M16C65 Datasheet, PDF (334/829 Pages) Renesas Technology Corp – RENESAS MCU M16C FAMILY / M16C/60

Under development
M16C/65 Group
Preliminary Specification
This is a preliminary specification and is subject to change.
17.2.13 Up/Down Flag (UDF)
17. Timer A
Up/Down Flag
b7 b6 b5 b4 b3 b2 b1 b0
Symbol
UDF
Address
0324h
After Reset
00h
Bit Symbol
Bit Name
Function
RW
TA0UD Timer A0 up/down flag
0 : Decrement
1 : Increment
RW
TA1UD Timer A1 up/down flag
RW
TA2UD Timer A2 up/down flag
RW
TA3UD Timer A3 up/down flag
RW
TA4UD Timer A4 up/down flag
RW
Timer A2 two-phase
0 : Two-phase pulse signal processing
TA2P pulse signal processing
disabled
RW
select bit
1 : Two-phase pulse signal processing
Timer A3 two-phase
enabled
TA3P pulse signal processing
RW
select bit
Timer A4 two-phase
TA4P pulse signal processing
RW
select bit
TAiUD (Timer Ai Up/Down Flag) (bi) (i = 0 to 4)
Enabled in event counter mode (when not using two-phase pulse signal processing).
TA2P (Timer A2 Two-Phase Pulse Signal Processing Select Bit) (b5)
TA3P (Timer A3 Two-Phase Pulse Signal Processing Select Bit) (b6)
TA4P (Timer A4 Two-Phase Pulse Signal Processing Select Bit) (b7)
Set these bits to 0 when not using two-phase pulse signal processing.
REJ09B0484-0030 Rev.0.30 Sep 09, 2008
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