M16C6NK Datasheet, PDF (146/404 Pages) Renesas Technology Corp – 16-BIT SINGLE-CHIP MICROCOMPUTER M16C FAMILY / M16C/60 SERIES

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M16C/6N Group (M16C/6NK, M16C/6NM)
13. Timers
Timer Ai Mode Register (i = 0 to 4)
b7 b6 b5 b4 b3 b2 b1 b0
11
Symbol
TA0MR to TA4MR
Address
After Reset
0396h to 039Ah
00h
Bit Symbol
Bit Name
TMOD0 _{Operation Mode}
TMOD1 ^{Select Bit}
MR0
Pulse Output Function
Select Bit ⁽³⁾
MR1
External Trigger Select
Bit ⁽¹⁾
Function
RW
b1 b0
RW
1 1 : PWM mode
RW
0 : Pulse is not output
(TAiOUT pin is a normal port pin)
1 : Pulse is output
RW
(TAiOUT pin is a pulse output pin)
0 : Falling edge of input signal to TAiIN pin ⁽²⁾
1 : Rising edge of input signal to TAiIN pin ^{(2) RW}
MR2
Trigger Select Bit
0 : Write "1" to TAiS bit in the TABSR register
1 : Selected by TAiTGH to TAiTGL bits
RW
MR3
16/8-Bit PWM Mode
Select Bit
0 : Functions as a 16-bit pulse width modulator
1 : Functions as an 8-bit pulse width modulator ^RW
b7 b6
TCK0
0 0 : f1 or f2
RW
Count Source Select Bit ^{0 1 : f8}
TCK1
1 0 : f32
1 1 : fC32
RW
NOTES:
1.Effective when the TAiTGH and TAiTGL bits in the ONSF or TRGSR register are "00b" (TAiIN pin input).
2.The port direction bit for the TAiIN pin is set to "0" (input mode).
3.Set to "1" (pulse is output), PWM pulse is output.
Figure 13.12 TA0MR to TA4MR Registers in Pulse Width Modulation Mode
Rev.2.00 Nov 28, 2005 page 128 of 378
REJ09B0124-0200