
R01UH0336EJ0102 Rev.1.02
Page 954 of 1538
Jul 17, 2014
V850E2/PG4-L
Section 17 OS Timer (OSTM)
17.4.2
OS Timer Registers in Detail
(1)
OSTMnCMP - OSTM Compare Register
Depending on the mode of operation, this register holds the start value for the
down-counter or the value for comparison with that of the counter.
Access
This register is readable/writable in 32-bit units.
Address
<OSTMn_base1>
Initial value
0000 0000
H
This register is initialized by a reset from any source.
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
16
OSTMnCMP[31:16]
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
OSTMnCMP[15:0]
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
Table 17-9
OSTMnCMP Register Contents
Bit Position
Bit Name
Function
31 to 0
OSTMnCMP
[31:0]
•
In interval timer mode: start value of the down-counter
•
In free-running comparison mode: value for comparison