* @brief Reads the pulse length (either HIGH or LOW) on a pin * * @param pin Pin number to read * @param state state if the pulse to read (HIGH or

Setup receive interrupt - automatically called before main

* @brief Generates a pseudo-random number. * * @param howbig upper bound of the random value, exclusive * @return int32_t A random number between m

* @brief Read a byte from an i2c slave device where ACK/NACK is handled automatically * * @return uint8_t Data read from the i2c slave */

* @brief Reads a byte from the flash memory * * @param page_number Page number to read * @param address Address in flash page to read * @return ui

* @brief Request to read N bytes from i2c slave * * @param addr 7-bit slave i2c address * @param number_of_bytes number of bytes to read from the i

* @brief Restarts a request to read N bytes from i2c slave * * @param addr 7-bit slave i2c address * @param number_of_bytes number of bytes to read

* @brief Low level read/write routine * * @param data Data to send. Pass 0xFF to read * @return uint8_t Data read from the i2c slave */

* @brief Low level set clock high routine * */

* @brief Shifts in a byte of data one bit at a time. Starts from either the * most (i.e. the leftmost) or least (rightmost) significant bit. F

* @brief Shifts out a byte of data one bit at a time. Starts from either the * most (i.e. the leftmost) or least (rightmost) significant bit.

* @brief Low level i2c start routine * */

* @brief Resets Timer0 state back to its default MicroCore setting */

* @brief Generates a square wave of the specified frequency (and 50% duty * cycle) on a pin. A duration can be specified, otherwise the wave

* @brief Writes a byte to an i2c slave * * @param data Data to write * @return uint8_t Write status. 0 = success, 2 = NACK */

default implementation: may be overridden */

* @brief Writes the data stored in the flash buffer to the flash memory * * @param page_number Page number to write */