Release of Version 1.1.1

Changes

New Features

• Added support for PIO
• Moved to arm gcc V5.4 (no further support in "arm-linux-gnueabihf" environment)

Improvements and Changes

• Fix for XMC4700 pin config
• Fix for DMA Lib

Release of Version 1.1.0

Changes

New Features

• Added device control library for the XMC microcontrollers
• Added RTC library
• Added DMA library (beta, in development)
• Added setAnalogWriteFrequency() to change the PWM frequency
• Added new variant for the XMC1100 H-Bridge 2Go including library for IFX9201 H-Bridge
• Added new variant for the XMC1300 Sense2GoL including library for BGT24LTR11
• Added additional GPIO modes OUTPUT_OPENDRAIN and INPUT_PULLDOWN
• Added RESET interrupt to RESET pin on XMC1100 Boot Kit
• Added menu option in Arduino IDE 'Serial Output Selection' for XMC1100 and XMC1300 variants to conveniently switch between on board UART and UART to the PC

Improvements and Changes

• Changed Wire library to non-blocking and improved overall performance
• Changed implementation of wiring_time
• Changed implementation of tone
• Removed all compiler warnings by major changes in the software code
• Renamed the boards and variants to a proper naming structure
• Updated XMC Peripheral Library to 2.1.16
• Swapped MOSI and MISO for XMC1100 XMC2Go to be compatible with additional existing boards
• Changed analogRead() to use ADC channel instead of physical pin number
• Improved linker scripts

Contributions

Special thanks to Paul Carpenter for major contributions to this new release.

Bug fix of XMCFlasher for Mac OS and Linux

• New XMCFlasher tool version 1.2.1: fixing problems for Mac OS and Linux
• XMC Core version 1.0.5

Cleaning-up of repository and changes of Wire lib

• Changes in Wire lib
• Clean-up of repository
• Minor generic changes

Bugfixes for Serial, Wire, and SPI functions

• Fixed bug: stuck while Serial transmit on high speed
• Fixed bug: wrong SDA and SCL in pins_arduino (XMC4700)
• Changed delayMicroseconds
• SPI and Wire lib - shared USIC

Fixes for Wire lib, HardwareSerial, typos and other bugs

• Changed the Wire Lib - use HW FIFO - incresed buffer size - renamed struct variable
• Fixed a typo: == / =
• Updated the boards.txt
• Increased the stack size for XMC1100
• Fixed the HardwareSerial issue from GitHub
• Adjusted the delayMicroseconds() function
• Added the XMC1300 Board

Fixes for Wire, Serial, Random and Added Keywords

Changes

• Added keywords
• Changed the wire NACK detection + ADDED repeated start @requestFrom after endTransmission(false)
• Added the early return after NACK received at address phase (wire.cpp)
• Added the random(long, long) func
• Fixed the wire-slave-receive-bug
• Fixed the wire-requestFrom-address-not-set-Bug
• Added check if serial available during serialEvent

Fix for Linker and I2C

Changes

• Fixed an issue with the rand() function which returned always the same value when executed: changed linker flags in platform.txt and removed --nano.specs
• Fixed I2C receive bug

First Release

XMC for Arduino

The traced back initial release of the XMC integration into the Arduino IDE

Known bugs:

• rand() function returns always the same value when executed
• Problem with I2C receive