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R01UH0336EJ0102 Rev.1.02
Page 503 of 1538
Jul 17, 2014
V850E2/PG4-L
Section 13 Timer Array Unit B (TAUB)
(6)Specific timing diagrams
(a)
TAUBnCDRm = 0000
H
Figure 13-56
TAUBnCDRm = 0000
H
, TAUBnCMORm.TAUBnMD0 = 1,
TAUBnCMURm.TAUBnTIS[1:0] = 01
B
• If TAUBnCDRm is 0000
H
, TAUBnCNTm is also always 0000
H
.
• INTTAUBnIm is generated every count clock, resulting in TAUBnTTOUTm
toggling every count clock.
Figure 13-56 shows an operation timing example. Actually, there is a delay
from TINm detection until TOUTm output because of the delay time of a noise
filter or synchronization circuit placed between the TAUBnlm pin and TAUBn.
(b)
Restart
Figure 13-57
Restart, TAUBnCMORm.TAUBnMD0 = 1,
TAUBnCMURm.TAUBnTIS[1:0] = 01
B
To reset the value of TAUBnTTOUTm:
• Set TAUBnTOE.TAUBnTOEm = 0 when the counter is stopped
(TAUBnTE.TAUBnTEm = 0)
• Then write either 0 or 1 to TAUBnTO.TAUBnTOm to set the new start value
of TAUBnTTOUTm
Divided by 2
0000H
0000H
TAUBnTS.TAUBnTSm
TAUBnTE.TAUBnTEm
TAUBnTTINm
TAUBnCNTm
TAUBnCDRm
TAUBnTTOUTm
INTTAUBnIm
Operation starts
Operation stops
Operation starts
TOUTm initialization
0002H
FFFF
H
0000H
0001H
TAUBnTS.TAUBnTSm
TAUBnTE.TAUBnTEm
TAUBnTTINm
TAUBnCNTm
TAUBnCDRm
TAUBnTTOUTm