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CHAPTER 13 UART
13.4 Registers of UART

Figure 13.4-1 shows the UART-relating registers.

UART-relating Registers

Figure 13.4-1 UART-relating Registers

bit7 bit6 bit5 bit4 bit3 bit2 bit1 bit0
0028HPEN SBL MC1 MC0 SMDE SCKE SOE 00000-00B
R/W R/W R/W R/W R/W R/W R/W
bit7 bit6 bit5 bit4 bit3 bit2 bit1 bit0
0029HCR CS1 CS0 RC2 RC1 RC0 --011000B
R/W R/W R/W R/W R/W R/W
bit7 bit6 bit5 bit4 bit3 bit2 bit1 bit0
002AHRDRF ORFE TDRE TIE RIE TD8/TP RD8/RP 00100-1XB
R R R/W R/W R/W R/W R
bit7 bit6 bit5 bit4 bit3 bit2 bit1 bit0
002BHXXXXXXXXB
RRRRRRRR
bit7 bit6 bit5 bit4 bit3 bit2 bit1 bit0
002BHXXXXXXXXB
WWWWWWWW
bit7 bit6 bit5 bit4 bit3 bit2 bit1 bit0
002CHPREN PR2 PR1 PR0 ----0010B
R/W R/W R/W R/W
bit7 bit6 bit5 bit4 bit3 bit2 bit1 bit0
003BHSSEL -------0B
R/W
R/W : Readable/Writable
R : Read only
W : Write only
: Unused
X : Undefined
Address
Address
Address
Address
Address
Address
Address
Initial value
Initial value
Initial value
Initial value
Initial value
Initial value
SMC (serial mode control register)
SRC (serial rate control register)
SSD (serial status and data register)
SIDR (serial input data register)
SODR (serial output data register)
UPC (clock divider selection register)
SSEL (serial switch register)