The receive routine called by the interrupt handler

Stop listening. Returns true if we were actually listening.

* Function twi_attachSlaveRxEvent * Desc sets function called before a slave read operation * Input function: callback function to use * Out

* Function twi_attachSlaveTxEvent * Desc sets function called before a slave write operation * Input function: callback function to use * Ou

* Function twi_disable * Desc disables twi pins * Input none * Output none */

* Function twi_init * Desc readys twi pins and sets twi bitrate * Input none * Output none */

* Function twi_readFrom * Desc attempts to become twi bus master and read a * series of bytes from a device on the bus * Input addr

* Function twi_slaveInit * Desc sets slave address and enables interrupt * Input none * Output none */

* Function twi_setFrequency * Desc sets twi bit rate * Input Clock frequency * Output none */

* Function twi_setTimeoutInMicros * Desc set a timeout for while loops that twi might get stuck in * Input timeout value in microseconds (0 m

* Function twi_writeTo * Desc attempts to become twi bus master and write a * series of bytes to a device on the bus * Input addres

default implementation: may be overridden */

* void writebuffer(memtype, buffer, address, length) */

If TXC is cleared before writing UDR and the previous byte completes before writing to UDR, TXC will be set but a byte is still being transmitted caus

* @brief Construct a new Flash:: Flash object * * @param flash_array the flash space array the library will utilize * @param flash_array_size total

Endpoint 0 interrupt

Constructor

VBUS or counting frames Any frame counting?

* Empty yield() hook. * * This function is intended to be used by library writers to build * libraries or sketches that supports cooperative thread

This would ensure parameters are within area bounded by flash, but forgoing check

Right now, PWM output only works on the pins with hardware support. These are defined in the appropriate pins_*.c file. For the rest of the pins, we

Declared weak in Arduino.h to allow user redefinitions.

These undocumented functions should not be used. SPI.transfer() polls the hardware flag which is automatically cleared as the AVR responds to SPI's i

These undocumented functions should not be used. SPI.transfer() polls the hardware flag which is automatically cleared as the AVR responds to SPI's i

must be called in: slave rx event callback or after requestFrom(address, numBytes)

default to zero, meaning "a single write may block" should be overriden by subclasses with buffering

STL and C++11 iteration capability.

initialize, start listening on specified port. Returns 1 if successful, 0 if there are no sockets available to use

Before using SPI.transfer() or asserting chip select pins, this function is used to gain exclusive access to the SPI bus and configure the correct set

Before using SPI.transfer() or asserting chip select pins, this function is used to gain exclusive access to the SPI bus and configure the correct set

* @brief Function that returns the size of the allocated RAM buffer * * @return uint16_t RAM buffer size in bytes */

* @brief Checks if the microcontroller contains a bootloader that has flash * writing capabilities. It does so by checking if a spesific number is pl

* Clears the TWI timeout flag. */

* @brief Clears the RAM buffer * * @param fill optional parameter to set what content the buffer will be * filled with. Defaults to 0x00 if not pre

Check for interrupts TODO: VBUS detection

* Function copy_flash_pages uses do_spm() function to copy flash pages. * It is intended to be called by the application over the 'vector table' in pr

Link time optimization (LTO for short) has been supported by the IDE since v1.6.11. * In Arduino IDE 1.6.11 and newer LTO is enabled by default. The