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R

read(int) - Method in interface com.cloudpos.card.MifareUltralightCard
Reads 4 consecutive blocks (16 bytes) from a MIFARE Ultralight card.
read(int, int, int) - Method in interface com.cloudpos.card.SLE4442Card
Reads data from a specified area of the card.
READ_ERROR - Static variable in interface com.cloudpos.msr.MSRTrackData
Error constant indicating that a read error occurred due to one or more invalid or corrupt characters in the track data.
readBlock(int, int) - Method in interface com.cloudpos.card.MifareCard
Reads data from a specified block within a sector.
readValue(int, int) - Method in interface com.cloudpos.card.MifareCard
Reads E-Wallet data from a specified block.
RED - Static variable in interface com.cloudpos.led.LEDDeviceSpec
 
remove(String) - Method in class com.cloudpos.printer.Format
Removes a specific format parameter.
REQUEST_PENDING - Static variable in exception com.cloudpos.DeviceException
Indicates that a previous request made by this device object has not been completed.
resetFormat() - Method in interface com.cloudpos.printer.PrinterDevice
Resets the printer to its default format settings.
resetSensorStatus() - Method in interface com.cloudpos.hsm.HSMDevice
Resets the sensor status, useful for small batteries.
retrieveCTS() - Method in interface com.cloudpos.serialport.SerialPortDevice
Retrieves the current state of the CTS (Clear To Send) control signal.
retrieveRTS() - Method in interface com.cloudpos.serialport.SerialPortDevice
Retrieves the current state of the RTS (Request To Send) control signal.
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