART, and SPI.
{Hardware} Necessities
To make use of the Picofly Bootloader, you will want the next {hardware}:
- A microcontroller with a supported programming interface (I2C, UART, or SPI)
- A Picofly Bootloader module
- A programming cable (e.g., USB-to-I2C adapter)
Software program Necessities
Additionally, you will want the next software program:
- A Picofly Bootloader library on your goal microcontroller
- A programming device (e.g., Arduino IDE, STM32CubeProgrammer)
Programming Your System
To program your system with the Picofly Bootloader, observe these steps:
1. Join the Picofly Bootloader module to your goal microcontroller.
2. Join the programming cable to the Picofly Bootloader module.
3. Open the programming device and choose the suitable programming interface.
4. Choose the Picofly Bootloader library on your goal microcontroller.
5. Construct and program your firmware onto the goal microcontroller.
Updating Your System
To replace your system with the Picofly Bootloader, observe these steps:
1. Join the Picofly Bootloader module to your system.
2. Join the programming cable to the Picofly Bootloader module.
3. Open the programming device and choose the suitable programming interface.
4. Choose the Picofly Bootloader library on your system.
5. Construct and program the replace firmware onto your system.
Utilizing the Picofly Bootloader for Manufacturing
The Picofly Bootloader can be utilized to program and replace units within the subject. This may be helpful for quite a lot of functions, resembling:
- Updating firmware to repair bugs or add new options
- Rolling out new software program releases
- Performing distant diagnostics
| Profit | Description |
|---|---|
| Decreased downtime | Units could be up to date with out having to be taken offline. |
| Elevated flexibility | Firmware updates could be rolled out to a subset of units or to a particular area. |
| Improved safety | Firmware updates could be signed and verified to make sure that they’re genuine and haven’t been tampered with. |
How one can Use the Picofly Bootloader
The Picofly bootloader is a small program that lets you add new firmware to your Picofly microcontroller. It’s a easy and easy-to-use device that can be utilized with any laptop working Home windows, Mac OS X, or Linux.
To make use of the Picofly bootloader, you will want the next:
- A Picofly microcontroller
- A USB cable
- The Picofly bootloader software program
Upon getting all the crucial supplies, you’ll be able to observe these steps to make use of the Picofly bootloader:
1. Set up the Picofly bootloader software program in your laptop.
2. Join the Picofly microcontroller to your laptop utilizing the USB cable.
3. Open the Picofly bootloader software program.
4. Choose the COM port that the Picofly microcontroller is related to.
5. Click on the “Add” button to add the brand new firmware to the Picofly microcontroller.
Folks additionally ask
How do I do know if the Picofly bootloader is working?
When the Picofly bootloader is working correctly, it is best to see a message within the Picofly bootloader software program that claims “Picofly bootloader discovered.”
What do I do if the Picofly bootloader just isn’t working?
If the Picofly bootloader just isn’t working, strive the next:
- Ensure that the Picofly microcontroller is correctly related to your laptop utilizing the USB cable.
- Attempt utilizing a special COM port.
- Reinstall the Picofly bootloader software program.
Can I exploit the Picofly bootloader to add firmware to different microcontrollers?
No, the Picofly bootloader can solely be used to add firmware to Picofly microcontrollers.
