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11-102 SA-1100
Developer’s Manual
Peripheral Control Module
11.9.10 UART Register Locations
Table 11-14 shows the registers associated with the UART and the physical addresses used to
access them. See the Section 11.9, “Serial Port 1 – SDLC/UART” on page 11-78 for a description
of the programming and operation of the UART (serial port 1’s UART is identical to serial port 3’s
UART).
Table 11-14. UART Control, Data, and Status Register Locations
Address Name Description
0h 8001 0000 UTCR0 UART control register 0
0h 8001 0004 UTCR1 UART control register 1
0h 8001 0008 UTCR2 UART control register 2
0h 8001 000C UTCR3 UART control register 3
0h 8001 0010 — Reserved
0h 8001 0014 UTDR UART data register
0h 8001 0018 — Reserved
0h 8001 001C UTSR0 UART status register 0
0h 8001 0020 UTSR1 UART status register 1
0h 8001 0024 –
0h 8001 005C
— Reserved