Fujitsu F2MC-16LX Hardware Manual page 268
Mb90470 series 16-bit microcontroller
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Also See for F2MC-16LX:
- Hardware manual (706 pages) ,
- Application note (13 pages) ,
- Operation manual (10 pages)
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CHAPTER 13 8/16-BIT UP/DOWN COUNTER/TIMER
Figure 13.1-2 Block diagram of 8/16-bit up/down counter/timer (channel 1)
CGE1
Edge/level
ZIN1
detected
CMS1 CMS0 CES1 CES0 M16E UDMS
AIN1
Up/down count
clock selection
BIN1
Prescaler
CLKS
252
CGE0
CGSC
UDCC
Carry
UDF1 UDF0 CDCF CFIE
CSTR
Data bus
8 bits
RCR1 (reload/compare register 1)
Reload
CTUT
control
UCRE
RLDE
Counter clear
8 bits
UDCR1 (up/down count register 1)
CITE UDIE
Count clock
Interrupt
output
CMPF
UDFF OVFF
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