Renesas M32R/ECU Series User Manual page 259

Mitsubishi 32-bit risc single-chip microcomputers
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10
The Clock Bus and Input/Output Event Bus Control Unit has the following registers:
• Clock Bus & Input Event Bus Control Register (CKIEBCR)
• Output Event Bus Control Register (OEBCR)
Clock Bus & Input Event Bus Control Register (CKIEBCR)
b8
9
10
IEB3S
IEB2S
0
0
0
b
Bit Name
8, 9
IEB3S
Input event bus 3 input select bit
10, 11
IEB2S
Input event bus 2 input select bit
12
IEB1S
Input event bus 1 input select bit
13
IEB0S
Input event bus 0 input select bit
14
No function assigned. Fix to "0".
15
CKB2S
Clock bus 2 input select bit
The CKIEBCR register is used to select the clock source (external input or prescaler) supplied to the clock bus
and the count enable/capture signal (external input or output event bus) supplied to the input event bus.
11
12
13
14
IEB1S
IEB0S
CKB2S
0
0
0
0
10.2 Common Units of Multijunction Timers
b15
0
Function
00: Select external input 3 (TIN3)
01: – ditto –
10: Select output event bus 2
11: Select TIO7 output
00: Select external input 0 (TIN0)
01: Select external input 2 (TIN2)
10: Select external input 4 (TIN4)
11: – ditto –
0: Select external input 5 (TIN5)
1: Select TIO6 output
0: Select external input 6 (TIN6)
1: Select TIO5 output
0: Select prescaler 2
1: Select external clock 3 (TCLK3)
10-16
MULTIJUNCTION TIMERS
<Address: H'0080 0201>
<After reset: H'00>
32180 Group User's Manual (Rev.1.0)
R
W
R
W
R
W
R
W
R
W
0
0
R
W

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