* Helper write function that writes a single string value to a file in the path provided * @param path The sysfs path of the file to be modified * @

* Helper read function that reads a single string value to a file from the path provided * @param path The sysfs path of the file to be read * @para

RaiseNeedMoreValuesToUnpack */

* Close the file handles and sets a temporary state to -1. */

* Close the file handles and sets a temporary state to -1. */

* Open a connection to an I2C device * @return 1 on failure to open to the bus or device, 0 on success. */

* Open a connection to an I2C device * @return 1 on failure to open to the bus or device, 0 on success. */

* Helper write function that writes a single string value to a file in the path provided * @param path The sysfs path of the file to be modified * @

IterFinish */

RaiseTooManyValuesToUnpack */

UnpackItemEndCheck */

* Helper write function that writes a single string value to a file in the path provided * @param path The sysfs path of the file to be modified * @

* Generic method to transfer data to and from the SPI device. It is used by the * following methods to read and write registers. * @param send The a

* Send data to the display module. The data is an 8-bit value, but it is sent to the module * in two parts - the lower 4-bits followed by the upper 4

* Helper read function that reads a single string value to a file from the path provided * @param path The sysfs path of the file to be read * @para

* Generic method to transfer data to and from the SPI device. It is used by the * following methods to read and write registers. * @param send The a

* Send a character command to the display module. These commands are generally set with * constants that are defined in the LCDCharacterDisplay.cpp f

* Helper read function that reads a single string value to a file from the path provided * @param path The sysfs path of the file to be read * @para

* Close the file handles and sets a temporary state to -1. */

* Generic method to transfer data to and from the SPI device. It is used by the * following methods to read and write registers. * @param send The a

This function writes the value passed to the file in the path

* Writes a value to a defined register address (check the datasheet for the device) * @param registerAddress the address of the register to write t

RaiseArgTupleInvalid */

simple getter methods

Sends a message to the client and displays the message on the console

Sends a message to the client and displays the message on the console

* Set the speed of the SPI bus * @param speed the speed in Hz */

* Generic method to transfer data to and from the SPI device. It is used by the * following methods to read and write registers. * @param send The a

* Generic method to transfer data to and from the SPI device. It is used by the * following methods to read and write registers. * @param send The a

ParseKeywords */

* Close the SPI device */

* Open a connection to an I2C device * @return 1 on failure to open to the bus or device, 0 on success. */

* Print a std::string to the character display at the current cursor position. * @param message */

* Read a single register value from the address on the device. * @param registerAddress the address to read from * @return the byte value at the reg

* Method to read a number of registers from a single device. This is much more efficient than * reading the registers individually. The from address

* Write a single value to the I2C device. Used to set up the device to read from a * particular address. * @param value the value to write to the de

GetItemInt */

GetItemInt */