Renesas M16C/6NK Hardware Manual page 135

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M16C/6N Group (M16C/6NK, M16C/6NM)
Count Start Flag
b7 b6 b5 b4 b3 b2
Up/Down Flag
b7 b6 b5 b4 b3 b2
NOTES:
1.Use the MOV instruction to write to this register.
2.Make sure the port direction bits for the TA2IN to TA4IN and TA2OUT to TA4OUT pins are
set to "0" (input mode).
3.When not using the two-phase pulse signal processing function, set the corresponding bit to
timer A2 to timer A4 to "0".
Figure 13.5 TABSR Register and UDF Register
Rev.2.00 Nov 28, 2005
REJ09B0124-0200
b1 b0
Symbol
TABSR
Bit Symbol
TA0S Timer A0 Count Start Flag
TA1S Timer A1 Count Start Flag
TA2S Timer A2 Count Start Flag
TA3S Timer A3 Count Start Flag
TA4S Timer A4 Count Start Flag
TB0S Timer B0 Count Start Flag
TB1S Timer B1 Count Start Flag
TB2S Timer B2 Count Start Flag
(1)
b1 b0
Symbol
UDF
Bit Symbol
Timer A0 Up/Down Flag
TA0UD
TA1UD Timer A1 Up/Down Flag
TA2UD Timer A2 Up/Down Flag
TA3UD
Timer A3 Up/Down Flag
TA4UD Timer A4 Up/Down Flag
Timer A2 Two-Phase Pulse
TA2P
Signal Processing Select Bit
Timer A3 Two-Phase Pulse
TA3P
Signal Processing Select Bit
Timer A4 Two-Phase Pulse
TA4P
Signal Processing Select Bit
page 117 of 378
Address After Reset
0380h 00h
Bit Name
0 : Stops counting
1 : Starts counting
Address After Reset
0384h 00h
Bit Name
0 : Down count
1 : Up count
Enabled by setting the MR2 bit in
the TAiMR register to "0"
(= switching source in UDF register)
during event counter mode.
0 : Two-phase pulse signal
processing disabled
1 : Two-phase pulse signal
processing enabled
13. Timers
Function RW
RW
RW
RW
RW
RW
RW
RW
RW
Function
RW
RW
RW
RW
RW
RW
WO
(2) (3)
WO
WO