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R01UH0336EJ0102 Rev.1.02
Page 1026 of 1538
Jul 17, 2014
V850E2/PG4-L
Section 19 Timer Option Module (TAPA)
(3)
TAPAnFLG - TAPAn Flag Register
This flag register is used to control Hi-Z
Access
This register can be read/written in 16-bit units.
Address
<
TAPAn_base1
> + 00
H
Initial value
0000
H
This register is initialized by a reset from any source.
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
0
0
0
0
0
TAPAn
HOF2
TAPAn
HOF1
TAPAn
HOF0
0
0
0
0
0
0
0
TAPAn
ACE
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
Table 19-12
Contents of the TAPAnFLG Register
Bit Position
Bit Name
Function
10 to 8
TAPAn
HOFm
TAPAnTHZOUTm output monitor bit (m = 0 to 2)
This bit monitors the TAPAnTHZOUTm output.
0: The TAPAnTHZOUTm output is at the low level.
1: The TAPAnTHZOUTm output is at the high level.
0
TAPAn
ACE
Asynchronous Hi-Z control enable bit
This bit indicates the state of asynchronous Hi-Z control (TAPAnTHASIN).
0: Asynchronous Hi-Z control is stopped.
1: Asynchronous Hi-Z control is enabled.
The conditions for setting and clearing this bit are as follows.
Clearing condition: Writing 1 to TAPAnACTT while TAPAnACWE = 1.
Setting condition: Writing 1 to TAPAnACTS while TAPAnACWE = 1.
Содержание V850 Series
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