v0.3

v0.3

9 Feb 2026
This Aixt version needs Vlang v0.5.

Supported Devices

• Software emulator
• Mindstorms NXT
• PIC16F6xx-14p family
• PIC16F6xx-18p family
• PIC16F6xx-20p family
• PIC16F8x family
• PIC16F87x family
• PIC16F88x family
• Explorer16 (PIC24FJ128GA010)
• CY8CKIT-049-42xx (PSoC 4)
• CY8CKIT-145-40xx (PSoC 4)
• Arduino Uno
• Arduino Nano
• Arduino Mega
• Blue-Pill
• Nucleo-L031K6
• STM32G431Core
• STM32F411Core
• Raspberry Pi Pico
• XIAO-SAMD21
• XIAO-ESP32-xx (C3, C6, S3)
• ESP32-DevKitC
• ESP32-C3-CORE
• ESP32-C3FH4
• M5Stack FIRE
• CH32V103R8T6-EVT-R1
  Devices being updated:
• ESP32-CYD
• WCH families

Changes and new features

Aixt CLI update

• Migrate aixt.v file to an V's standard CLI app using cli module
• Aixt's new command has now an interactive mode (by flag)
• Implement the init command
• Interactive mode for init and new
• change device flag by -target (-t)
• make the Aixt executable receive -c_compiler <cc_path> (-cc <cc_path>) flag for the C compiler path
• make the Aixt executable receive -flasher <flasher_path> (-f <flasher_path>) flag for the flasher path

Folder organization update

• Split the examples from the API in all the targets creating examples folder
• Change targets folder name by api
• Change in all of the targets builtin.c.v to main/main.c.v
• Change /rp-pico/ by /pico/
• Change redundant names in /examples/ folders
• Target names are case-insensitive now but the Aixt related files and folders are always lowercase
• Add basic language test examples in /test folder
  • Create a folder by each test file including the project files
• Split the docs directory into docs/api and docs/lib

API update

• Object Oriented Programming enabled in the API for most of targets
• API and Aixt compiler now are number the same (0.3)
• Define as default the object oriented modules (pin, motor, etc) less in low memory devices like PICs
  • Define as standard module's name module for unique and OOP versions and module_fn for only-funcional ones
  • Update according the new names, the targets: NXT, Emulator and arduino devices (tested on Uno, Nano and Mega).
  • Create both functional and OOP version of modules pin, adc, pwm, motor, sensor and button
  • Update all the Microchip targets to pin_fn

Editors update

• VSCode tasks.json updated to also support Aixt as a Pixi workspace package
• Remove the fields device and port of .vscode/settings.json
• Modify .vscode/tasks.json according to the new v.mod file
• Modify .zed/tasks.json according to the new v.mod file
• Update tasks.json and settings.json according to the new v.mod file

Solved issues

• Arduino Mega and Nano led0 is now public.
• Change all occurrences of @[as_macro] const by @[as_macro] pub const
• Aixt failed with V 0.4.12 or above ("-" in names affected it). Now it works on V 0.4.12 and 0.5
• Defining structs and use them in multiples files failed depending on the compiling order
  • Add to the c_gen struct the field typedefs
• Global struct instances now work well
• Interrupts examples for arduino backend already work with pin y pin_fn
• Makefiles device_name already works well
• Interrupts on PIC16F work back
• unknown PIC12 fuses solved
• match already works well with C.variables
• assignment using match already works

README.md update

• Add documentation about installing by using conda/pixi

Configuration files update

• Implement a new scheme for the device.json setup files
• Add a v.mod file inside each project folder in order including device and port fields
  • transpile, c_compile and build commands use the v.mod file if the flag device is not explicitly passed
  • flash command use the v.mod file if the flag port is not explicitly passed
• Update the v.mod file in all the Microchip targets
• Remove aixt_linux and aixt_windows from settings.json
• Change the fields cc and flasher of setup/<target_name>.json file, from [windows_path] [linux_path] to [path] and [windows_path] as optional
• Update all the setup files *.jsonto the new scheme
  • From device.json change port: by target:
• Change the fields cc and flasher of setup.json file, from [flags] to [args]
• Change device: by target: in the project's v.mod files
• Add the fields cc: and flasher: to the project's v.mod files
• Aixt executable now works using data from: direct flags, the v.mod file or default setup/<target_name>.json file, following this priority order.
• Change aixt/AIXT by aixt_path/AIXT_PATH in all the VSCode and Zed setup files.

New features

• Delete nbc compiler binaries from the repository (Linux and Windows versions)
• Enable conditional compilation based on device.json properties
  • Include $if c ? {} syntax from backend: c of device.json
  • Include $if xc8 ? {} syntax from cc: { name: xc8 } of device.json
  • Change all the setup files name that contains '-' by '_'
  • Change all the setup files content that contains '-' by '_' in the fields: "target", "backend", "name" and "api_paths"
  • In the api folder change all the folders names that contains '-' by '_'
  • In the api folder change all the *.v file names that contains '-' by '_'
  • PIC16F6xx_14p ADC module modification by using conditional compilation: $if PIC16F630 ? {
• Implement a builtin module similar to the V's one
  • Implement eprint() function
• #preinclude command fully implemented and tested
• Generate the C macros (@[as_macro]) before de rest of constants and functions definition (functions and constants)
• Test and include in documentation the module pin_fast for PIC16 targets
• Update the PIC12Fxxx, PIC16F8x and PIC16F87x examples
• generates documentation from code
  • Update the source files header to improve the visualization of the automatic documentation
  • Remove /api/ from the end of targets implementation path
  • Create 'dummy' modules as workspaces in API targets folders (Microchip and Arduino targets)
  • Change redundant targets API folders (Microchip and Arduino targets)
  • Change /api/,/docs/, /setup/, examples/ and /templates/project/ folders to lowercase
  • New script to generate api/.../README.md files, from docs/.../quickref.md and api/.../header.md
  • Add the guide Generate documentation from code.md

Available Libraries

• disp7seg (7 Segments Arduino Shield)
• lcd (LCD Arduino Shield)
• For Arduino backend:
  • oled
  • random
  • tft_espi

v0.2.3

v0.2.3

26 Oct 2025
This Aixt version needs V 0.4.10.

Supported Devices

Devices updated to API v0.2.0 (OOP enabled):

• Software emulator
• Mindstorms NXT
• PIC16F6xx-14p family
• PIC16F6xx-18p family
• PIC16F6xx-20p family
• PIC16F8x family
• PIC16F87x family
• PIC16F88x family
• Explorer16 (PIC24FJ128GA010)
• CY8CKIT-049-42xx (PSoC 4)
• CY8CKIT-145-40xx (PSoC 4)
• Arduino Uno
• Arduino Nano
• Arduino Mega
• Blue-Pill
• Nucleo-L031K6
• STM32G431Core
• STM32F411Core
• Raspberry Pi Pico
• XIAO-SAMD21
• XIAO-ESP32-xx (C3, C6, S3)
• ESP32-DevKitC
• ESP32-C3-CORE
• ESP32-C3FH4
• M5Stack FIRE
• CH32V103R8T6-EVT-R1
  Devices being updated:
• ESP32-CYD
• WCH families

Changes and new features

• Object Oriented Programming enabled (API v0.2.0)
  • Issue solved: Structs can not be registered twice (due to the double parsing round). Solved clearing the symbol table between parsings
  • Implement structs
  • Implement structs declaring
  • Implement struct instances declaring
  • Implement struct fields access (struct_name.struct_field)
  • Support struct methods (using the V standard)
  • Add OOP features to the API (Emulator pin module, NXT motor module)
  • new 'pin_oop' object oriented pin module for Arduino backend (API v0.2.0)
  • Issue solved: References to 'struct's fail generating C code
  • In general API unify the name of the identification I/O parameter from 'name' to 'id', in all the targets for the modules pin, adc and pwn (along with their _oop version)
• Issue solved: functions that returns pointers fail
• Include casting on C generated code for 'return' commands
• Change the C generation of commands: import module { component }, to reach it more to original V behavior (import all the module and enable a short pseudonym for component)
• Generate the modules arduino-generic-UARTx instead of defining them for each target
• Change the definition of builtin LEDs ans Switches from builtin.c.v to pin.c.v
• Unify most the ports implementation in only one file module.c.v
• pin_fast module implemented for PIC16
• Change the name of the devices/boards implementation folder from ports to targets
• NXT target API (motor, sensor and button modules) updated to v0.2.0 (OOP)
• NXT test examples split in 'funcional' and 'struct-based' (object oriented approach)
• Now the builtin inputs and outputs belong to pin module and require to be manual configured ans initialized
• Issue solved: / characters produce errors on Windows. They were replaced by os.path_separator and os.norm_path()
• Pass the definition of pin modes for all the Arduino backend devices to arduino-generic/api/pin
• Folder Test deprecated
• Update OLED examples

Available Libraries

• disp7seg (7 Segments Arduino Shield)
• lcd (LCD Arduino Shield)
• For Arduino backend:
  • oled
  • random
  • tft_espi

v0.2.2

v0.2.2

22 Aug 2025

Devices Supported

Devices updated to API v0.1.2:

• Software emulator
• Mindstorms NXT
• PIC16F6xx-14p family
• PIC16F6xx-18p family
• PIC16F6xx-20p family
• PIC16F8x family
• PIC16F87x family
• PIC16F88x family
• Arduino Uno
• Arduino Nano
• Arduino Mega
• Blue-Pill
• Nucleo-L031K6
• STM32G431Core
• STM32F411Core
• Raspberry Pi Pico
• XIAO-SAMD21
• XIAO-ESP32-xx (C3, C6, S3)
• ESP32-DevKitC
• ESP32-C3-CORE
• ESP32-C3FH4
• M5Stack FIRE
  Devices being updated:
• CY8CKIT-145
• CY8CKIT-049
• ESP32-CYD
• WCH families

Changes and new features

• Call Aixt directly from .vscode/tasks.json instead of running it through V compiler
• New devices supported PIC16F62x-648 including uart
• Issue solved: module.c.v is not parsed first when imported a module
• Issue solved: comments inside conditional compiling fails inside as_macro functions
• Issue solved: as_macro multiline functions fails when return a value
• Change "Aixt: C compile" taks by "Aixt: C Compile" in all tasks.json files
• Add snippets for timer0 and ext modules for PIC16F family
• Group PIC16F630-676 and PIC16F684 as PIC16F6xx-14p
• Change PIC16F62x-648 to PIC16F6xx-18p
• Change PIC16F68x-690 to PIC16F6xx-20p
• Update snippets for PIC16F8x, PIC16F6xx-14p and PIC16F6xx-18p
• PIC12F6xx port implementation (time, timer0, pin and ext modules)
• Add template and "examples" folders for PIC12F6xx
• Issue solved: "cc_make_flags" write mistake in some .json setup files
• Snippets updated for PIC devices (including time, timer0, pin, port, adc, pwm and ext)
• Update snippets for Arduino AVR
• Make adc.setup() automatically set the used pin channels as inputs on PIC devices
• Issue solved: change as_macro multiline functions due to the using of ({ ... }) fails in XC Microchip compilers
• Add the interrupts doc file.
• Block diagram updated
• Interrupts timerX and ext implemented for ST devices (Arduino backend)

Available Libraries

• disp7seg (7 Segments Arduino Shield)
• lcd (LCD Arduino Shield)
• For Arduino backend:
  • oled
  • random
  • tft_espi

v0.2.1

v0.2.1

21 Jun 2025

Devices Supported

Devices updated to API v0.1.2:

• Software emulator
• Mindstorms NXT
• PIC16F8x family
• PIC16F87x family
• PIC16F88x family
• Arduino Uno
• Arduino Nano
• Arduino Mega
• Raspberry Pi Pico
• ESP32-DevkitC
• Blue-Pill
• XIAO-SAMD21
• Nucleo-L031K6
• XIAO-ESP32-xx (C3, C6, S3)
• CY8CKIT-145
• CY8CKIT-049
• ESP32-DevKitC
• M5Stack FIRE
• STM32G431Core
  Devices being updated:
• ESP32-CYD
• PIC16F6xx family
• WCH families
• Black-Pill

Changes and new features

• Generate the arduino-ARM32 subfolder
• Change aixt transpiler as a module with submodules
• Remove the passing of the aixt-path among functions
• Issue solved: C prototypes of @[inline] functions fail
• Changes compile Aixt option to c_compile (including vscode and zed tasks.json)
• Generate a new transpiler script
• Implement and test (16F83_blinking, ESP32-C3FH4-blinking and Nano-random_bits) a new transpiler scheme
• New transpiler folder tree including submodules builder, cgen, setup and util
• Builtin LED and SWITCH auto-setup (Arduino-AVR)
• New external interrupt example for Blue Pill (non-tested)
• For external interrupts on Arduino backend the pin has to be defined as constant
• Change '/' linux path separator by os.path_separator constant
• Enable input pulldown resistors in the API
• Change pin definitions as macros in most of the ports
• Change the interrupt service functions to be universal (not dependent of the backend)
• Add pin.toggle() function on Arduino ports
• Standardize the API component names containing numbers by '<name><number>' instead of '<name>_<number>'
• Update examples and the main diagram on README.md
• update the supported device list and link it to README.md
• update Emulator and NXT examples

v0.2.0

15 May 2025

Devices Supported

Devices updated to API v0.1.2:

• Software emulator
• Mindstorms NXT
• PIC16F8x family
• PIC16F87x family
• Arduino Uno
• Arduino Nano
• Raspberry Pi Pico
• ESP32-DevkitC
• Blue-Pill
• XIAO-SAMD21
• Nucleo-L031K6
• XIAO-ESP32-xx (C3, C6, S3)

Devices being updated:

• Arduino Mega
• CY8CKIT-145
• CY8CKIT-049
• ESP32-CYD
• ESP32-DevKitC
• M5Stack FIRE
• PIC16F6xx and 16F88x families
• WCH families
• STM32G431Core
• Black-Pill

New features

• Implement for in commands on strings.
• Add custom h/c, h/cpp and hpp/cpp files to the project folder (to use custom c external libraries)
• New Timer0 functions and examples (PIC16F8x family) including interrupts
• Update Microchip XC8 devices to xc8-v3.00
• New type Mutex implemented in NXT port (@[mutex] attribute deprecated)
• New names for functions in NXT's task module
• NXT snippets file updated
• port options added to all settings.json project files
• flasher_linux, flasher_windows, flasher_flags options added to all setup.json configuration files
• Implement flash option, to download the binary file to the device
• Help message updated
• Create M5Stack port
• .aixt extension is deprecated
• Aixt: Flash and Aixt: Build & Flash vscode tasks added to arduino-backend devices
• random module for arduino devices created
• IMU module created for the M5Stack port
• 6 tested examples for the M5Stack port
• Implement the folder structure for libraries
• Implement an example library
• Pass arrays as function parameters
• Update quickref.md files (Emulator, PIC16F8x, Arduino Nano)
• Move the random module from API to Libraries
• Implement External Interrupts on Arduino backend (AVR based)
• Change the function attribute management
• Change the External Interrupt for Arduino Nano using C macros with string concatenation
• Add an external interrupt example for Arduino Nano
• Unify the API of Arduino supported devices
• Improve the clean command, removing the all .c, .cpp, .h and .hpp files
• Update the ESP32-C3FH4 port (blinking led example tested)
• Standardize pin.mode on pin.setup for all arduino devicesSTM32G431Core
• New port Luatos/ESP32-C3-CORE (blinking led example tested)
• Update the W801 port (2 blinking led examples tested)
• Standardize the member vars api_mod_paths and api_lib_paths as maps
• Enable interrupts functions for Arduino devices in addition to the external interrupts
• create ESP32-CYD port and "tft_espi" library
• Support for Zed editor implemented
• Implement the PortB change interruption and pull-ups for PIC16F family
• Issue solved: version command only works running from aixt's main folder
• Issue solved: Array initialization fails the number of elements
• Issue solved: Conditional assign already works on V v0.4.9
• Issue solved: Conditional declare/assign statement already doesn't declare inner local variables
• Issue solved: U16 type fails on Arduino backend
• Issue solved: Library modules are not
• Issue solved: can not import a module from another module
• Issue solved: Constant array transpiling fails

v0.1.9

17 Jan 2025

Devices Supported

Devices updated to API aixt0.1.2:

• Software emulator
• Mindstorms NXT
• PIC16F8x family
• Arduino Uno
• Arduino Nano
• Raspberry Pi Pico
• ESP32-DevkitC
• PIC16F8x
• Blue-Pill
• XIAO-SAMD21
  New Devices:
• Nucleo-L031K6
• XIAO-ESP32-xx (C3, C6, S3)

New features:

• Implement the basic structure of interrupts (attribute @[XXXX_isr])
• Implement external interrupts on PIC16F8x microcontroller family.
• Implement the constant cpu_freq for changing the default cpu frequency defined on .json file
• Basic implementation of the "ArrayDecompose" expression
• Functions @[as_macro] now allow variable number of arguments
• Arrays and fixed-arrays now supports initialization by {init: value} syntax
• Empty array declaring now allowed

Changes

• Change Raspberry-Pi-Pico port name by "RP-Pico"
• Update the Setup file.md in doc folder. (Setup files.md )
• Explorer 16 PIC24 setup files updated
• Change Exp16-PIC24 port name by "Exp16-PIC24"
• Nucleo-L031K6 project template created
• Issue solved: Unpacking type layout (symbol table)
• NXT port updated to API v0.1.2
• NXT snippets updated
• Change builtin LED name to led_0
• Issue solved: main constants and globals can be invoked omitting main. now.
• Issue solved: array_init for non-fixed arrays fails
• Blue-Pill port updated to API v0.1.2
• XIAO-SAMD21 port updated to API v0.1.2
• XIAO-ESP-xx port created
• Templates updated: Arduino-Nano, Arduino-Uno, Emulator, ESP32-DevkitC, Exp16-PIC24, PIC16F8x, PIC16F88x, RP-Pico, W801, Blue-Pill, Nucleo-L031K6, XIAO-ESP32-xx, XIAO-SAMD21, NXT
• Add symlink option to help command

v0.1.8

v0.1.8

03 Dec 2024

Devices Supported

Devices updated to API aixt0.1.2

• Software emulator
• PIC16F8x family
• Arduino Uno
• Arduino Nano
• Raspberry Pi Pico
• ESP32-DevKitC

v0.1.7

v0.1.7

Devices Supported

Devices updated to API v0.1.2

• Software emulator
• PIC16F8x family
• Arduino Uno
• Arduino Nano
• Raspberry Pi Pico

v0.1.6

New features:

• Standardize the basic data types as V
• Add a typedef declaration for each compiler type in .json file (remove the necessity to do code replacements)
• Give support to "type" aliassing
• Add a custom attribute for defining constants and functions as C macros in order to save memory in small devices
• Define API modules' parameters as constants
• Allow implementation of the same Module on multiple directories

v0.1.5

v0.1.5