Renesas M16C/50 Series User Manual page 327

M16C/5L Group, M16C/56 Group
16.3.1.3 Count Source
Internal clocks are counted in timer mode, pulse period measurement mode, and pulse width
measurement mode. Refer to Figure 16.1 "Timer A and B Count Sources" for details. Table 16.4 lists
Timer B 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)
•
fOCO-F divided by 1 (no division)
Table 16.4 Timer B Count Sources
Count
Source PCLK0
f1TIMAB 1
f2TIMAB 0
f8TIMAB -
f32TIMAB -
f64TIMAB -
fOCO-F -
fOCO-S -
fC32 -
PCLK0: Bit in the PCLKR register
TCS7 to TCS0: Bits in registers TBCS0 toTBCS1
TCK1 to TCK0: Bits in the TBiMR register (i = 0 to 2)
Note:
1. Select f1 or fOCO-F by setting the TCDIV00 bit in the TCKDIVC0 register.
R01UH0127EJ0110 Rev.1.10
Sep 01, 2011
Bit Setting Value
TCS3 TCS2 to TCS0
TCS7 TCS6 to TCS4
0 -
1 000b
0 -
1 000b
0 -
1 001b
0 -
1 010b
1 011b
1 100b
1 101b
0 -
1 110b
TCK1 to
TCK0
00b
f1 or fOCO-F
-
00b
f1 divided by 2 or fOCO-F divided by 2
-
01b
f1 divided by 8 or fOCO-F divided by 8
-
10b
f1 divided by 32 or fOCO-F divided by 32
-
-
f1 divided by 64 or fOCO-F divided by 64
- fOCO-F
- fOCO-S
11b
fC32
-
16. Timer B
Remarks
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