mg84fl54b Megawin Technology, mg84fl54b Datasheet - Page 26
mg84fl54b
Manufacturer Part Number
mg84fl54b
Description
Full-speed Usb Micro-controller
Manufacturer
Megawin Technology
Datasheet
1.MG84FL54B.pdf
(94 pages)
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10.2.2. Auto-Reload Mode (AR)
In AR mode, Timer2 can be configured to count up or count down depending on DCEN bit in T2MOD register.
When reset is applied(DCEN =0, CP/RL2=0), Timer2 is at auto-reload mode and only counting up is available.
An overflow on Timer2 or 1-to-0 transition on T2EX pin will load RCAP2H and RCAP2L contents onto Timer2,
also set TF2 and EXF2, respectively.
26
T2 EX pin
Fosc/12
T2 pin
Transition
Detector
C/T2=0
C/T2=1
EXEN2
TR2
MG84FL54B Data Sheet
Timier2 in Auto Reload Mode
RELOAD
(DCEN=0)
RCAP2L RCAP2H
(8 BITS)
TL2
(8 BITS)
TH2
EXF2
TF2
Timer2 Interrupt
MEGAWIN
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