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