tmp88cs43fg TOSHIBA Semiconductor CORPORATION, tmp88cs43fg Datasheet - Page 22

• Manufacturer Part Number: tmp88cs43fg
• Description: 8 Bit Microcontroller Tlcs-870/x Series
• Manufacturer: TOSHIBA Semiconductor CORPORATION

2. Functional Description
2.1 Functions of the CPU Core
Timer
counter
DV1CK
fc
(1)
Prescaler
0
1 2
1. Generate a divider output (
2. Generate the source clock for the time base timer
3. Generate the source clock for the watchdog timer
4. Generate the internal source clock for the timer counter
5. Generate a warm-up clock when exiting STOP mode
Configuration of the Timing Generator
The Timing Generator a 3-stage prescaler, 21-stage dividers, and a machine cycle counter.
When reset and when entering/exiting STOP mode, the prescaler and dividers are cleared to 0.
Figure 2-4 Configuration of the Timing Generator
Selector
A
B
S
Y
1
2
Divider
3
4
5
DVO
6
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) pulse
7
Machine cycle counter
8
9
10
11
12
13
Divider
14
15
16
17
18
19
20
21
TMP88CS43FG
Watchdog
timer
Time base
timer
D i v i d e r
O u t p u t
etc.
Standby
control
circuit