Renesas H8/38024 Hardware Manual page 583

8-bit single-chip microcomputer h8 family/h8/300l super low power series
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RDR—Receive Data Register
Bit
7
RDR7
Initial value
0
Read/Write
R
TMA—Timer Mode Register A
Bit
7
Initial value
Read/Write
W
6
5
RDR6
RDR5
0
0
R
R
Serial receiving data are stored
6
5
W
W
Internal Clock Select
TMA3 TMA2
TMA1
0
0
0
1
1
0
1
1
0
0
1
1
0
1
H'AD
4
3
RDR4
RDR3
RDR2
0
0
R
R
H'B0
4
3
TMA3
TMA2
1
0
R/W
R/W
Prescaler and Divider Ratio
TMA0
or Overflow Period
φ/8192
0
PSS
φ/4096
1
PSS
φ/2048
0
PSS
φ/512
1
PSS
φ/256
0
PSS
φ/128
1
PSS
φ/32
0
PSS
φ/8
1
PSS
0
PSW
1 s
1
PSW
0.5 s
0
PSW
0.25 s
1
PSW
0.03125 s
0
PSW and TCA are reset
1
0
1
Rev. 6.00, 08/04, page 553 of 628
2
1
0
RDR1
RDR0
0
0
0
R
R
R
2
1
0
TMA1
TMA0
0
0
0
R/W
R/W
Function
Interval
timer
Clock time
base
(when
using
32.768 kHz)
SCI3
Timer A

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