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Figure 10-32. Format of Baud Rate Generator Mode Control Registers 0, 1 (BRGMC0, BRGMC1)
After reset: 00H
7
BRGMCn
0
(n = 0, 1)
TPSn2
0
0
0
0
1
1
1
1
Caution If write is performed to BRGMCn during communication processing, the output of the baud rate
generator will be disturbed and communication will not be performed normally. Therefore, do
not write to BRGMCn during communication processing.
Remark
f
: Source clock of 8-bit counter
SCK
286
CHAPTER 10
SERIAL INTERFACE FUNCTION
R/W
Address: FFFFF30EH, FFFFF31EH
6
5
0
0
TPSn1
TPSn0
0
0
External clock (ASCKn)
0
1
fxx (17 MHz)
1
0
fxx/2 (8.5 MHz)
1
1
fxx/4 (4.25 MHz)
0
0
fxx/8 (2.13 MHz)
0
1
fxx/16 (1.06 MHz)
1
0
fxx/32 (531 kHz)
1
1
at n = 0: TM3 output
at n = 1: TM2 output
4
3
2
0
0
TPSn2
8-bit Counter Source Clock Selection
1
0
TPSn1
TPSn0
m
−
0
1
2
3
4
5
−
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