<About This Manual - 2>
About Register Table
How to read the register table in each chapter is shown below.
This register table serves as an example to the explanations above. It may be different on an actual table.
• bp
The bit position of each register is shown.
• Bit name
The bit symbol is shown.
There are following two kinds of statements in addition to the bit symbol.
Reserved : This is the reserved bit.
- : This bit is not mounted.
• Initial value
The value of the bit immediately after reset release is shown with binary number.
When the value immediately after reset release is unfixed value, this item is indicated as "X".
• Access
"R" : This bit is readable.
"W" : This bit is writable.
• Description
The outline of the bit function and setting values are shown.
Access the bit according to the description in this item.
Register name
Register specification
Chapter15
8-bit Timer
Each item is explained below.
Timer 0 Mode Register (TM0MD: 0x0A200) [8-bit Access Register]
15.2.3 Timer Mode Registers
Values of the timer mode register contorl the operation, initialization, and clock source
selection of each timer. For setting clock sources, refer to [15.3 Clock Source Selection].
Register symbol
Register address
Clock source selection
000: IOCLK
001: IOCLK/8
010: IOCLK/32
011: Setting prohibited
100: Setting prohibited
101: Timer1 underflow
110: Timer2 underflow
111: IOCLK/128
TM0CK2-02-0
"0" is always read out.
-5-4
3
Binary counter initialization
0: Initialization release
1: Initialization
TM0LDE
6
Timer 0 operation control
0: Deactivated
1: Activated
TM0CNE
7
DescriptionBit namebp
R/W
0
TM0CNE
7
R/W
0
0
R/W
0
TM0CK2-0
1
R/W
0
2
R
0
5
R
0
-
4
R/WR/WAccess
00
Initial value
ReservedTM0LDEBit name
36bp
Reserved
This bit must be set to "0".
Access size
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