The UART 103 is also connected to {HEAD ~ the DPRAM} 104 for being able to transfer data from the device to {TAIL ~ the DPRAM} 104 and vice versa 
The UART 103 is also connected to { HEAD ~ the DPRAM } 104 for being able to transfer data from the device to { TAIL ~ the DPRAM } 104 and vice versa
OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH