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CHAPTER 13 UART
■
Theory of Operation for Operating Mode 0, 1, 2, and 3
In operating mode 0, 1, 2, or 3, UART operates as a general serial communication function. Figure 13.6-2
shows the settings required in UART operating mode 0, 1, 2, or 3.
Figure 13.6-2 Operating Mode 0, 1, 2, or 3
bit7 bit6 bit5 bit4 bit3bit2 bit1 bit0
SMC PEN SBL MC1 MC0 SMDE
SCKE SOE
SRC CR CS1CS0 RC2 RC1 RC0
SSD RDRF ORFE TDRE TIE RIE TD8/TP RD8/RP
SIDR
SODR
DDR3
SSEL SSEL
0
0
Stores received data.
Writes data to be transmitted.
: Used bit
: Set "0"
*
: For MC1 and MC0, set 00
B
in mode 0, 01
B
in mode 1, 10
B
in mode 2, and 11
B
in
mode 3.
*
**
*