Renesas M16C/64A Series User Manual page 301

M16C/64A Group
17.3.1.3 Count Source
Internal clocks are counted in timer mode, one-shot timer mode, PWM mode, and programmable
output mode. Refer to Figure 17.1 "Timer A and B Count Sources" for details. Table 17.5 lists the Timer
A Count Sources.
f1 is any of the clocks listed below (refer to 8. "Clock Generator" for details).
•
Main clock divided by 1 (no division)
•
PLL clock divided by 1 (no division)
•
fOCO-S divided by 1 (no division)
Table 17.5 Timer A Count Sources
Count
Source
PCLK0
f1TIMAB 1
f2TIMAB 0
f8TIMAB -
f32TIMAB -
f64TIMAB -
fOCO-S -
fC32 -
PCLK0: Bit in the PCLKR register
TCS7 to TCS0: Bits in registers TACS0 to TACS2
TCK1 to TCK0: Bits in the TAiMR register (i = 0 to 4)
R01UH0136EJ0210 Rev.2.10
Jul 31, 2012
Bit Setting Value
TCS2 to
TCS3
TCS0
TCS6 to
TCS7
TCS4
0 -
1 000b
0 -
1 000b
0 -
1 001b
0 -
1 010b
1 011b
1 101b
0 -
1 110b
TCK1
to
TCK0
00b
f1
-
00b
f1 divided by 2
-
01b
f1 divided by 8
-
10b
f1 divided by 32
-
-
f1 divided by 64
- fOCO-S
11b
fC32
-
17. Timer A
Remarks
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