
Functional Overview
136
December 2003 Revised March 2005
SPRS231D
Table 339. UART3 Registers
DSP WORD
ADDRESS
MPU BYTE
ADDRESS
REGISTER
NAME
DESCRIPTION
ACCESS
WIDTH
ACCESS
TYPE
RESET
VALUE
0x00 CC00h
FFFB:9800
UART3_RHR
UART3 receive holding register
8
R
Undefined
0x00 CC00h
FFFB:9800
UART3_THR
UART3 transmit holding register
8
W
Undefined
0x00 CC00h
FFFB:9800
UART3_DLL
UART3 divisor latch low register
8
R/W
00h
0x00 CC01h
FFFB:9804
UART3_IER
UART3 interrupt enable register
8
R/W
00h
0x00 CC01h
FFFB:9804
UART3_DLH
UART3 divisor latch high register
8
R/W
00h
0x00 CC02h
FFFB:9808
UART3_IIR
UART3 interrupt identification register
8
R
01h
0x00 CC02h
FFFB:9808
UART3_FCR
UART3 FIFO control register
8
W
00h
0x00 CC02h
FFFB:9808
UART3_EFR
UART3 enhanced feature register
8
R/W
00h
0x00 CC03h
FFFB:980C
UART3_LCR
UART3 line control register
8
R/W
00h
0x00 CC04h
FFFB:9810
UART3_MCR
UART3 modem control register
8
R/W
00h
0x00 CC04h
FFFB:9810
UART1_XON1
UART3 XON1 register
8
R/W
00h
0x00 CC05h
FFFB:9814
UART3_LSR
UART3 mode register
8
R
60h
0x00 CC05h
FFFB:9814
UART3_XON2
UART3 XON2 register
8
R/W
00h
0x00 CC06h
FFFB:9818
UART3_MSR
UART3 modem status register
8
R
Undefined
0x00 CC06h
FFFB:9818
UART3_TCR
UART3 transmission control register
8
R/W
0Fh
0x00 CC06h
FFFB:9818
UART3_XOFF1
UART3 XOFF1 register
8
R/W
00h
0x00 CC07h
FFFB:981C
UART3_SPR
UART3 scratchpad register
8
R/W
00h
0x00 CC07h
FFFB:981C
UART3_TLR
UART3 trigger level register
8
R/W
00h
0x00 CC07h
FFFB:981C
UART3_XOFF2
UART3 XOFF2 register
8
R/W
00h
0x00 CC08h
FFFB:9820
UART3_MDR1
UART3 mode definition 1 register
8
R/W
07h
0x00 CC09h
FFFB:9824
UART3_MDR2
UART3 mode definition register 2
8
R/W
00h
0x00 CC0Ah
FFFB:9828
UART3_SFLSR
UART3 status FIFO line status register
8
R
00h
0x00 CC0Ah
FFFB:9828
UART3_TXFLL
UART3 transmit frame length low
8
W
00h
0x00 CC0Bh
FFFB:982C
UART3_RESUME
UART3 resume register
8
R
00h
0x00 CC0Bh
FFFB:982C
UART3_TXFLH
UART3 transmit frame length high
8
W
00h
0x00 CC0Ch
FFFB:9830
UART3_SFREGL
UART3 status FIFO low register
8
R
Undefined
0x00 CC0Ch
FFFB:9830
UART3_RXFLL
UART3 receive frame length low
8
W
00h
0x00 CC0Dh
FFFB:9834
UART3_SFREGH
UART3 status FIFO high register
8
R
Undefined
0x00 CC0Dh
FFFB:9834
UART3_RXFLH
UART3 receive frame length high
8
W
00h
0x00 CC0Eh
FFFB:9838
UART3_UASR
UART3 autobauding status register
8
R
00h
0x00 CC0Eh
FFFB:9838
UART3_BLR
UART3 BOF control register
8
R/W
40h
0x00 CC0Fh
FFFB:983C
UART3_ACREG
UART3 auxiliary control register
8
R/W
00h
0x00 CC10h
FFFB:9840
UART3_SCR
UART3 supplementary control register
8
R/W
00h
0x00 CC11h
FFFB:9844
UART3_SSR
UART3 supplementary status register
8
R
00h
0x00 CC12h
FFFB:9848
UART3_EBLR
UART3 BOF length register
8
R/W
00h
0x00 CC13h
FFFB:984C
Reserved
0x00 CC14h
FFFB:9850
UART3_MVR
UART3 module version register
8
R
0x00 CC15h
FFFB:9854
UART3_SYSC
UART3 system configuration register
8
R/W
00h
0x00 CC16h
FFFB:9858
UART3_SYSS
UART3 system status register
8
R/W
00h
0x00 CC17h
FFFB:985C
UART3_WER
UART3 wake-up enable register
8
R/W
7Fh