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Setting method other than program example
● Combination that can be set
The combination is shown below.
Operation mode
Data length
(MD[1:0])
Asynchronous-
0
normal mode (00)
Asynchronous-
1
multiprocessor mode
(01)
CLK synchronous
2
mode (10)
*: STOP bit can be selected only at transmission. First bit is detected only at reception (second bit is ignored).
● Method to select operation modes
Set by the operation mode bits (SMR.MOD[1:0])
Mode 0
Mode 1
Mode 2
● Type of operation clock and selection method
Set by the operation clock select bit (SMR.CS[2:0]).
Dedicated baud rate generator
To select internal clock
To select external clock
Parity
Parity (PEN)
selection
(CL)
(P)
Not provided
--
(0)
7bit
Even (0)
(0)
Provided
(1)
Odd (1)
Not provided
--
(0)
8bit
Even (0)
(1)
Provided
(1)
Odd (1)
--
8bit
Not provided
(1)
(0)
8bit
Not provided
--
(1)
(0)
Operation mode
Asynchronous-normal mode
Asynchronous-multiprocessor mode
CLK synchronous mode
-----
Clock input
Selection of
Data format
STOP bit length
(A/D)
(SBL) *
1bit
2bit
(0)
(1)
1bit
2bit
(0)
(1)
1bit
2bit
(0)
(1)
--
1bit
2bit
(0)
(1)
1bit
2bit
(0)
(1)
1bit
2bit
(0)
(1)
1bit
2bit
Address (1)
(0)
(1)
1bit
2bit
Address (0)
(0)
(1)
--
--
Operation mode bit (MOD[1:0])
Setting "11" is disabled.
Operation clock select bits (CS[2:0])
Set to "000
CHAPTER 19 UART
Presence or absence of error flags
Overrun
Framing
Parity
(ORE)
(FRE)
(PE)
❍
❍
❍
❍
❍
❍
--
Set to "00
"
B
Set to "01
"
B
Set to "10
"
B
" to "101
"
B
B
Set to "110
"
B
Set to "111
"
B
--
--
439
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