Ui module IOMAP offsets

UIOffsetAbortFlag UIOffsetBatteryState UIOffsetBatteryVoltage UIOffsetBluetoothState UIOffsetButton UIOffsetError UIOffsetFlags UIOffsetForceOff UIOffsetLMSfilename UIOffsetOBPPointer UIOffsetPMenu UIOffsetRechargeable UIOffsetRunState UIOffsetSleepTimeout UIOffsetSleepTimer UIOffsetState UIOffsetUsbState UIOffsetVolume

#define UIOffsetButton   28 RW - Insert button (buttons enumerated above) (1 byte)