hd66100 Renesas Electronics Corporation., hd66100 Datasheet - Page 194

• Manufacturer Part Number: hd66100
• Description: H8/3867 Series
• Manufacturer: Renesas Electronics Corporation.

4. Register configuration
Table 9.3 shows the register configuration of timer A.
Table 9.3
Name
Timer mode register A
Timer counter A
Clock stop register 1
Subclock output select register
9.2.2
1. Timer mode register A (TMA)
TMA is an 8-bit read/write register for selecting the prescaler, input clock, and output clock.
Upon reset, TMA is initialized to H'10.
Bit
Initial value
Read/Write
Register Descriptions
Timer A Registers
TMA7
R/W
7
0
TMA6
R/W
6
0
TMA5
R/W
Abbrev.
TMA
TCA
CKSTPR1
CWOSR
5
0
—
—
4
1
TMA3
R/W
R/W
R
R/W
R/W
R/W
3
0
TMA2
R/W
Initial Value
H'10
H'00
H'FF
H'FE
2
0
TMA1
R/W
1
0
Address
H'FFB0
H'FFB1
H'FFFA
H'FF92
TMA0
R/W
0
0
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