Fujitsu F2MCTM-16LX Manual do Utilizador Página 198

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182
CHAPTER 11 TIMEBASE TIMER
11.2 Block Diagram of Timebase Timer
The timebase timer consists of the following blocks:
Timebase timer counter
Counter clear circuit
Interval timer selector
Timebase timer control register (TBTC)
Block Diagram of Timebase Timer
Figure 11.2-1 Block Diagram of Timebase Timer
The actual interrupt request number of the timebase timer is as follows:
Interrupt request number: #25 (19
H
)
2
1
/HCLK
CKSCR : MCS=1 0*
1
CKSCR : SCS=0 1*
2
OF
OF
OF
OF
TBIE TBOF TBC1 TBC0TBR
2
1
2
2
2
11
2
12
2
13
2
14
2
15
2
16
2
17
2
18
2
10
2
9
2
8
2
3
To PPG timer
Timebase timer counter
To watchdog
timer
To clock control part
oscillation stabilization
waiting time selector
Interval timer
selector
Counter
clear
circuit
Power-on reset
Stop mode
Timebase timer control register
(TBTC)
Timebase timer interrupt signal
OF : Overflow
HCLK : Oscillation clock
*1 : For switching machine clock from main clock to PLL clock
*2 : For switching machine clock from sub clock to main clock
TBOF set
TBOF clear
Re-
served
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